| Athlete | Team | High School | City | State |
| Matt Alacheff | Swim | Lakewood South High School | Lakeville | MN |
| Marc Alessi | Swim | Liverpool High School | Liverpool | NY |
| Cameron Alexander | Swim | A. Crawford Mosley High School | Lynn Haven | FL |
| Shazman Ali | Swim/Polo | Dalton High School | Dalton | GA |
| Evan Allard | Swim | Eastwood High School | El Paso | TX |
| Michael Allen | Swim/Polo | Lake Forest High School | Lake Forest | IL |
| Nathaniel Allen | Swim | Glenoak High School | Canton | OH |
| Colter Allen | Swim | Fridley High School | Fridley | MN |
| Chase Allison | Swim | Shawnee Mission South High School | Overland Park | KS |
| Ayres Allison | Swim | Robert E. Lee High School | Tyler | TX |
| Leor Alon | Swim | Viewpoint School | Calabasas | CA |
| Andres Alvarez | Swim | Bishop Blanchet High School | Seattle | WA |
| Adam Ambroziak | Swim | Hudson High School | Hudson | OH |
| Hamed Ammar | Swim | The Lovett School | Atlanta | GA |
| Stephen Amori | Swim | Saline High School | Saline | MI |
| Harrison Anderson | Swim | New Oxford High School | New Oxford | PA |
| Brady Anderson | Swim | Stillwater Area High School | Stillwater | MN |
| Mark Anderson | Swim | Collins Hill High School | Suwanee | GA |
| Devon Ansell | Swim | Brooke High School | Wellsburg | WV |
| George Apostle | Swim | The Steward School | Richmond | VA |
| Will Arcand | Swim | Hampton Roads Academy | Newport News | VA |
| Michael Arnold | Swim | Ontario High School | Mansfield | OH |
| Tristan Aschittino | Swim | Mounds View Highschool | Arden Hills | MN |
| Christian Astran | Swim | Woodcrest Christian High School | Riverside | CA |
| Nick Badsky | Swim | Washburn Rural High School | Topeka | KS |
| Henry Baer | Swim | Acalanes High School | Lafayette | CA |
| Benjamin Bahr | Swim | Platteville High School | Platteville | WI |
| Richard Baker | Swim | Dallastown Area High School. | Dallastown | PA |
| Jack Bandlow | Swim | Central Bucks East High School | Doylestown | PA |
| Brice Banfield | Swim | Marshall High School | Marshall | MI |
| Nicholas Barkis | Swim | McKinney High School | McKinney | TX |
| Samuel Barre | Swim | Richard King High School | Corpus Christi | TX |
| Dana Barringer | Swim | Walton High School | Marietta | GA |
| Quinton Bassett | Swim/Polo | Marshall High School | San Antonio | TX |
| William Baugh | Swim | Haslett High School | Haslett | MI |
| Kyle Beaman | Swim/Polo | Friendswood High School | Friendswood | TX |
| Jared Becker | Swim | Central Bucks East High School | Doylestown | PA |
| Joe Bedford | Dive | Norfolk Academy | Norfolk | VA |
| William Bedinger | Swim | The Lovett School | Atlanta | GA |
| Evan Beggs | Swim | Seminole High School | Seminole | FL |
| Peter Behan | Swim | Corning-Painted Post | Corning | NY |
| Samuel Beloin | Swim | Kennesaw Mountain High School | Kennesaw | GA |
| David Bemporad | Swim | Winston Churchill High School | San Antonio | TX |
| Drew Bennett | Swim | Canfield High School | Canfield | OH |
| Nathan Benyamin | Swim/Polo | Calabasas High School | Calabasas | CA |
| John Bergamini | Swim | Paschal High School | Fort Worth | TX |
| Justin Bertelsman | Swim | Friendswood High School | Friendswood | TX |
| Thomas Best | Swim | Fairview High School | Boulder | CO |
| James Betz | Swim | Santa Margarita Catholic High School | Rancho Santa Margarita | CA |
| Joseph Bigenwald | Swim | Naperville Central High School | Naperville | IL |
| Charles Billingsley | Swim | DeWitt High School | DeWitt | MI |
| Jay Bland | Swim | The Lovett School | Atlanta | GA |
| Connor Blankenau | Swim | Lincoln Southwest High School | Lincoln | NE |
| Zachary Bleisch | Swim | Noblesville High School | Noblesville | IN |
| Perry Blough | Swim | Richwoods High School | Peoria | IL |
| Zach Boelter | Swim | Farmington High School | Farmington | MN |
| Daniel Bogen | Swim | Canfield High School | Canfield | OH |
| Jeremy Bogle | Swim/Polo | Loomis Chafee School | Windsor | CT |
| Caleb Bol | Swim | Holland Christian High School | Holland | MI |
| Nicholas Bonanno | Swim | Downers Grove North High School | Downers Grove | IL |
| Anthony Borek | Swim | Albuquerque Academy | Albuquerque | NM |
| Andrew Bowes | Swim | Forest Lake Senior High School | Forest Lake | MN |
| Kevin Boyle | Swim | Saint Xavier High School | Cincinnati | OH |
| Aidan Brady | Swim | St. Edward High School High School | Lakewood | OH |
| Andrew Bratton | Swim | du Pont Manual High School | Louisville | KY |
| James Brazukas | Swim | Archbishop Wood High School | Warminster | PA |
| Jack Brenneman | Swim | Cumberland Valley High School | Mechanicsburg | PA |
| Noah Brenner | Swim | Hamilton Southeastern High School | Fishers | IN |
| Isaac Brethour | Swim | Shawnee Mission South High School | Overland Park | KS |
| Stephen Bretz | Swim/Polo | Cathedral Preparatory School | Erie | PA |
| Eastin Bricco | Swim | Appleton North High School | Appleton | WI |
| Colin Brinkman | Swim | Detroit Catholic Central High School | Novi | MI |
| Andrew Britton | Swim | Cathedral Preparatory School | Erie | PA |
| Michael Brooks | Swim/Polo | Amador Valley High School | Pleasanton | CA |
| Richard Brown | Dive | Lakeside High School | Atlanta | GA |
| Grant Brown | Swim | Sturgis High School | Sturgis | MI |
| Peyton Brown | Swim | Hudson High School | Hudson | OH |
| Zachary Brown | Swim | Shawnee Mission South High School | Overland Park | KS |
| Michael Brunsman | Swim | De La Salle Collegiate High School | Warren | MI |
| Tyler Buck | Swim | New Braunfels High School | New Braunfels | TX |
| Carson Buel | Swim | Blue Valley Southwest High School | Overland Park | KS |
| Nicholas Bukaty | Swim | Shawnee Mission West High School | Overland Park | KS |
| Daniel Burke | Swim | Edina High School | Edina | MN |
| Noah Burke | Swim | Lincoln Southwest High School | Lincoln | NE |
| Miles Buroker | Swim | Trumbull High School | Trumbull | CT |
| Jordan Busch | Swim | Minot High School | Minot | ND |
| Lucas Buseck | Swim/Polo | Cathedral Preparatory School | Erie | PA |
| Christian Bush | Swim | Saint Xavier High School | Louisville | KY |
| Luke Bushner | Swim | Malvern Preparatory School | Malvern | PA |
| Canaan Campbell | Swim | Lawrence Free State High School | Lawrence | KS |
| Joseph Canuso | Swim | Malvern Preparatory Schoo | Malvern | PA |
| Jack Capra | Swim | James Madison High School | Vienna | VA |
| John Caras | Swim | Northview High School | Johns Creek | GA |
| Roberto Cardoso | Swim | North High School | Phoenix | AZ |
| John Cardwell | Swim | Madison West High School | Madison | WI |
| Daniel Carey | Swim | Kamiak High School | Mukilteo | WA |
| Ian Carey | Swim | Salisbury High School | Allentown | PA |
