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 | |
|---|---|---|---|---|---|---|---|---|---|
| 4301 | Robin Zhuang | 53.70 | 8 | B: 53.39 (+0.31s | 0.6%) | Brea Aquatics | 11/21/2025 | 2025 CA MVN Turkey Classic | ||
| 4302 | Nathaniel Miller | 53.70 | 7 | B: 53.39 (+0.31s | 0.6%) | Fairport Area Swim Team | 10/16/2026 | 2026 NI FAST Friday Night At The Races #1 | ||
| 4303 | Wesley Wang | 53.70 | 7 | B: 53.39 (+0.31s | 0.6%) | Seattle Metropolitan Aquatic C | 10/23/2026 | 2026 THSC Fall Invitational | ||
| 4304 | Charles Bird | 53.71 | 9 | B: 53.39 (+0.32s | 0.6%) | Fox Swim Club | 12/04/2025 | 14th Annual Swim Tri Speedo Winter Champs | ||
| 4305 | Clayton Fischer | 53.71 | 9 | B: 53.39 (+0.32s | 0.6%) | Lynchburg Aquatic Club | 02/27/2026 | 2026 SW District Champs 9 Over | ||
| 4306 | James Dwyer | 53.71 | 10 | B: 53.39 (+0.32s | 0.6%) | Prince William Swim Club | 11/08/2025 | 2025 PWSC Fall Aqua Fest | ||
| 4307 | James Cronin | 53.71 | 9 | B: 53.39 (+0.32s | 0.6%) | Sebastopol Sea Serpents | 10/24/2026 | 10 UNDER HALLOWEEN TREATS HEATS | ||
| 4308 | James Lin | 53.72 | 10 | B: 53.39 (+0.33s | 0.6%) | Wave Aquatics | 10/03/2026 | 2026 PN Wave Rocktober Invitational Approved | ||
| 4309 | Marcus Trieu | 53.72 | 10 | B: 53.39 (+0.33s | 0.6%) | Palo Alto Stanford Aquatics | 10/03/2026 | PASA CBA+ SCY Meet Oct 2026 | ||
| 4310 | Troy Getreuer | 53.72 | 10 | B: 53.39 (+0.33s | 0.6%) | Pacifica Sea Lions | 10/03/2026 | PASA CBA+ SCY Meet Oct 2026 | ||
| 4311 | Andrew Geisler | 53.72 | 8 | B: 53.39 (+0.33s | 0.6%) | Huntsville Swim Association | 09/26/2026 | 2026 Ricky Hui Meet | ||
| 4312 | Darwin Velasquez | 53.73 | 10 | B: 53.39 (+0.34s | 0.6%) | Alamo Area Aquatic Association | 04/10/2026 | 2026 ST SASA Sombrero Series Showdown | ||
| 4313 | Benjamin Gottfried | 53.73 | 10 | B: 53.39 (+0.34s | 0.6%) | Tollefson Swimming | 12/04/2025 | 2025 PV Turkey Claus Showdown | ||
| 4314 | Anthony Ferlito | 53.73 | 9 | B: 53.39 (+0.34s | 0.6%) | Pointe Aquatics | 01/10/2026 | 2026 PA Invite | ||
| 4315 | Nathaniel Leong | 53.73 | 9 | B: 53.39 (+0.34s | 0.6%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | ||
| 4316 | Max McKnight | 53.73 | 10 | B: 53.39 (+0.34s | 0.6%) | Machine Aquatics | 03/20/2026 | March Madness 2026 | ||
| 4317 | Rafa Brown | 53.73 | 10 | B: 53.39 (+0.34s | 0.6%) | Dublin Community Swim Team | 02/19/2026 | 2026 OH WOR SC Regional Championships | ||
| 4318 | Aidan Muniz | 53.73 | 10 | B: 53.39 (+0.34s | 0.6%) | Gilroy Gators Swim Team | 10/03/2026 | Quicksilver Santa Cruz Competencia 2026 | ||
| 4319 | Kai Smolnik | 53.73 | 9 | B: 53.39 (+0.34s | 0.6%) | Piedmont Swim Team | 05/29/2026 | Piedmont Swim Team Club Championships | ||
| 4320 | Advait Desai | 53.74 | 10 | B: 53.39 (+0.35s | 0.7%) | Waterloo Swimming | 02/02/2025 | 2025 ST WLOO Last Chance Meet | ||
| 4321 | Noam Justiss | 53.74 | 10 | B: 53.39 (+0.35s | 0.7%) | Ladera Oaks | 03/07/2026 | 2026 PASA Last Chance For JO S | ||
| 4322 | Zeke Mallory | 53.74 | 9 | B: 53.39 (+0.35s | 0.7%) | Alamo Area Aquatic Association | 09/10/2025 | 2025 ST AAAA NS Septermber Race Night | ||
| 4323 | Lucas Sunkin | 53.74 | 10 | B: 53.39 (+0.35s | 0.7%) | Sierra Marlins Swim Team | 10/23/2026 | SSS 2026 Pumpkin Plunge | ||
| 4324 | Barry MacAlpine | 53.75 | 8 | B: 53.39 (+0.36s | 0.7%) | Quince Orchard Swim Academy | 12/20/2025 | 2025 Splash And Dash | ||
| 4325 | Lucas Daley | 53.75 | 8 | B: 53.39 (+0.36s | 0.7%) | Atlantic Coast Athletic Club | 12/04/2025 | 14th Annual Swim Tri Speedo Winter Champs | ||
