USA Boys 10 & under - 50 Y Breast
These rankings show the swimmers' placement within the United States.They are based on the swimmer's personal best, their current age category, and team; and are calculated from all the meets results.
For each swimmer, you can find the swimmer's ranking, their best time, the corresponding time standard, as well as how much faster the swimmer needs to be to reach the next level. The last columns provide information about the event they achieved this personal best.
Swimmer Rankings
| Ranking | Name | Time | Age | Standard | to Next Standard | Team | Date | Meet | |
|---|---|---|---|---|---|---|---|---|---|
| 1201 | Levi Burrows | 45.21 | 10 | BB Min | A: 42.09 (+3.12s | 6.9%) | St Croix Swim Club | 02/27/2026 | 2026 MN MAN Minnesota Regional Championship | |
| 1202 | Oscar Wallace | 45.21 | 10 | BB Min | A: 42.09 (+3.12s | 6.9%) | Parkway-Rockwood Gateway Swim | 02/27/2026 | Ozark Division I Championship | |
| 1203 | Owen Bronson | 45.22 | 9 | BB Min | A: 42.09 (+3.13s | 6.9%) | Legacy Aquatics | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | |
| 1204 | Yadier Cruz-Cruz | 45.22 | 9 | BB Min | A: 42.09 (+3.13s | 6.9%) | Mississippi Makos Swim Team | 03/06/2026 | Speedo Southern Premier | |
| 1205 | Owen Melin | 45.22 | 9 | BB Min | A: 42.09 (+3.13s | 6.9%) | Swim Fort Lauderdale | 02/20/2026 | 2026 FG SCY BB Championships (NORTH) | |
| 1206 | William MacPhail | 45.22 | 10 | BB Min | A: 42.09 (+3.13s | 6.9%) | Edina Swim Club | 12/12/2025 | 2025 MN SCSC Winter Carnival | |
| 1207 | Kayeung Ho | 45.23 | 10 | BB Min | A: 42.09 (+3.14s | 6.9%) | Nation\\\\\\'s Capital Swim Club | 02/13/2026 | 2026 ASA President S Day Classic | |
| 1208 | Matias Venturino | 45.23 | 8 | BB Min | A: 42.09 (+3.14s | 6.9%) | Rockville Montgomery Swim Club | 11/08/2025 | 2025 Autumn Mini Meet | |
| 1209 | Francis Wang | 45.23 | 9 | BB Min | A: 42.09 (+3.14s | 6.9%) | West Coast Aquatics | 05/15/2026 | 2026 PN SRST Pacific Coast Invitational App | |
| 1210 | Lucas Alexander | 45.23 | 10 | BB Min | A: 42.09 (+3.14s | 6.9%) | Battlefield Area Star Swimmers | 02/13/2026 | 2026 Northern District 12 Under Championship | |
| 1211 | Greyson Wolfe | 45.23 | 10 | BB Min | A: 42.09 (+3.14s | 6.9%) | Club Husker | 10/25/2025 | 2025 MW LSS Spooky Splash | |
| 1212 | Kirill Kuksyuk | 45.25 | 10 | BB Min | A: 42.09 (+3.16s | 7.0%) | Mecklenburg Swim Association | 03/07/2026 | 2026 MSA March Madness Invitational | |
| 1213 | Tyler Clark | 45.25 | 10 | BB Min | A: 42.09 (+3.16s | 7.0%) | Unattached | 01/09/2026 | 2026 IA Midwest All Stars 09Jan2026 Midwestern | |
| 1214 | Darren Liu | 45.25 | 9 | BB Min | A: 42.09 (+3.16s | 7.0%) | Asphalt Green Unified Aquatics | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 1215 | Jimmy Chen | 45.25 | 9 | BB Min | A: 42.09 (+3.16s | 7.0%) | Monterey Park Manta Rays | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 1216 | Elliott Horng | 45.26 | 9 | BB Min | A: 42.09 (+3.17s | 7.0%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 1217 | Dean Lovaglio | 45.27 | 9 | BB Min | A: 42.09 (+3.18s | 7.0%) | Farmingdale Aquatics | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 1218 | Leonardo Suarez Cabrera | 45.27 | 10 | BB Min | A: 42.09 (+3.18s | 7.0%) | South Florida Aquatic Club | 12/05/2025 | 2025 FG Holiday Champ | |
| 1219 | Ryan Kummer | 45.27 | 10 | BB Min | A: 42.09 (+3.18s | 7.0%) | Aquatic Team Of Mecklenburg | 12/05/2025 | 2025 NC SwimMAC December Invite | |
| 1220 | Finn Reutter | 45.28 | 9 | BB Min | A: 42.09 (+3.19s | 7.0%) | Sporting Jax Aquatic Club | 02/20/2026 | 2026 Area 1 Spring Championships | |
| 1221 | Nicholas Bowers | 45.28 | 10 | BB Min | A: 42.09 (+3.19s | 7.0%) | Rec-Plex Sharks | 03/07/2026 | 2026 GTWY 8 Under Champs | |
| 1222 | Udhiyan Gokulakrishnan | 45.29 | 8 | BB Min | A: 42.09 (+3.20s | 7.1%) | EL Paso Border Land Swim Team | 02/27/2026 | 2026 BD SCY Border Champs | |
| 1223 | Youniss Mostafa | 45.29 | 10 | BB Min | A: 42.09 (+3.20s | 7.1%) | Cranston YMCA Marlins | 02/28/2026 | 2026 NE KCY A SENECY LEAGUE CHAMPS | |