| Britt Carlson | Swim | Kamiak High School | Mukilteo | WA |
| Liam Carolan | Swim | James Madison High School | Vienna | VA |
| James Casey | Swim | J. H. Rose High School | Greenville | NC |
| Austin Cassel | Swim | Lower Dauphin High School | Hummelstown | PA |
| Thomas Celenza | Swim | Farmingdale High School | Farmingdale | NY |
| Clayton Chambers | Swim | Lakeside High School | Atlanta | GA |
| Eric Chan | Swim | Fort Bend Dulles High School | Sugar Land | TX |
| Sai-Ujjwal Chande | Swim | Rochester High School | rochester hills | MI |
| Mario Chang | Swim | Gulf Coast High School | Naples | FL |
| Jonathan Chang | Swim | Gahanna Lincoln High School | Gahanna | OH |
| Charles Chang | Swim | Ithaca High School | Ithaca | NY |
| Peter Chang | Dive | Science Hill High School | Johnson City | TN |
| Joshua Chatfield | Swim/Polo | St. Pius X Catholic High School | Atlanta | GA |
| Michael Chen | Swim | Fairview High School | Boulder | CO |
| Arnav Cherian | Swim | Northview High School | Johns Creek | GA |
| Colin Chiapello | Swim/Polo | De La Salle High School | Concord | CA |
| Justin Chiu | Swim | Mark Keppel High School | Alhambra | CA |
| Christian Cho | Swim | Albuquerque Academy | Albuquerque | NM |
| Sehyun Cho | Swim | Walton High School | Marietta | GA |
| Kendall Christy | Swim | Fossil Ridge High School | Fort Collins | CO |
| Stephen Christy | Swim | Fossil Ridge High School | Fort Collins | CO |
| Magnus Chun | Swim | Fossil Ridge High School | Fort Collins | CO |
| Dong Chun | Swim/Polo | McKinney High School | McKinney | TX |
| Ethan Chupp | Dive | Ann Arbor Huron high School | Ann Arbor | MI |
| Ben Clark | Swim | New Trier High School | Winnetka | IL |
| Kyle Clark | Swim | Gahanna Lincoln High School | Gahanna | OH |
| Mackenzie Clark | Swim | Monsignor Donovan High School | Toms River | NJ |
| Brody Clarke | Swim | North Farmington High School | Farmington Hills | MI |
| Garrett Clarke | Swim | Liverpool High School | Liverpool | NY |
| Bryan Cody | Swim | Lassiter High School | Marietta | GA |
| John Coffman | Swim | Detroit Country Day School | Beverly Hills | MI |
| Cody Coldren | Dive | Hamilton Southeastern High School | Fishers | IN |
| Stephen Cole | Swim | Ronald Reagan High School | San Antonio | TX |
| Grant Colligan | Dive | Holt High School | Holt | MI |
| Patrick Conaton | Swim | Fordham Preparatory School | Bronx | NY |
| Joshua Concannon | Swim | Rockhurst High School | Kansas City | MO |
| Dale Confer | Swim | Clearfield High School | Clearfield | PA |
| Kevin Conley | Swim | Bellbrook High School | Bellbrook | OH |
| Nicholas Cook | Swim | Sheboygan North High School | Sheboygan | WI |
| Jack Cook | Swim | Nicolet High School | Glendale | WI |
| Cody Cook | Swim | Alliance High School | Alliance | OH |
| Benjamin Cooper | Swim | Suffield Academy | Suffield | CT |
| Nickoulas Cooper-Garcia | Swim | Lowell High School | Lowell | IN |
| Luke Corder | Swim | Haslett High School | Haslett | MI |
| Max Cornblath | Swim | Ann Arbor Pioneer High School | Ann Arbor | MI |
| Nicholas Cox | Swim | Sheboygan North High School | Sheboygan | WI |
| Andrew Crane | Swim | Hudson High School | Hudson | OH |
| Tucker Creger | Swim | Saint Xavier High School | Louisville | KY |
| Parker Cruz | Swim | Marshall High School | Marshall | MI |
| Joshua Curley | Swim | Greater Lowell Technical High School | Lowell | MA |
| Andrew Cuthbert | Swim | The Collegiate School | Richmond | VA |
| Spencer Cutrow | Swim/Polo | Brentwood School | Los Angeles | CA |
| Alex Dahlgren | Swim | Lakeville North | Lakeville | MN |
| Andrew Dai | Swim | Acton-Boxboro Regional High School | Acton | MA |
| Sidhant Dalal | Swim | Loomis Chaffee School | Windsor | CT |
| Joseph D'Amico | Polo | Suffield Academy | Suffield | CT |
| Mitchell Davis | Swim | St. Joseph High School | St. Joseph | MI |
| Colin DeLucia | Swim | Salesianum School | Wilmington | DE |
| Alex Deters | Swim | Bellevue West High School | Bellevue | NE |
| Willard Devaul | Swim | Northwestern High School | Kokomo | IN |
| Luke DeVirgiliis | Swim | West Chester East High School | West Chester | PA |
| Christopher Devlin | Swim | Upper Dublin High School | Fort Washington | PA |
| Maxwell Deyoung | Swim | Forest Hills Eastern High School | Grand Rapids | MI |
| Robert Deziel | Swim | Lakeville North High School | Lakeville | MN |
| Douglas Dick | Swim | A. Crawford Mosley High School | Lynn Haven | FL |
| Michael DiDomenico | Swim | Canfield High School | Canfield | OH |
| Marcus Dilley | Swim | Shawnee Mission West High School | Overland Park | KS |
| Ronald Ding | Swim | Bloomington High School North | Bloomington | IN |
| Ben Diskin | Swim | Norfolk Academy | Norfolk | VA |
| Robert Dobie | Swim | University School of Nashville | Nashville | TN |
| Phillip Dobrenz | Swim | James Madison High School | Vienna | VA |
| Jordan Donegan | Swim | West Genesee High School | Camillus | NY |
| Jeffrey Doser | Swim | Penfield High School | Penfield | NY |
| Jerome Dotson | Swim | Lake Ridge High School | Mansfield | TX |
| Andrew Dowdle | Swim | Muncie Central High School | Muncie | IN |
| John Doyal | Swim | Westlake High School | Austin | TX |
| Peter Doyle | Swim | Ann Arbor Pioneer High School | Ann Arbor | MI |
| Ryan Drake | Swim | SPASH | Stevens Point | WI |
| Mitchell Dreisbach | Swim | Columbus Academy | Gahanna | OH |
| Harrison Duban | Swim | Foster High School | Richmond | TX |
| Ryan Dube | Swim | Richardson High School | Richardson | TX |
| Gianmarco Duin | Polo | Naperville North High School | Naperville | IL |
| Nathan Duncan | Swim | Judge Ronald N. Davies High School | Fargo | ND |
| Kenton Durham | Swim | New Castle High School | New Castle | IN |
| David Durkin | Swim/Dive/Polo | Fenwick High School | Oak Park | IL |
| Michael Dworsky | Polo | Brentwood School | Los Angeles | CA |
| Michael Dziuk | Swim | George Ranch High School | Richmond | TX |
| Tyler Ellenwood | Swim | Michigan City High School | Michigan City | IN |
| Jacob Elpers | Swim | Mater Dei High School | Evansville | IN |
| David Elzinga | Swim | St. Johns High School | St. Johns | MI |
| Kyle Emmons | Swim | Winston Churchill High School | San Antonio | TX |
| Matthew Erickson | Swim/Polo | Ann Arbor Pioneer High School | Ann Arbor | MI |
| James Esola | Swim | Westside High School | Omaha | NE |
| Connor Etheridge | Swim | Sacred Heart - Griffin High School | Springfield | IL |
| Thomas Everson | Swim | Hastings High School | Hastings | MN |
| Mark Fairley | Swim | Dubuque Senior High School | Dubuque | IA |
| Sean Fallon | Swim | Saint Xavier High School | Cincinnati | OH |
| Clayton Fasenmyer | Swim | Blue Valley Southwest High School | Overland Park | KS |