| 4326 | Colin Wollam | 53.75 | 10 | B: 53.39 (+0.36s | 0.7%) | Fallbrook Assoc Swim T | 10/04/2026 | 2026 SI ICAC 14U RISING STARS 1 | ||
| 4327 | Adrian Gutierrez | 53.75 | 10 | B: 53.39 (+0.36s | 0.7%) | Gulliver Swim Club | 08/22/2026 | NMST Relay Invite 26 | ||
| 4328 | Matvii Medvediev | 53.75 | 9 | B: 53.39 (+0.36s | 0.7%) | Tornadoes Swim Team | 09/26/2026 | FGSC 2026 Season Opener Pentathlon | ||
| 4329 | Kayden Wellmann | 53.75 | 8 | B: 53.39 (+0.36s | 0.7%) | Velocity Aquatics | 10/10/2026 | 2026 MN FOXJ Fall Invitational | ||
| 4330 | Matvii Vovk | 53.76 | 10 | B: 53.39 (+0.37s | 0.7%) | South Oakland River Otters | 02/21/2026 | 2026 Michigan YMCA Clusters Championship | ||
| 4331 | DeRon Montgomery | 53.76 | 8 | B: 53.39 (+0.37s | 0.7%) | Razor Aquatics | 11/07/2025 | 25th Annual A3 Red, White, And Blue Classic | ||
| 4332 | Eric Wei | 53.76 | 9 | B: 53.39 (+0.37s | 0.7%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | ||
| 4333 | Mitchell Rosenfeld | 53.77 | 10 | B: 53.39 (+0.38s | 0.7%) | Rivertown Aquatics | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | ||
| 4334 | Mason Park | 53.77 | 9 | B: 53.39 (+0.38s | 0.7%) | Olympic Cascade Aquatics | 10/16/2026 | 2026 PN VAST Fall Classic Invite Approved | ||
| 4335 | Blake Chou | 53.77 | 9 | B: 53.39 (+0.38s | 0.7%) | California Dolphins Swim Team | 10/10/2026 | Orinda Aquatics PC SC C B BB+ | ||
| 4336 | Rufus Nagygyorgy | 53.77 | 10 | B: 53.39 (+0.38s | 0.7%) | Swim Fort Lauderdale | 04/18/2026 | SoFlo 12 Under Spring Invitational | ||
| 4337 | Jeremiah Manning | 53.77 | 10 | B: 53.39 (+0.38s | 0.7%) | Sioux Falls Swim Team | 10/24/2026 | 2026 SD SFST Swim Series Meet #2 | ||
| 4338 | Anderson Gray | 53.78 | 8 | B: 53.39 (+0.39s | 0.7%) | Occoquan Swimming | 11/21/2025 | 2025 Fall Festivus | ||
| 4339 | Luka Tikuisis | 53.78 | 8 | B: 53.39 (+0.39s | 0.7%) | Sarasota Sharks | 09/18/2026 | 2026 Sharks IMX Challenge | ||
| 4340 | Asa Zimmerman | 53.78 | 9 | B: 53.39 (+0.39s | 0.7%) | Coast Aquatics | 10/17/2026 | 2026 Rick Byers Invitational | ||
| 4341 | Logan Reidy | 53.78 | 9 | B: 53.39 (+0.39s | 0.7%) | Patriot Aquatics | 09/12/2026 | 2026 PA Fall Invite Running | ||
| 4342 | Oliver Bark | 53.79 | 9 | B: 53.39 (+0.40s | 0.7%) | Annapolis Swim Club | 11/07/2025 | 2025 CAC 5th Annual Zachary Spain Memorial Me | ||
| 4343 | Theo Glaus | 53.79 | 9 | B: 53.39 (+0.40s | 0.7%) | Tuna Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | ||
| 4344 | Leon Aksenov | 53.79 | 10 | B: 53.39 (+0.40s | 0.7%) | North Shore Swim Club | 06/06/2026 | 2026 NE NSSC June Invitational @ SJP | ||
| 4345 | George Winney | 53.79 | 9 | B: 53.39 (+0.40s | 0.7%) | Sarasota Tsunami Swim Team | 09/19/2026 | 2026 GCST FALL OPEN | ||
| 4346 | Walker Smith | 53.79 | 9 | B: 53.39 (+0.40s | 0.7%) | Charlotte County Swimming | 10/17/2026 | 2026 SPEEDO OCROBERFEST Swim Meet | ||
| 4347 | Ethan Masson | 53.79 | 10 | B: 53.39 (+0.40s | 0.7%) | Pacifica Sea Lions | 10/03/2026 | PASA CBA+ SCY Meet Oct 2026 | ||
| 4348 | Lucas Hudelson | 53.79 | 10 | B: 53.39 (+0.40s | 0.7%) | Tiger Aquatics | 09/13/2026 | Hot Dog Meet, Sept 2026 | ||
| 4349 | Rishik Nandavanam | 53.79 | 10 | B: 53.39 (+0.40s | 0.7%) | Northeast Family YMCA | 10/16/2026 | 2026 SwimVille USA Jack Thompson Classic | ||
| 4350 | Collin Wheeler | 53.80 | 10 | B: 53.39 (+0.41s | 0.8%) | Royal Swimming | 11/22/2025 | 2025 Royal Fall Cup | ||
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.