USA Boys 10 & under - 50 M Free
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 4501 | Liam Saenz-Pazmino | 51.72 | 10 | B: 43.89 (+7.83s | 15.1%) | Indian River Aquatics | 06/13/2026 | 2026 TCA Aaron Vaughn Memorial | ||
| 4502 | Caden Rucki | 51.72 | 9 | B: 43.89 (+7.83s | 15.1%) | North Carolina Aquatic Club | 06/12/2026 | 2026 GCY Sprint And Distance | ||
| 4503 | Emmett Farmer | 51.75 | 9 | B: 43.89 (+7.86s | 15.2%) | Tualatin Hills Swim Club | 05/22/2026 | 2026 THSC Memorial Weekend Meet | ||
| 4504 | Rishaan Agarwal | 51.76 | 8 | B: 43.89 (+7.87s | 15.2%) | Princeton Tiger Aquatic Club | 05/15/2026 | 2026 PTAC Tiger Challenge | ||
| 4505 | Jackson Bock | 51.77 | 10 | B: 43.89 (+7.88s | 15.2%) | Napa Valley Swim Team | 06/21/2025 | NVST Last Chance AG Champs Summer Plunge 2025 | ||
| 4506 | Ian Gailis | 51.77 | 9 | B: 43.89 (+7.88s | 15.2%) | Klamath Basin Aquatics | 06/26/2026 | 2026 72nd Lakeview Invitational Swim Meet | ||
| 4507 | Rowan Romero | 51.77 | 10 | B: 43.89 (+7.88s | 15.2%) | Falfins Swimming | 06/05/2026 | 2026 COSA Long Couse Open | ||
| 4508 | Ryan Rawlings | 51.79 | 9 | B: 43.89 (+7.90s | 15.3%) | Pacific Dragons Swim Team | 06/13/2026 | 2026 PN IST June Invtational Approved | ||
| 4509 | Orion Kiniery | 51.81 | 8 | B: 43.89 (+7.92s | 15.3%) | Clovis Swim Club | 05/24/2025 | 2025 Mike Snyder Memorial | ||
| 4510 | Cooper Mize | 51.81 | 9 | B: 43.89 (+7.92s | 15.3%) | South Valley Stingrays | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | ||
| 4511 | Landon Carroll | 51.83 | 9 | B: 43.89 (+7.94s | 15.3%) | Inland Coastal Aquatic Club | 07/11/2025 | 2025 SI JBST All Ages NTS Meet | ||
| 4512 | Edwin Yeatman | 51.84 | 9 | B: 43.89 (+7.95s | 15.3%) | Fast Falcons | 05/15/2026 | 2026 FAST May Invite | ||
| 4513 | Henry Soli | 51.84 | 9 | B: 43.89 (+7.95s | 15.3%) | Sioux Falls Swim Team | 06/05/2026 | 2026 SD BSC Tropical Summer Splash High Point | ||
| 4514 | Reyaan Bhole | 51.87 | 10 | B: 43.89 (+7.98s | 15.4%) | Waterloo Swimming | 05/10/2026 | 2026 ST TXLA 10 U End Of School Splash | ||
| 4515 | Owen Busch | 51.88 | 10 | B: 43.89 (+7.99s | 15.4%) | Lewis Clark Neptune Swim Team | 05/15/2026 | 2026 Chris Engledow Memorial Meet | ||
| 4516 | Avery Zhu | 51.88 | 9 | B: 43.89 (+7.99s | 15.4%) | YMCA of the Triangle Area Swim | 04/24/2026 | 2026 RSA Warm Up To LC Copied Copied | ||
| 4517 | Evan Ng | 51.88 | 10 | B: 43.89 (+7.99s | 15.4%) | Cincinnati Aquatic Club | 05/01/2026 | CLPR 3rd Annual Northern KY Derby | ||
| 4518 | Thomas von Kuhn | 51.88 | 9 | B: 43.89 (+7.99s | 15.4%) | Nashville Aquatic Club | 04/18/2026 | HSA April LC Meet | ||
| 4519 | Atlas Van Brunt | 51.89 | 7 | B: 43.89 (+8.00s | 15.4%) | Kona Dolphins Swim Club | 06/27/2026 | BIG ISLAND SWIMMING @ KSH | ||
| 4520 | Derek Lu | 51.89 | 8 | B: 43.89 (+8.00s | 15.4%) | Sunnyvale Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | ||
| 4521 | Easton Camp | 51.91 | 9 | B: 43.89 (+8.02s | 15.4%) | Dothan Dolphins Swim Team | 05/16/2026 | 2026 Opelika Open | ||
| 4522 | Samuel Erickson | 51.91 | 7 | B: 43.89 (+8.02s | 15.4%) | Commonwealth Swimming | 06/12/2026 | 2026 NE CS Summer Solstice | ||
| 4523 | Pax Valdez | 51.92 | 9 | B: 43.89 (+8.03s | 15.5%) | Bay Club Panthers | 06/29/2024 | DACA LC C B A+ Meet | ||
| 4524 | Benjamin Tanner | 51.93 | 9 | B: 43.89 (+8.04s | 15.5%) | Cedar Swim Club | 07/09/2024 | 2024 CSC July Last Chance | ||
| 4525 | Edward Ferguson | 51.93 | 10 | B: 43.89 (+8.04s | 15.5%) | Blackline Aquatics | 06/26/2026 | 2026 MN PRNH Summer Chomp | ||