| Michael Feffer | Swim | State College Area High School | State College | PA |
| Karl Fenzl | Swim | Canisius High School | Buffalo | NY |
| Christian Fernandez | Swim | Lassiter High School | Marietta | GA |
| Francis Field | Swim | Salesianum School | Wilmington | DE |
| Daniel Fisher | Swim | West Chester East High School | West Chester | PA |
| Zachary Fisher | Swim | Red Bluff High School | Red Bluff | CA |
| Jacob Fitzwater | Swim | Belton High School | Belton | TX |
| Zachary Foltz | Swim | Seminole High School | Seminole | FL |
| Sebastien Forbes | Swim | San Angelo Central High School | San Angelo | TX |
| Mitchell Ford | Swim | Edmond North High School | Edmond | OK |
| Joshua Ford | Swim | Terre Haute South Vigo High School | Terre Haute | IN |
| Zachary Fossen | Swim | Jamestown High School | Jamestown | ND |
| Michael Fowler | Swim | Friendswood High School | Friendswood | TX |
| Lee Frazier | Swim | Knox Central High School | Barbourville | KY |
| Ryan Freedman | Swim | Radnor High School | Wayne | PA |
| Alec Freeman | Swim | Clearfield High School | Clearfield | PA |
| William Frisbie | Swim | Harry A. Burke High School | Omaha | NE |
| Noah Frostclapp | Swim | Ithaca High School | Ithaca | NY |
| Seth Frownfelter | Swim | Columbus East High School | Columbus | IN |
| Nicholas Fuqua | Swim | Century High School | Rochester | MN |
| Joshua Furth | Swim | Hopkins School | New Haven | CT |
| Aaron Fyalka | Swim | Sacred Heart - Griffin High School | Springfield | IL |
| William Gabriel | Swim/Dive/Polo | Dalton High School | Dalton | GA |
| Michael Garcia | Swim | Richard King High School | Corpus Christi | TX |
| Zachary Garrison | Swim | Marietta High School | Marietta | GA |
| Patrick Gelso | Swim | Dallas High School | Dallas | PA |
| Zachary Gerndt | Swim | Bloomfield Hills High School | Bloomfield Hills | MI |
| Bradley Gibble | Swim | State College Area High School | State College | PA |
| Cameron Gill | Swim | Noblesville High School | Noblesville | IN |
| Stephen Gilliat | Swim | McMinnville High School | McMinnville | OR |
| Bradley Gillman | Swim | Madison Memorial High School | Madison | WI |
| Alex Ginn | Swim | Trenton High School | Trenton | MI |
| James Glover | Swim | Millard South High School | Omaha | NE |
| Patrick Goetzke | Swim | Broadneck High School | Annapolis | MD |
| Phillip Goldberg | Swim | Highland Park High School | Highland Park | IL |
| Kalvis Golde | Swim | Pace Academy | Atlanta | GA |
| Steven Goliszewski | Swim | Downers Grove North High School | Downers Grove | IL |
| Nader Golshahr | Swim | Farmingdale High School | Farmingdale | NY |
| Mitchell Gonta | Swim | Corning-Painted Post | Corning | NY |
| Adam Gonzalez | Swim | Sacred Heart - Griffin High School | Springfield | IL |
| John Goodyear | Swim | Monsignor Donovan High School | Toms River | NJ |
| Richard Gorbett | Swim | St. Joseph High School | St. Joseph | MI |
| Maxwell Gordon | Swim | The Collegiate School | Richmond | VA |
| Alexander Goss | Polo | Hopkins School | New Haven | CT |
| Benjamin Grace | Swim | Penfield High School | Penfield | NY |
| Byron Grant | Swim | MTHEA | Franklin | TN |
| Blake Green | Dive | Strongsville High School | Strongsville | OH |
| Bradley Green | Swim | Brownsburg High School | Brownsburg | IN |
| Zachary Griffis | Swim | Jeffersonville High School | Jeffersonville | IN |
| Leif Grosswiler | Swim | Bangor High School | Bangor | ME |
| Nathaniel Groz | Swim | Greater Lowell Technical High School | Tyngsboro | MA |
| Eugene Guan | Swim | Bellaire High School | Bellaire | TX |
| Jackson Gunning | Swim | Walton High School | Marietta | GA |
| Nicolas Gural | Swim | Toms River South High School | Toms River | NJ |
| Scott Guyton | Swim | Lockport High School | Lockport | NY |
| Ryan Haas | Swim | Mater Dei High School | Evansville | IN |
| Kyle Haas | Swim | Mater Dei High School | Evansville | IN |
| Drew Hagedorn | Swim | Rockhurst High School | Kansas City | MO |
| Jeffrey Hagen | Polo | Malvern Preparatory School | Malvern | PA |
| Avedis Hagopian | Swim/Polo | Calabasas High School | Calabasas | CA |
| Bryan Hahn | Swim | Washburn Rural High School | Topeka | KS |
| Eric Hale | Swim | Cheyenne Mountain High School | Colorado Springs | CO |
| Zachary Hall | Swim | Batesville High School | Batesville | IN |
| Bennett Haller | Swim | Carlton J. Kell High School | Marietta | GA |
| Nathan Hallier | Swim | Coronado High School | Lubbock | TX |
| Nathan Hamit | Swim | Perry High School | Massillon | OH |
| Michael Hangsterfer | Swim | Nicolet High School | Glendale | WI |
| Joshua Hanlon | Swim | Brownsburg High School | Brownsburg | IN |
| Thomas Haracz | Swim | Loyola Academy | Wilmette | IL |
| Jin Harbour | Swim | Waiakea High School | Hilo | HI |
| Kyle Harkema | Swim | Holt High School | Holt | MI |
| Austin Harmel | Swim | Brookwood High School | Snellville | GA |
| Christopher Hartman | Swim | Smoky Hill High School | Aurora | CO |
| Amir Hassan | Swim | Albuquerque Academy | Albuquerque | NM |
| David Hatley | Swim | Albuquerque Academy | Albuquerque | NM |
| Craig Haug | Swim | Washburn Rural High School | Topeka | KS |
| Paul Hayes | Swim | West Chester East High School | West Chester | PA |
| Nathaniel Haynes | Swim | San Angelo Central High School | San Angelo | TX |
| Scott Heavilon | Swim | Yorktown High School | Yorktown | IN |
| Ryan Held | Swim | Sacred Heart - Griffin High School | Springfield | IL |
| Christopher Hendrickson | Swim | Academy of Information Technology & Engineering | Stamford | CT |
| Michael Henley | Swim | Holy Innocents' Episcopal School | Atlanta | GA |
| Samuel Heppner | Swim | Downers Grove North High School | Downers Grove | IL |
| Mitch Herrera | Swim | Lakeville South High School | Lakeville | MN |
| Christopher Herrick | Swim | Lake-Lehman Junior-Senior High School | Lehman | PA |
| Zachary Higgins | Swim | Rochester John Marshall High School | Rochester | MN |
| Brennan Hile | Swim | Texas High School | Texarkana | TX |
| Cory Hire | Swim | Etowah High School | Woodstock | GA |
| Daniel Ho | Swim | Richwoods High School | Peoria | IL |
| Clayton Hoehler | Swim | Saint Xavier High School | Louisville | KY |
| Brian Holcomb | Swim | Hudson High School | Hudson | OH |
| Thomas Holliday | Swim | Muscatine High School | Muscatine | IA |
| Jesse Holmes | Swim | Elkhorn High School | Elkhorn | NE |
| Loki Hondorf | Swim | Oak Ridge High School | Oak Ridge | TN |
| Jonathan Hong | Dive | Cumberland Valley High School | Mechanicsburg | PA |
| Noah Hopkins | Swim | Lakeside High School | Atlanta | GA |
| Michael Hopper | Dive | Desert Vista High School | Phoenix | AZ |