| 1224 | Jack Hallermann | 45.30 | 10 | BB Min | A: 42.09 (+3.21s | 7.1%) | Velocity Aquatics | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 1225 | Theodore Chan | 45.30 | 9 | BB Min | A: 42.09 (+3.21s | 7.1%) | Long Island Express | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 1226 | Derek Suarez | 45.30 | 10 | BB Min | A: 42.09 (+3.21s | 7.1%) | Tac Titans | 01/16/2026 | 2026 Vector Security Polar Plunge Meet | |
| 1227 | Ryan Thuer | 45.31 | 10 | BB Min | A: 42.09 (+3.22s | 7.1%) | Jersey Wahoos | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 1228 | Mike Semenov | 45.31 | 10 | B: 43.49 (+1.82s | 4.0%) | Beach Cities Alpha | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | ||
| 1229 | Ryan Gan | 45.32 | 9 | BB Min | A: 42.09 (+3.23s | 7.1%) | Crimson Aquatics | 03/06/2026 | 2026 NE CRIM March Trials Finals Meet | |
| 1230 | Moses Xia | 45.33 | 10 | BB Min | A: 42.09 (+3.24s | 7.1%) | Wasc | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 1231 | Nolan Wilkey | 45.33 | 10 | BB Min | A: 42.09 (+3.24s | 7.1%) | Minnetonka Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 1232 | Owen Mixer | 45.34 | 10 | BB Min | A: 42.09 (+3.25s | 7.2%) | Arlington Aquatic Club | 03/21/2026 | 2026 MAKO SPRING FLING | |
| 1233 | Jason Johnston | 45.35 | 9 | BB Min | A: 42.09 (+3.26s | 7.2%) | Aberdeen Swim Club | 02/20/2026 | 2026 SD 12 Under Short Course State A Champ | |
| 1234 | Bode McCollum | 45.35 | 10 | BB Min | A: 42.09 (+3.26s | 7.2%) | Aces Swim Club | 02/14/2026 | 2026 CO ACES Winter Open | |
| 1235 | George Howe | 45.35 | 9 | BB Min | A: 42.09 (+3.26s | 7.2%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 11/08/2025 | Atlantis 2025 Fall Quack Tack Ular | |
| 1236 | Noah Hashimoto | 45.36 | 10 | BB Min | A: 42.09 (+3.27s | 7.2%) | Empire Swimming | 02/20/2026 | 2026 MR Silvers North Championship YMID | |
| 1237 | Blake Berger | 45.36 | 9 | BB Min | A: 42.09 (+3.27s | 7.2%) | All Star Aquatics | 01/17/2026 | PVS January Open 2026 Fairland | |
| 1238 | Elias Morgan | 45.36 | 10 | BB Min | A: 42.09 (+3.27s | 7.2%) | Huntsville Swim Association | 09/20/2025 | 2025 Ricky Hui Intrasquad Meet | |
| 1239 | Dylan Bachmann | 45.36 | 10 | BB Min | A: 42.09 (+3.27s | 7.2%) | Oly Swimming | 02/06/2026 | 2026 Michigan Open | |
| 1240 | Mason Thaden | 45.36 | 9 | BB Min | A: 42.09 (+3.27s | 7.2%) | Rochester Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 1241 | Henry Armenti | 45.36 | 10 | BB Min | A: 42.09 (+3.27s | 7.2%) | Riptide Swim Team | 02/01/2026 | 2026 CO FORM February Freeze | |
| 1242 | Kyrie Song | 45.37 | 9 | BB Min | A: 42.09 (+3.28s | 7.2%) | SwimMAC Carolina | 02/14/2026 | 2026 SwimMAC Qualifier Festival | |
| 1243 | Maximus Erhardt | 45.37 | 10 | BB Min | A: 42.09 (+3.28s | 7.2%) | Cardinal and Gold Aquatics | 03/13/2026 | 2026 Speedo Maryland Junior Championship Si | |
| 1244 | Jiho Won | 45.37 | 10 | BB Min | A: 42.09 (+3.28s | 7.2%) | Opelika Swim Team | 12/05/2025 | 2025 SE Christmas In Auburn | |
| 1245 | Peyton Escue | 45.37 | 10 | BB Min | A: 42.09 (+3.28s | 7.2%) | Prattville Swim League | 02/27/2026 | 2026 SE Southeastern Winter SC Championships | |
| 1246 | Miles Key | 45.38 | 10 | BB Min | A: 42.09 (+3.29s | 7.2%) | Raleigh Swimming Association | 06/28/2026 | 2026 WOLF Short Course Meet | |
| 1247 | Bennett Meusel | 45.38 | 10 | BB Min | A: 42.09 (+3.29s | 7.2%) | South East Metro Sharks | 01/25/2026 | 2026 MN HURR January Invitational | |
| 1248 | Keegan Bertoia | 45.39 | 10 | BB Min | A: 42.09 (+3.30s | 7.3%) | Schertz YMCA Swim Team | 04/10/2026 | 2026 ST SASA Sombrero Series Showdown | |
| 1249 | Stiles McCumber | 45.39 | 10 | BB Min | A: 42.09 (+3.30s | 7.3%) | Huntsville Swim Association | 02/27/2026 | 2026 SE Southeastern Winter SC Championships | |
| 1250 | Watson Xie | 45.39 | 10 | BB Min | A: 42.09 (+3.30s | 7.3%) | Chinook Aquatic Club | 02/27/2026 | 2026 PN February AGI, Division 2 Approved | |
Disclaimer: This Website is not affiliated with USA Swimming or any Local Swim Committee. The rankings and times displayed on this website are unofficial and should not be viewed as such. We update our information regularly, but we cannot guarantee that the data is accurate, timely, or complete. The only purpose of this website is entertainment. None of the information here should be used for university admission applications.