| 4526 | Max Evans | 51.93 | 8 | B: 43.89 (+8.04s | 15.5%) | Sea Dragon Aquatics | 05/03/2025 | 2025 Sea Dragon May Open | ||
| 4527 | Eli Park | 51.93 | 8 | B: 43.89 (+8.04s | 15.5%) | Olympic Cascade Aquatics | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | ||
| 4528 | James Woods | 51.93 | 10 | B: 43.89 (+8.04s | 15.5%) | Alamo Heights Aquatic Club ? A | 05/15/2026 | 2026 ST NIST Salute To The Troops | ||
| 4529 | Zamuel Maglaya | 51.95 | 10 | B: 43.89 (+8.06s | 15.5%) | Bluefish Swim Club | 06/26/2026 | 2026 NE YNS June Prelims Finals Meet | ||
| 4530 | Theo Rogalsky | 51.95 | 10 | B: 43.89 (+8.06s | 15.5%) | Gold Coast Swim Team | 05/30/2025 | LA OPEN 2025 | ||
| 4531 | Troy Cunningham | 51.96 | 10 | B: 43.89 (+8.07s | 15.5%) | Tide Swimming | 06/05/2026 | 2026 TIDE Schools Out Classic | ||
| 4532 | Alex Reagan | 51.96 | 10 | B: 43.89 (+8.07s | 15.5%) | Palo Alto Stanford Aquatics | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | ||
| 4533 | Brahm Harrison | 51.97 | 10 | B: 43.89 (+8.08s | 15.5%) | Hub Fins | 04/18/2026 | 2026 CMSA First Chance LCM | ||
| 4534 | George Welton | 51.97 | 7 | B: 43.89 (+8.08s | 15.5%) | Edina Swim Club | 07/17/2026 | 2026 MN TUNA LC MRC | ||
| 4535 | Michael Redka | 51.97 | 8 | B: 43.89 (+8.08s | 15.5%) | Sporting Jax Aquatic Club | 04/10/2026 | 2026 April Classic | ||
| 4536 | Carson Forrest | 51.98 | 8 | B: 43.89 (+8.09s | 15.6%) | Treasure Coast Aquatics | 05/22/2026 | 2026 Dr Aspi Doctor Memorial Swim Invite | ||
| 4537 | M. Garibay E. | 51.98 | 8 | B: 43.89 (+8.09s | 15.6%) | A T L | 06/12/2026 | 2026 BD DSSC Poppas Day | ||
| 4538 | Krish Saran | 51.98 | 9 | B: 43.89 (+8.09s | 15.6%) | Scarlet Aquatics | 05/30/2026 | 2026 Scarlet Heat Madness | ||
| 4539 | Hudson Wranovics | 51.99 | 8 | B: 43.89 (+8.10s | 15.6%) | Bolles School Sharks | 06/18/2026 | 2026 June Classic | ||
| 4540 | Zachary Vance | 51.99 | 9 | B: 43.89 (+8.10s | 15.6%) | Caldwell Swim Club | 07/18/2025 | 2025 LCM Summer Championships | ||
| 4541 | Elijah Weller | 51.99 | 8 | B: 43.89 (+8.10s | 15.6%) | The Western Mass Aquadogs | 05/09/2026 | 2026 NE NSSC Specialty At Springfield College | ||
| 4542 | Killian Caintic | 52.00 | 9 | B: 43.89 (+8.11s | 15.6%) | Saint Petersburg Aquatics | 04/17/2026 | 2026 SAINT PETE S 1st LONG COURSE MEET | ||
| 4543 | Malcolm Harris | 52.00 | 8 | B: 43.89 (+8.11s | 15.6%) | Minneapolis Lake Monsters | 07/17/2026 | 2026 MN STRM Minnesota Regional Championship | ||
| 4544 | Zaviar Alam | 52.00 | 9 | B: 43.89 (+8.11s | 15.6%) | Berkeley Aquatic Club | 05/31/2026 | 2026 MAY Bring The Heat | ||
| 4545 | Ethan Wei | 52.02 | 6 | B: 43.89 (+8.13s | 15.6%) | Santa Clara Swim Club | 06/20/2026 | Zone 1 South Swim Under The Stars | ||
| 4546 | William Keum | 52.02 | 10 | B: 43.89 (+8.13s | 15.6%) | Pikes Peak Athletics | 05/16/2026 | 2026 CO Hilltopper Invite | ||
| 4547 | Alon Mansoor | 52.02 | 9 | B: 43.89 (+8.13s | 15.6%) | Sunnyvale Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | ||
| 4548 | Leo Cramer | 52.03 | 10 | B: 43.89 (+8.14s | 15.6%) | Clovis Swim Club | 05/24/2025 | 2025 Mike Snyder Memorial | ||
| 4549 | Lucas Bordonaro | 52.03 | 8 | B: 43.89 (+8.14s | 15.6%) | Com Aquatics | 05/15/2026 | 2026 ST SRG LCM Bud Dallmann Memorial | ||
| 4550 | Riyom Sarkar | 52.04 | 10 | B: 43.89 (+8.15s | 15.7%) | Milpitas Aquatic Club | 05/30/2026 | MAC May 30 LCM Block Party | ||
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.