| Nicholas Horsman | Swim | Lincoln County High School | Fayetteville | TN |
| Cameron Howe | Swim | Brebeuf Jesuit Preparatory School | Indianapolis | IN |
| Jackson Howell | Swim | Reitz Memorial High School | Evansville | IN |
| Max Hsiao | Swim | Union High School | Camas | WA |
| Doron Hu | Swim | Centennial High School | Frisco | TX |
| Graham Hubbell | Swim | Plainwell High School | Plainwell | MI |
| Anthony Huber | Dive | Lassiter High School | Marietta | GA |
| Hunter Huett | Swim | Hillcrest High School | Springfield | MO |
| Grant Huffman | Swim | Columbus East High School | Columbus | IN |
| Adam Hunter | Swim | Naperville Central High School | Naperville | IL |
| Graham Hunter | Swim | Batesville High School | Batesville | IN |
| Logan Hurt | Swim | Tennessee High School | Bristol | TN |
| Ali Hussain | Swim | Ontario High School | Mansfield | OH |
| Tyler Huusko | Swim | Eagan High School | Eagan | MN |
| Noah Hynoski | Swim | Monsignor Donovan High School | Toms River | NJ |
| Kyle Iasiello | Swim | Northamaton Area High School | Northampton | PA |
| David Ice | Swim | Martinsville High School | Martinsville | IN |
| Christopher Ilenstine | Swim | Bishop Blanchet High School | Seattle | WA |
| Clarke Indek | Swim | Cohasset Middle High School | Cohasset | MA |
| Charlie Ingram | Swim | The Lovett School | Atlanta | GA |
| Caleb Irvin | Swim | Holland West Ottawa High School | Holland | MI |
| William Irvin | Swim | Greenon High School | Springfield | OH |
| Tristan Irvine | Swim | Northeastern High School | Manchester | PA |
| Kevin Isaac | Swim | Lansing Catholic High School | Lansing | MI |
| Henry Isobe | Swim | Lake Ridge High School | Mansfield | TX |
| Matthew Jackett | Swim | Marin Academy | San Rafael | CA |
| Talbot Jacobs | Swim | The College Preparatory School | Oakland | CA |
| Kurt Jaisle | Swim | Glastonbury High School | Glastonbury | CT |
| Daniel James | Swim | Saint Xavier High School | Louisville | KY |
| Caleb Jeffrey | Swim | Harry A. Burke High School | Omaha | NE |
| Henry Jiang | Swim | Westford Academy | Westford | MA |
| Tommy Jiang | Swim | New Trier High School | Winnetka | IL |
| Alex Jirgens | Swim | Otsego High School | Otsego | MI |
| Luke Johnson | Swim | Hamilton Southeastern High School | Fishers | IN |
| William Jones | Swim | University School of Nashville | Nashville | TN |
| Ryan Jubenville | Swim | Otsego High School | Otsego | MI |
| Andrew Jung | Dive | Carlmont High School | Belmont | CA |
| Robert Kahmann | Swim | Springboro High School | Springboro | OH |
| Evan Kalb | Swim | Mesabi East High School | Aurora | MN |
| Albert Kalmbach | Swim | Grapevine High School | Grapevine | TX |
| Jacob Kaskel | Swim | Norfolk Academy | Norfolk | VA |
| Lucas Kasle | Swim | Nicolet High School | Glendale | WI |
| Robert Keehn | Swim | Haverford High School | Havertown | PA |
| Thomas Kelley | Swim | Walton High School | Marietta | GA |
| Brian Kerlin | Swim | Woodberry Forest School | Woodberry Forest | VA |
| Justin Khan | Swim | St. Joseph High School | St. Joseph | MI |
| John Kilbane | Swim | St. Edward High School High School | Lakewood | OH |
| Kyle Kilponen | Swim | Novi High School | Novi | MI |
| Evan Kim | Swim | Southlake Carroll High School | Southlake | TX |
| Alexander Kim | Swim | Frisco High School | Frisco | TX |
| Austin King | Swim | Elkhart Memorial High School | Elkhart | IN |
| Peter Kinton | Swim | James Madison High School | Vienna | VA |
| Grant Kirchhofer | Swim | Memorial High School | Houston | TX |
| Joshua Klein | Swim | Texas High School | Texarkana | TX |
| Johnathan Klein | Swim | Plainwell High School | Plainwell | MI |
| Zachary Klesch | Swim | Lakeville South High School | Lakeville | MN |
| Eric Klipsch | Swim | Evansville Reitz Memorial High School | Evansville | IN |
| Kolin Knott | Swim | Cumberland Valley High School | Mechanicsburg | PA |
| Tyler Kohman | Swim | Columbus Academy | Gahanna | OH |
| Tim Kortebein | Swim | St. Joseph High School | St. Joseph | MI |
| Kyler Koschmider | Swim | St. Johns High School | St. Johns | MI |
| Timothy Krapf | Swim | Pittsford Sutherland High School | Pittsford | NY |
| Paul Krech | Dive | Fossil Ridge High School | Fort Collins | CO |
| Austin Krien | Swim | J. I. Case High School | Racine | WI |
| Jared Krug | Swim | Brownsburg High School | Brownsburg | IN |
| Christopher Kruger | Dive | Holt High School | Holt | MI |
| Zachary Kumar | Swim | Calabasas High School | Calabasas | CA |
| Ren Kuwaye-Tamanaha | Swim | Waiakea High School | Hilo | HI |
| Ryan Kwong | Swim | Union High School | Camas | WA |
| Matthew Laboe | Swim | Naperville Central High School | Naperville | IL |
| Christopher Lachell | Swim | Lockport High School | Lockport | NY |
| Dillon LaFata | Swim | Fordham Prepatory School | Bronx | NY |
| Devin Lake | Swim | DeWitt High School | DeWitt | MI |
| Elton Lam | Swim | Lewisville High School | Lewisville | TX |
| Christopher Lam | Swim | Rochester John Marshall High School | Rochester | MN |
| Connor Lamb | Swim | Naperville Central High School | Naperville | IL |
| Alexander Lammlein | Swim | North Canton Hoover | North Canton | OH |
| Jacob Lanczki | Dive | South Lyon East High School | South Lyon | MI |
| Alexander Landau | Swim | Brentwood School | Los Angeles | CA |
| Luke Landiak | Polo | Naperville North High School | Naperville | IL |
| Dennis Lang III | Swim | Denton High School | Denton | TX |
| Luke Latchford | Swim | Michigan City High School | Michigan City | IN |
| Patrick Lawler | Swim | Benet Academy | Lisle | IL |
| Gus Lawn | Swim | Archbishop Wood High School | Warminster | PA |
| Aaron Lawrence | Swim/Polo | Billy Ryan High School | Denton | TX |
| Brandon Le | Swim | Edmond Santa Fe High School | Edmond | OK |
| Spencer Lebel | Swim | Lansing Catholic High School | Lansing | MI |
| Evan Lee | Swim | Amador Valley High School | Pleasanton | CA |
| Nick Lee | Swim | Minot High School | Minot | ND |
| Cade Lefler | Swim | MTHEA | Franklin | TN |
| Lucas Leighton | Swim | Shawnee Mission West High School | Overland Park | KS |
| Andrew Lenz | Swim | Walsh Jesuit High School | Cuyahoga Falls | OH |
| Nicholas Leshok | Swim | North Farmington High School | Farmington Hills | MI |
| Adam Lesniak | Swim | Highland High School | Highland | IN |
| Eric Li | Swim | Plano Senior High School | Plano | TX |
| Rory Ruoyu Li | Swim | Century High School | Rochester | MN |
| Devin Li | Swim | Corning-Painted Post | Corning | NY |
| Eric Li | Swim | Albuquerque Academy | Albuquerque | NM |
| Jacob Lissoos | Swim | Highland Park High School | Highland Park | IL |
| Derek Liu | Swim | Smoky Hill High School | Aurora | CO |
