USA Boys 10 & under - 50 M Back
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 5251 | Kai Hill | 1:09.55 | 9 | B: 55.39 (+14.16s | 20.4%) | Cascade Swim Club | 09/19/2026 | 2026 PN CSC September Shakeout Approved | ||
| 5252 | Dhruv Kancharla | 1:09.56 | 9 | B: 55.39 (+14.17s | 20.4%) | Life Time Southeast | 06/05/2026 | 2026 Baylor Summer Long Course Invitational | ||
| 5253 | Vihaan Mahesh | 1:09.56 | 8 | B: 55.39 (+14.17s | 20.4%) | Mount Carmel Force Aquatics | 07/10/2026 | 2026 OH Central LC Regional Champs | ||
| 5254 | Angelo Cao | 1:09.57 | 8 | B: 55.39 (+14.18s | 20.4%) | Quicksilver Swimming | 05/22/2024 | Zone 1S Micro Meet SJ1 (Host QSS) | ||
| 5255 | Casey Resnick | 1:09.57 | 10 | B: 55.39 (+14.18s | 20.4%) | South Shore YMCA Strypers | 05/08/2026 | 2026 NE CRA MIT Team Specialty LC Meet | ||
| 5256 | Ryan Khan | 1:09.58 | 9 | B: 55.39 (+14.19s | 20.4%) | Issaquah Swim Team | 05/29/2025 | 2025 IE VS Apple Capital | ||
| 5257 | Reyaan Bhole | 1:09.64 | 10 | B: 55.39 (+14.25s | 20.5%) | Waterloo Swimming | 06/22/2025 | 2025 ST WLOO LC Last Chance | ||
| 5258 | Luke Murphy | 1:09.67 | 9 | B: 55.39 (+14.28s | 20.5%) | Palo Alto Stanford Aquatics | 05/17/2025 | 2025 LAMV SCM C B A+ | ||
| 5259 | Abhimanyu Jindal | 1:09.68 | 9 | B: 55.39 (+14.29s | 20.5%) | Stingray Swim Team | 05/28/2026 | 2026 IE VS Apple Capital | ||
| 5260 | Bruno Gama Jaimes | 1:09.70 | 9 | B: 55.39 (+14.31s | 20.5%) | Life Time Michigan Swim Team | 11/25/2025 | November 2025 Life Time Michigan Intersquad | ||
| 5261 | Shuo Wang | 1:09.71 | 9 | B: 55.39 (+14.32s | 20.5%) | Csp Tideriders | 06/26/2026 | 88th CSP Summer Invitational | ||
| 5262 | William Sutor | 1:09.75 | 9 | B: 55.39 (+14.36s | 20.6%) | Minnetonka Swim Club | 07/11/2026 | 2026 MN BAC Last Chance Invitational | ||
| 5263 | Oliver Aufiero | 1:09.75 | 7 | B: 55.39 (+14.36s | 20.6%) | El Paso Aqua Posse | 05/16/2026 | 2026 BD SWAT School S Out Summer Bash | ||
| 5264 | Oliver Petz | 1:09.83 | 6 | B: 55.39 (+14.44s | 20.7%) | Miami County Day Aquatic | 06/06/2026 | 18th Annual LC NPB Summer Kickoff | ||
| 5265 | Rorey Logan | 1:09.84 | 7 | B: 55.39 (+14.45s | 20.7%) | Columbia Swim Club | 06/26/2026 | 88th CSP Summer Invitational | ||
| 5266 | Dominic Watson | 1:09.84 | 8 | B: 55.39 (+14.45s | 20.7%) | Nitro Swimming | 05/10/2026 | 2026 ST TXLA 10 U End Of School Splash | ||
| 5267 | Mason Odonnell | 1:09.86 | 8 | B: 55.39 (+14.47s | 20.7%) | Southeast Tennessee Swimming | 06/05/2026 | 2026 Baylor Summer Long Course Invitational | ||
| 5268 | Leo Nguyen | 1:09.90 | 9 | B: 55.39 (+14.51s | 20.8%) | Bure-Aqua Academy | 05/16/2025 | 2025 CO ACES Spring Invite | ||
| 5269 | Banyan Schwab | 1:09.92 | 8 | B: 55.39 (+14.53s | 20.8%) | Legacy Aquatics | 11/02/2024 | Oregon City Fall Open 2024 | ||
| 5270 | Benedict Anderson | 1:09.93 | 7 | B: 55.39 (+14.54s | 20.8%) | Foothills Swim Team | 06/26/2026 | 2026 CO Zone 2 District Meet AAC | ||
| 5271 | Caden Thompson Servin | 1:09.94 | 10 | B: 55.39 (+14.55s | 20.8%) | Mission Aurora Colorado Swimmi | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | ||
| 5272 | William Shi | 1:09.97 | 9 | B: 55.39 (+14.58s | 20.8%) | Pacific Dragons Swim Team | 06/13/2026 | 2026 PN IST June Invtational Approved | ||
| 5273 | Sidharth Iyer | 1:09.97 | 8 | B: 55.39 (+14.58s | 20.8%) | Flatiron Athletic Club | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | ||
| 5274 | Henry Lee | 1:09.98 | 8 | B: 55.39 (+14.59s | 20.8%) | Palo Alto Stanford Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | ||
| 5275 | Ethan Yu | 1:10.05 | 8 | B: 55.39 (+14.66s | 20.9%) | California Dolphins Swim Team | 06/13/2026 | PC CDST LC C B BB+ 26 074 | ||