| Thomas Locke | Swim | Kennesaw Mountain High School | Kennesaw | GA |
| Kylie Loforte | Swim | Canandaigua Academy | Canandaigua | NY |
| J. Carter Long | Swim | Kennesaw Mountain High School | Kennesaw | GA |
| Braydon Love | Swim | Jamestown High School | Jamestown | ND |
| Dale Lowder | Swim | Richard King High School | Corpus Christi | TX |
| Benjamin Lowry | Swim | Frisco High School | Frisco | TX |
| Theodore Luker | Swim | Sacred Heart - Griffin High School | Springfield | IL |
| Phillip Lunt | Swim/Dive | Cincinnati Christian High School | Cincinnati | OH |
| Colin Luzzi | Swim | Weston High School | Weston | MA |
| Adam Lyons | Swim | Western High School | Russiaville | IN |
| Tong Ma | Swim/Polo | McNeil High School | Austin | TX |
| Timothy Ma | Swim | Glastonbury High School | Glastonbury | CT |
| Eduardo Macias | Swim/Polo | Dr. Phillips High School | Orlando | FL |
| Patrick Madaya | Dive | Dallas High School | Dallas | PA |
| Maxwell Madden | Swim | Broadneck High School | Annapolis | MD |
| Gavin Mai | Swim | Century High School | Rochester | MN |
| Nicholas Maicke | Swim/Polo | Naperville North High School | Naperville | IL |
| Joshua Mak | Swim | Fairview High School | Boulder | CO |
| Johnny Malatesta | Swim | Vineland High School | Vineland | NJ |
| Jeffery Mann | Swim | Harper Creek High School | Battle Creek | MI |
| Richard Mannix | Swim | Fordham Preparatory School | Bronx | NY |
| Joseph Marin | Swim | Cathedral Preparatory School | Erie | PA |
| Hunter Marine | Swim | Lassiter High School | Marietta | GA |
| Colton Markevich | Swim | Bangor High School | Bangor | ME |
| Christopher Marks | Swim | The Albany Academy | Albany | NY |
| Zachary Marshall | Swim | Lassiter High School | Marietta | GA |
| Timothy Martin | Swim | Jeffersonville High School | Jeffersonville | IN |
| Alec Martini | Swim | Mounds View High School | Arden Hills | MN |
| William Massey | Swim | York Suburban High School | York | PA |
| Raveen Mathews | Swim | Forest Hills Central High School | Grand Rapids | MI |
| Taylor Mathis | Swim/Polo | Dalton High School | Dalton | GA |
| Vincent Mattei | Swim | Farmingdale High School | Farmingdale | NY |
| Duncan Mattingly | Swim | Lake Stevens High School | Lake Stevens | WA |
| Eric Mayer | Swim | Mandan High School | Mandan | ND |
| Quinn McCabe | Swim | Haslett High School | Haslett | MI |
| Conor McCann | Swim | Lansdale Catholic High School | Lansdale | PA |
| Justin McCarty | Swim | Tennessee High School | Bristol | TN |
| Andrew McClung | Swim/Polo | The Hill School | Pottstown | PA |
| Brendan McClure | Swim | William Hall High School | West Hartford | CT |
| Thomas McCormick | Swim | West Chester Henderson High School | West Chester | PA |
| Aidan McCue | Swim | Grapevine High School | Grapevine | TX |
| Nicholas McDaniel | Swim | McMinnville High School | McMinnville | OR |
| Tyler McDonald | Swim | Tippecanoe Valley Highschool | Akron | IN |
| Wesley McElheney | Swim | Centennial High School | Frisco | TX |
| William McFadden | Swim | Shaker Heights High School | Shaker Heights | OH |
| Michael McGee | Swim | Murray High School | Murray | KY |
| Kade McGilvray | Swim | Verona Area High School | Verona | WI |
| Jack McLaughlin | Swim | Edgewood High School | Madison | WI |
| Riley McManus | Swim | Sacred Heart - Griffin High School | Springfield | IL |
| Jeffrey McNeill | Swim | Muhlenberg High School | Laureldale | PA |
| Nathan Meier | Swim | Olathe North High School | Olathe | KS |
| John Meisenheimer | Swim | Dr. Phillips High School | Orlando | FL |
| Nicolas Merino | Swim | Carlton J. Kell High School | Marietta | GA |
| Nathan Merkle | Swim | Highlands High School | Fort Thomas | KY |
| Collin Miller | Swim | Baker High School | Mobile | AL |
| Zachary Miller | Swim/Polo | Cathedral Preparatory School | Erie | PA |
| Jordan Miller | Swim | Davenport Central High School | Davenport | IA |
| Matthew Miller | Swim | Hamilton High School | Hamilton | MI |
| Mark Milligan | Swim | Ames High School | Ames | IA |
| Jamil Mirabito | Swim | Delaware Valley High School | Milford | PA |
| Steven Missak | Swim | Naperville North High School | Naperville | IL |
| Eric Mitchell | Dive | Wayzata High School | Plymouth | MN |
| Coleman Mitchell | Swim/Polo | Lake Forest High School | Lake Forest | IL |
| Nickolas Moeller | Swim | Davenport Central High School | Davenport | IA |
| Joseph Moffitt | Swim | Tunkhannock Area High School | Tunkhannock | PA |
| Michael Mogg | Swim | West Orange High School | Winter Garden | FL |
| Adithya Mohan | Swim | Smoky Hill High School | Aurora | CO |
| Faadhil Moheed | Swim | Ithaca High School | Ithaca | NY |
| William Monjay | Swim | Northwood High School | Irvine | CA |
| Shawn Moore | Swim | Lockport High School | Lockport | NY |
| M. Adam Moran | Swim | Carlton J. Kell High School | Marietta | GA |
| Andrew Morris | Swim | Lakeside High School | Atlanta | GA |
| Chance Morris | Swim/Polo | Cypress Creek High School | Houston | TX |
| John Paul Morrison | Swim | Bloomington High School North | Bloomington | IN |
| Kevin Mosko | Swim | Saint Xavier High School | Cincinnati | OH |
| Pehuen Moure | Swim | Princess Anne High School | Va Beach | VA |
| Nathan Mueller | Swim/Dive | Highlands Ranch High School | Highlands Ranch | CO |
| Adam Mulka | Swim | Trenton High School | Trenton | MI |
| Luke Mummau | Swim | Lower Dauphin High School | Hummelstown | PA |
| Noah Mutersbaugh | Swim | Jenison High School | Jenison | MI |
| Jacob Myers | Swim | Berkley High School | Berkley | MI |
| Loren Natario | Dive | Kentwood High School | Covington | WA |
| Tanner David Neeley | Swim | Tippecanoe Valley Highschool | Akron | IN |
| Gunnar Nelson | Swim | Saint Xavier High School | Cincinnati | OH |
| Kurt Nelson | Swim | Saint Xavier High School | Cincinnati | OH |
| Jack Nelson | Swim | Lincoln Southwest High School | Lincoln | NE |
| Jesse Neshteruk | Swim | Bellefonte Area High School | Bellefonte | PA |
| Michael Netto | Swim | Watertown High School | Watertown | NY |
| Jakob Neuber | Swim | Lubbock High School | Lubbock | TX |
| Zachary Neuman | Dive | Olathe East High School | Olathe | KS |
| Nicholas Ng | Swim | University School of Nashville | Nashville | TN |
| Ryan Nicholson | Swim | Ithaca High School | Ithaca | NY |
| John Nickele | Swim/Polo | Loyola Academy | Wilmette | IL |
| Case Nieboer | Swim | University School of Nashville | Nashville | TN |
| Matthew Niemer | Swim | Dubuque Senior High School | Dubuque | IA |
| Joseph Nussbaum | Swim | Naperville Central High School | Naperville | IL |
| Gregory Nymberg | Swim | Archbishop Moeller High School | Cincinnati | OH |
| Colin O'Beirne | Swim | Eastwood High School | El Paso | TX |
| Hunter O'Brien | Swim | Saint Xavier High School | Louisville | KY |
| Kevin O'Brien | Swim | Bloomington High School North | Bloomington | IN |
| Devin O'Connell | Swim | Carlton J. Kell High School | Marietta | GA |
| David O'Donnell | Swim | Trenton High School | Trenton | MI |
| Sam Okrent | Swim | New Trier High School | Winnetka | IL |
| John Oliver | Swim | Robert E. Lee High School | Tyler | TX |
| Noah Olson | Swim | Saint Xavier High School | Cincinnati | OH |
| Charlie Ommen | Swim | Lakeville South High School | Lakeville | MN |
| Andrew Oslund | Swim | Jamestown High School | Jamestown | ND |
| Zachary Padgett | Swim | Edmond North High School | Edmond | OK |
| Daniel Pankratz | Swim | Blue Valley West High School | Overland Park | KS |
| Daniel Pannock | Swim | University School of Nashville | Nashville | TN |
| Anthony Paolella | Swim | Cathedral Preparatory School | Erie | PA |
| Kyp Papageorgiou | Swim | Ann Arbor Huron HighSchool | Ann Arbor | MI |
| Jae Park | Swim | New Trier High School | Winnetka | IL |
| Zachary Parkin | Swim | Edgewood High School | Madison | WI |
| Andrew Parvino | Swim | Baker High School | Mobile | AL |
| Brody Patrick | Swim | Seminole High School | Seminole | FL |
| Matthew Pech | Swim | Jackson High School | Massillon | OH |
| Jackson Pedersen | Swim | Rockhurst High School | Kansas City | MO |
| Kevin Pei | Swim | Montgomery High School | Skillman | NJ |
| Nicholas Pelland | Dive | Warren Township High School | Gurnee | IL |
| John Pelton | Swim | Venice High School | Venice | FL |
| Ryan Peraino | Swim | W.B. Ray High School | Corpus Christi | TX |
| Timothy Perkins | Swim | Hunterdon Central Regional High School | Flemington | NJ |
| Nathan Perkins | Swim | Liverpool High School | Liverpool | NY |
| Landon Perkins | Swim | Richard King High School | Corpus Christi | TX |
| Tyler Peterson | Swim | Kennesaw Mountain High School | Kennesaw | GA |
| Tristan Petrauskas | Swim | Naperville Central High School | Naperville | IL |
| Jacob Petry | Swim | Akron Firestone High School | Akron | OH |
| William Pfleger | Swim | Lakeside High School | Atlanta | GA |
| Thomas Pierre | Swim | Mars Area High School | Mars | PA |
| Michael Pineda | Swim | North High School | Phoenix | AZ |
| Jack Pluenneke | Swim | Blue Springs South High School | Blue Springs | MO |
| Morgan Poepping | Swim | Beloit Memorial High School | Beloit | WI |
| Samuel Polisini | Swim | Bellaire High School | Bellaire | TX |
| Christopher Polleys | Swim | Reading Memorial High School | Reading | MA |
| Sean Pollitt | Swim | Kennesaw Mountain High School | Kennesaw | GA |
| Christopher Poole | Swim | The Albany Academy | Albany | NY |
| Andrew Poplawski | Swim | Upper Darby High School | Drexel Hill | PA |
| Jacob Porter | Swim | McMinnville High School | McMinnville | OR |
| Matthew Preisser | Swim | Dixie Heights High School | Edgewood | KY |
| Matthew Prophit | Swim | Millard West High School | Omaha | NE |
| Sean Prudhoe | Swim | Delaware Valley High School | Milford | PA |
| Jason Puma | Swim | North Bergen High School | North Bergen | NJ |
| Andrew Radke | Swim | Holland West Ottawa High School | Holland | MI |
| Chris Radomski | Swim | Texas High School | Texarkana | TX |
| Andrew Ragan | Swim | Kennesaw Mountain High School | Kennesaw | GA |
| Nicholas Raimbault | Swim | McKinney High School | McKinney | TX |
| Patrick Ransford | Swim | Pittsford Mendon High School | Pittsford | NY |
| Arka Rao | Swim | The Albany Academy | Albany | NY |
| Jonathan Ratliff | Swim | A. Crawford Mosley High School | Lynn Haven | FL |
| Destin Ray | Swim | Cy-Fair High School | Cypress | TX |
| Axel Reed | Swim | Santa Margarita Catholic High School | Rancho Santa Margarita | CA |
| Alexander Rehnberg | Swim | Edina High School | Edina | MN |
| Gregory Reilly | Swim | West Chester East High School | West Chester | PA |
| Neil Reinke | Swim | Muncie Central High School | Muncie | IN |
| Benjamin Rentz | Swim | Lansing Catholic High School | Lansing | MI |
| Adam Rettig | Swim | Bellbrook High School | Bellbrook | OH |
| Nicholas Reuter | Swim | Trinity Preparatory School | Winter Park | FL |
| Mitchell Revers | Swim | Weston High School | Weston | MA |
| Jackson Reynolds | Swim | Lakeside High School | Atlanta | GA |
| Andrew Rezabek | Swim | Seminole High School | Seminole | FL |
| Matthew Rezabek | Swim | Seminole High School | Seminole | FL |
| Dominic Ricchio | Swim | J. I. Case High School | Racine | WI |
| Austin Richard | Swim/Polo | Dalton High School | Dalton | GA |
| Nicholas Riesselman | Swim | Harry A. Burke High School | Omaha | NE |
| Adam Rish | Swim | Lower Dauphin High School | Hummelstown | PA |
| Benjamin Pasquesi | Swim/Dive | Homestead High School | Fort Wayne | IN |
| Adrian Rivas | Swim | Waterville Senior High School | Waterville | ME |
| Austin Rives | Dive | Carlton J. Kell High School | Marietta | GA |
| William Robinson | Swim | Lincoln County High School | Fayetteville | TN |
| Neil Robinson | Swim | Detroit Catholic Central High School | Novi | MI |
| Daniel Roche | Dive | Liverpool High School | Liverpool | NY |
| Jack Rodman | Swim | Andover High School | Andover | MN |
| Daniel Rogus | Swim | Central Bucks East High School | Doylestown | PA |
| Roberto Roig-Perez | Swim | Centennial High School | Frisco | TX |
| Fernando Rojo | Swim | Coronado High School | El Paso | TX |
| James Roney | Swim | Haslett High School | Haslett | MI |
| Luis Rosales | Swim/Polo | Dalton High School | Dalton | GA |
| William Rosenthal | Swim | SPASH | Stevens Point | WI |
| Jesse Ross | Swim | Tuscola High School | Waynesville | NC |
| Benjamin Roytburd | Swim | Walled Lake Northern High School | Commerce | MI |
| David Rubenstein | Swim | Saint Xavier High School | Louisville | KY |
| Simon Rucinski | Swim | Saline High School | Saline | MI |
| Christopher Rudmann | Swim | Pittsford Sutherland High School | Pittsford | NY |
| Mark Rusznak | Swim | University School of Nashville | Nashville | TN |
| Samuel Rutledge | Swim | Richmond High School | Richmond | IN |
| Alexander Safonov | Swim | Mounds View High School | Arden Hills | MN |
| Trent Sandwisch | Swim | Frisco High School | Frisco | TX |
| Tyler Sariscsany | Swim | Jeffersonville High School | Jeffersonville | IN |
| Connor Sauer | Swim/Polo | Cypress Creek High School | Houston | TX |
| Brandon Schaner | Swim | Mandan High School | Mandan | ND |
| Maximillian Schaum | Swim/Polo | St. Ignatius College Preparatory | San Francisco | CA |
| Jered Schenk | Swim | Mater Dei High School | Evansville | IN |
| Michael Schermerhorn | Swim | Worcester Academy | Worcester | MA |
| Gregary Schmaus | Swim | Farmington High School | Farmington | MN |