| 5276 | Alexander Ziarnik | 1:10.07 | 8 | B: 55.39 (+14.68s | 21.0%) | Nitro Swimming | 06/08/2025 | 2025 ST TXLA 14 U Sprint Cup | ||
| 5277 | Charlie Feng | 1:10.08 | 8 | B: 55.39 (+14.69s | 21.0%) | Hockomock Area YMCA Lightning | 06/20/2026 | 2026 NE NSSC Invitational Springfield College | ||
| 5278 | Finlay Hayes | 1:10.11 | 9 | B: 55.39 (+14.72s | 21.0%) | Hills Hurricane Swimming | 04/26/2025 | PacSwim LCM C B BB+ Hosted By TERA | ||
| 5279 | Benjamin Borowski | 1:10.13 | 8 | B: 55.39 (+14.74s | 21.0%) | Poseidon Swimming Inc | 06/11/2026 | NOVA 2026 Virginia Commonwealth Games | ||
| 5280 | John Ripp | 1:10.13 | 9 | B: 55.39 (+14.74s | 21.0%) | San Benito Aquatics | 06/27/2026 | NVST Summer Plunge 2026 | ||
| 5281 | Theodore Sohn | 1:10.15 | 9 | B: 55.39 (+14.76s | 21.0%) | Sarasota Sharks | 05/16/2025 | 2025 SYS Memorial Meet | ||
| 5282 | Constantine Moser | 1:10.16 | 10 | B: 55.39 (+14.77s | 21.1%) | Cascade Swim Club | 09/19/2026 | 2026 PN CSC September Shakeout Approved | ||
| 5283 | Winston Qiao | 1:10.16 | 9 | B: 55.39 (+14.77s | 21.1%) | Burlingame Aquatics | 05/02/2026 | Alto Spring Jam CBA | ||
| 5284 | Sritan Kotagiri | 1:10.18 | 8 | B: 55.39 (+14.79s | 21.1%) | Fort Collins Area Swim Team | 04/11/2026 | 2026 CO FAST Vs CUDA Dua; | ||
| 5285 | Everett Ellis | 1:10.19 | 9 | B: 55.39 (+14.80s | 21.1%) | Nashville Aquatic Club | 05/16/2026 | NAC LC May Classic | ||
| 5286 | Theodore Fan | 1:10.20 | 9 | B: 55.39 (+14.81s | 21.1%) | Seattle Metropolitan Aquatic C | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | ||
| 5287 | Jordan O'Sullivan | 1:10.20 | 8 | B: 55.39 (+14.81s | 21.1%) | Maui Dolphins Swim Club | 06/13/2026 | 2026 MAGSA LCM B 2 Meet | ||
| 5288 | Darren Besana | 1:10.21 | 7 | B: 55.39 (+14.82s | 21.1%) | Waikoloa Swim Club | 05/16/2026 | BIG ISLAND SWIMMING @ KCAC | ||
| 5289 | Eric Li | 1:10.26 | 9 | B: 55.39 (+14.87s | 21.2%) | Pacific Dragons Swim Team | 06/13/2026 | 2026 PN IST June Invtational Approved | ||
| 5290 | Rishi Barre | 1:10.30 | 7 | B: 55.39 (+14.91s | 21.2%) | Nitro Swimming | 05/10/2026 | 2026 ST TXLA 10 U End Of School Splash | ||
| 5291 | Atzly Nugen | 1:10.31 | 8 | B: 55.39 (+14.92s | 21.2%) | Spokane Waves Aquatic Team | 07/10/2026 | 2026 Sizzlin Summer Splash Copied | ||
| 5292 | Archer Hughes | 1:10.32 | 6 | B: 55.39 (+14.93s | 21.2%) | Lakeside Swim Team | 07/09/2026 | 46th Annual Seahawk Invitational | ||
| 5293 | Marc Belenguer Torres | 1:10.33 | 10 | B: 55.39 (+14.94s | 21.2%) | Flatiron Athletic Club | 05/16/2025 | 2025 CO NJ Ken Kelley Invite | ||
| 5294 | Karahan Yildirim | 1:10.34 | 9 | B: 55.39 (+14.95s | 21.3%) | Swim Fort Lauderdale | 05/15/2026 | 2026 Gulliver LCM Summer Classic | ||
| 5295 | Jonathan Patterson | 1:10.35 | 9 | B: 55.39 (+14.96s | 21.3%) | Full Armour Swim Team | 04/26/2025 | 2025 CO COSA Spring LC Kick Off | ||
| 5296 | Leo Zhou | 1:10.35 | 8 | B: 55.39 (+14.96s | 21.3%) | Auburn Aquatics | 04/25/2026 | 2026 SE Jimi Flowers Spring Splash Copied | ||
| 5297 | Samaran Karthikeyan | 1:10.38 | 8 | B: 55.39 (+14.99s | 21.3%) | Lone Star Aquatic Club | 04/10/2026 | 2026 ST LSAC 6th Annual Atomic Fest | ||
| 5298 | Brooks Foster | 1:10.40 | 9 | B: 55.39 (+15.01s | 21.3%) | Carrollwood Village Swim Team | 06/05/2026 | 2026 TAMPA BAY SWIM CLASSIC | ||
| 5299 | Mo-Chen Chiu | 1:10.41 | 10 | B: 55.39 (+15.02s | 21.3%) | California Dolphins Swim Team | 06/13/2026 | PC CDST LC C B BB+ 26 074 | ||
| 5300 | Axel Krachey | 1:10.44 | 7 | B: 55.39 (+15.05s | 21.4%) | YMCA of Austin Swim Alliance | 06/06/2026 | 2026 ST ASC June Bug | ||
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.