| Michael Schnetzer | Swim | Belfast Area High School | Belfast | ME |
| Caleb Schober | Swim | Beloit Memorial High School | Beloit | WI |
| Scott Schubert | Swim | Smoky Hill High School | Aurora | CO |
| James Schuler | Swim | Rochester High School | rochester hills | MI |
| Alton Schultheis | Swim | Bloomington High School North | Bloomington | IN |
| Aaron Schwartz | Swim | Calabasas High School | Calabasas | CA |
| Benjamin Scott | Swim | Steilacoom High School | Steilacoom | WA |
| Brayden Seal | Swim | Wakeland High School | Frisco | TX |
| Derek Secord | Swim | Lockport High School | Lockport | NY |
| John Sellers | Swim | Marietta High School | Marietta | GA |
| Jacob Serpa | Swim | Clovis High School | Clovis | CA |
| Christopher Serrano | Swim | Lamar Consolidated High School | Rosenberg | TX |
| Benjamin Shaver | Swim | Glenbard West South Co-Op | Glen Ellyn | IL |
| Asa Sheffer | Swim | Western High School | Russiaville | IN |
| Parker Sheppard | Swim | Lake Ridge High School | Mansfield | TX |
| Cullen Sherlock | Swim | Kennesaw Mountain High School | Kennesaw | GA |
| Ken Shimizu | Swim | Edina High School | Edina | MN |
| Trevor Shoaf | Swim | Lawrence North High School | Indianapolis | IN |
| Connor Simon | Swim | James Madison High School | Vienna | VA |
| Ian Simpson | Swim | Strongsville High School | Strongsville | OH |
| Andrew Sims | Dive | Lassiter High School | Marietta | GA |
| Sreshtha Singh | Swim | Dallastown Area High School. | Dallastown | PA |
| Aaron Sisko | Swim | North Penn High School | Lansdale | PA |
| David Smallwood | Swim | Bangor High School | Bangor | ME |
| Matthew Smiley | Swim | New Trier High School | Winnetka | IL |
| Steven Smit | Swim | Plainwell High School | Plainwell | MI |
| Aaron Smit | Swim | Hamilton High School | Hamilton | MI |
| Jacob Smith | Swim | Saint Xavier High School | Louisville | KY |
| Quinn Smith | Swim | Richmond High School | Richmond | IN |
| Baylen Smith | Swim | Scottsbluff Senior High School | Scottsbluff | NE |
| Logan Smith | Swim | Broadneck High School | Annapolis | MD |
| Grayson Smith | Swim | James Madison High School | Vienna | VA |
| Logan Smith | Swim | New Oxford High School | New Oxford | PA |
| Craig Snively | Swim | Salesianum School | Wilmington | DE |
| Ryan Snowden | Swim | Lassiter High School | Marietta | GA |
| Eric Solis | Swim | United Township High School | East Moline | IL |
| Jacob Solon | Swim | Hollis Brookline High School | Hollis | NH |
| Adrian Sommers | Swim | Lakeville South High School | Lakeville | MN |
| Tyler Sondag | Swim | Millard West High School | Omaha | NE |
| Erik Soto | Swim | W.B. Ray High School | Corpus Christi | TX |
| Daniel Speer | Swim | Princess Anne High School | Va Beach | VA |
| Daniel Spellman | Swim | Weston High School | Weston | MA |
| John Spence | Swim | University School of Nashville | Nashville | TN |
| Donald Spencer | Swim | Brownsburg High School | Brownsburg | IN |
| Austin Spiker | Swim | William Mason High School | Mason | OH |
| Stephen Spittler | Swim | Benet Academy | Lisle | IL |
| Charlie Spivey | Swim | Norfolk Academy | Norfolk | VA |
| Greg Sprout | Swim | Avon High School | Avon | IN |
| Thad Stalmack II | Swim | Ann Arbor Pioneer High School | Ann Arbor | MI |
| Andrew Stamm | Swim | Haslett High School | Haslett | MI |
| Peter Stanley | Swim | Rockhurst High School | Kansas City | MO |
| Benjamin Staub | Swim | Dallastown Area High School. | Dallastown | PA |
| Alexander Staverosky | Swim | Smoky Hill High School | Aurora | CO |
| Tyler Stawowczyk | Swim | Trenton High School | Trenton | MI |
| Jonathon Stearns | Swim | Clovis High School | Clovis | CA |
| Nicholas Steenberg | Swim | George Stevens Academy | Blue Hill | ME |
| James Sterling | Swim | Weedsport Junior Senior High School | Weedsport | NY |
| Samuel Steup | Swim | Kingwood High School | Kingwood | TX |
| Carter Stokes | Swim | Shawnee Mission South High School | Overland Park | KS |
| Jonathan Stoller | Swim | Northridge High School | Middlebury | IN |
| Christian Stone | Swim | Muskegon Catholic Central | Muskegon | MI |
| Christopher Strickler | Dive | West Lafayette High School | West Lafayette | IN |
| Sean Sturtevant | Swim | Kentwood High School | Covington | WA |
| Chadwick Sullivan | Swim | J. H. Rose High School | Greenville | NC |
| Cole Sullivan | Swim | Lakeville North | Lakeville | MN |
| Dillon Sullivan | Swim | Ponchatoula High School | Ponchatoula | LA |
| Stephen Sullivan | Swim | Greater Lowell Technical High School | Tyngsboro | MA |
| Tyler Sullivan | Swim | Louisville Collegiate School | Louisville | KY |
| Cong George Sun | Swim | John Baptst Memorial High School | Bangor | ME |
| Tayler Sundermann | Swim | Millard West High School | Omaha | NE |
| William Surgner | Swim | The Collegiate School | Richmond | VA |
| Todd Suttor | Swim | New Prairie High School | New Carlisle | IN |
| Jack Swanberg | Swim | Edina High School | Edina | MN |
| Blake Swaney | Swim/Polo | Clear Falls High School | League City | TX |
| Ryan Swartwout | Swim | Minot High School | Minot | ND |
| Justin Switzer | Swim | North Montgomery High School | Crawfordsville | IN |
| Samuel Szotkowski | Swim | Madison Memorial High School | Madison | WI |
| Haoyang Tang | Swim | Ann Arbor Huron High School | Ann Arbor | MI |
| Allen Tang | Swim | Upper Dublin High School | Fort Washington | PA |
| Ernie Tao | Swim | Mountain View High School | Vancouver | WA |
| Michael Taplin | Swim | Salesianum School | Wilmington | DE |
| Kiet Tat | Swim | Noblesville High School | Noblesville | IN |
| Benjamin Tattersfield | Swim | University School of Nashville | Nashville | TN |
| Morgan Taverner | Swim | Central Bucks East High School | Doylestown | PA |
| William Tener | Swim | Bloomfield Hills High School | Bloomfield Hills | MI |
| Alexander Tenner | Swim | Monsignor Donovan High School | Toms River | NJ |
| Matthew Tharp | Swim | Evansville Reitz Memorial High School | Evansville | IN |
| John Thiemel | Swim | Pittsford Sutherland High School | Pittsford | NY |
| Tushar Thomas | Swim | Ithaca High School | Ithaca | NY |
| Michael Thomas | Swim | The Collegiate School | Richmond | VA |
| Nathaniel Thomas | Swim | Pace High School | Pace | FL |
| Kyle Thompson | Swim | Clearfield High School | Clearfield | PA |
| Andrew Thompson | Swim | Crawfordsville High School | Crawfordsville | IN |
| George Thompson | Swim | Monsignor Donovan High School | Toms River | NJ |
| Dominick Thompson | Swim | Forest Lake Senior High School | Forest Lake | MN |
| Trevor Thompson | Swim | Medina High School | Medina | OH |
| David Thornton | Swim | Broadneck High School | Annapolis | MD |
| Michael Thurston | Swim | Marist School | Atlanta | GA |
| Zachary Tieke | Swim/Polo | Fenwick High School | Oak Park | IL |
| Tyler Tolman | Swim | Mountain View High School | Vancouver | WA |
| Mason Tope | Swim | Davenport Central High School | Davenport | IA |
| Christopher Torie | Swim | The Lovett School | Atlanta | GA |
| Phillip Tow | Swim | Montgomery High School | Skillman | NJ |
| Dang Khoa Tran | Swim | Lansdale Catholic High School | Lansdale | PA |
| Conner Traugot | Swim | Reading Memorial High School | Reading | MA |
| Ricardo Trejo Andalon | Swim | Harry A. Burke High School | Omaha | NE |
| Nick Tritsch | Dive | Bellevue West High School | Bellevue | NE |
| Jesse Trujillo | Swim | Davenport Central High School | Davenport | IA |
| Jeffrey Turner | Dive | Jackson High School | Massillon | OH |
| Curtis Twitchell | Swim | Red Bluff High School | Red Bluff | CA |
| Tyler Tyson | Swim | Lewisville High School | Lewisville | TX |
| Vincent Ulizzi | Swim | Mayfield High School | Mayfield Village | OH |
| Ben Ussery | Swim | Westlake High School | Austin | TX |
| Caleb Utesch | Swim | Ames High School | Ames | IA |
| Neema Vahedipour | Swim | New Trier High School | Winnetka | IL |
| Joshua Valentine | Swim | Morse High School | Bath | ME |
| Troy Valkusky | Swim/Polo | Hazleton Area High School | Hazle Twp. | PA |
| Michael Van DeVoorde | Swim | Century High School | Rochester | MN |
| Jonah Vandenberg | Swim | Appleton North High School | Appleton | WI |
| Chase Varner | Swim | Bloomfield Hills High School | Bloomfield Hills | MI |
| Shane Viksman | Swim/Polo | Calabasas High School | Calabasas | CA |
| Nicholas Villarreal | Swim | Red Bluff High School | Red Bluff | CA |
| Tanner Vincent | Swim | Novi High School | Novi | MI |
| Richard Virgo | Swim | Dalton HighSchool | Dalton | GA |
| Jonathon Voelker | Swim | Monroe High School | Monroe | MI |
| Andrew Vogelsang | Swim | Prosper High School | Prosper | TX |
| James Voisard | Swim/Dive | Chain Of Lakes Collegiate High School | Winter Haven | FL |
| Matthew von Werder | Swim | West Lafayette High School | West Lafayette | IN |
| James Waggoner | Swim | Heritage Christian High School. | Indianapolis | IN |
| Sean Waiss | Swim | J. I. Case High School | Racine | WI |
| George Walters | Swim | Bellaire High School | Bellaire | TX |
| Grant Wandling | Swim | Cumberland Valley High School | Mechanicsburg | PA |
| Joshua Wang | Swim | University School | Hunting Valley | OH |
| Sean Wang | Swim | Robert E. Lee High School | Tyler | TX |
| Benjamin Wanner | Swim | Mandan High School | Mandan | ND |
| Alan Ward | Dive | Foster High School | Richmond | TX |
| Jacob Wasko | Swim | North Farmington High School | Farmington Hills | MI |
| Charles Webb | Swim | Bloomington High School South | Bloomington | IN |
| Kyle Weck | Dive | Marshall High School | Marshall | MI |
| Grant Weickert | Swim | Findlay High School | Findlay | OH |
| Maxwell Weidekamp | Swim | Jeffersonville High School | Jeffersonville | IN |
| Benjamin Weil | Swim | Highland Park High School | Highland Park | IL |
| Matthew Weiler | Swim | Batesville High School | Batesville | IN |
| Nathan Weingarth | Swim | Collins Hill High School | Suwanee | GA |
| Matt Weiser | Swim | New Trier High School | Winnetka | IL |
| Adam Weiss | Swim | Canfield High School | Canfield | OH |
| Phillip Werner | Polo | Pace Academy | Atlanta | GA |
| Jason Wesseling | Swim/Polo | Jenison High School | Jenison | MI |
| Corey Westenbroek | Swim | Holland West Ottawa High School | Holland | MI |
| Joseph Whaley | Dive | Liverpool High School | Liverpool | NY |
| Roy Wheeler | Swim | Spring Woods High School | Houston | TX |
| Liam Whelihan | Swim | Archbishop Wood High School | Warminster | PA |
| Ryan White | Swim | Trinity Preparatory School | Winter Park | FL |
| Alexander White | Swim | Kennesaw Mountain High School | Kennesaw | GA |
| Kye White | Swim | MacArthur High School | San Antonio | TX |
| Andrew Whitla | Swim | Magnolia High School | Magnolia | TX |
| Brandon Whittington | Swim | Los Osos High School | Rancho Cucamonga | CA |
| David Whittle | Swim | Galesburg High School | Galesburg | IL |
| Adam Wiesler | Swim | Zionsville Community High School | Zionsville | IN |
| Samuel Wilkinson | Swim | Grosse Pointe South High School | Grosse Pointe Farms | MI |
| Taylor Willenbring | Swim | Southlake Carroll High School | Southlake | TX |
| Ryan Williams | Swim | Salesianum School | Wilmington | DE |
| Zachary Williams | Swim | Eastwood High School | El Paso | TX |
| Stephen Williamson | Swim | Upper Dublin High School | Fort Washington | PA |
| Robert Williamson | Swim | Bishop Blanchet High School | Seattle | WA |
| Charles Wilson | Swim | Marietta High School | Marietta | GA |
| Mark Wilson | Swim | Princess Anne High School | Va Beach | VA |
| Austin Wilson | Swim | Strongsville High School | Strongsville | OH |
| Dustin Wilson | Swim | Harry A. Burke High School | Omaha | NE |
| Jackson Wireman | Swim | Science Hill High School | Johnson City | TN |
| Bryan Wojcinski | Swim | Lockport High School | Lockport | NY |
| Bryan Wolf | Swim | St. Edward High School High School | Lakewood | OH |
| Trenton Wolfe | Swim | River Valley High School | Bidwell | OH |
| Alexander Wolfred | Swim | Noblesville High School | Noblesville | IN |
| Nestor Worobetz | Swim | Archbishop Moeller High School | Cincinnati | OH |
| Brian Wright | Swim | Kentwood High School | Covington | WA |
| Daniel Wu | Swim/Polo | Ann Arbor Pioneer High School | Ann Arbor | MI |
| Albert Yao | Swim/Polo | Naperville North High School | Naperville | IL |
| Jerry Ye | Swim | Baton Rouge Magnet High School | Baton Rouge | LA |
| Andrew Yokum | Swim | Anthony Wayne High School | Whitehouse | OH |
| Nicholas Yoo | Swim | Grosse Pointe South High School | Grosse Pointe Farms | MI |
| Sam Yoon | Swim | Amador Valley High School | Pleasanton | CA |
| Eugeen Yoon | Swim | Liverpool High School | Liverpool | NY |
| Dylan Young | Swim | University School of Nashville | Nashville | TN |
| Braxton Young | Swim | Marist School | Atlanta | GA |
| Dylan Yurasits | Swim/Dive | Lansdale Catholic High School | Lansdale | PA |
| Benjamin Zackin | Swim | Hopkins School | New Haven | CT |
| Jacob Zentz | Swim | Western High School | Russiaville | IN |
| Peter Zhang | Swim | Ann Arbor Pioneer High School | Ann Arbor | MI |
| Vincent Zhang | Swim | St. John's School | Houston | TX |
| Gaibo Zhang | Swim | Oak Ridge High School | Oak Ridge | TN |
| Frederick Zheng | Swim | State College Area High School | State College | PA |
| Wentao "John" Zou | Swim | Worcester Academy | Worcester | MA |
| Alex Zylka | Swim | Lake Forest High School | Lake Forest | IL |