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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2251 | Dawson Sellers | 42.12 | 9 | B Min | BB: 39.79 (+2.33s | 5.5%) | Fox Swim Club | 07/24/2026 | 2026 Maryland Long Course Junior Championship | |
| 2252 | Michael Houser | 42.12 | 8 | B Min | BB: 39.79 (+2.33s | 5.5%) | Wind N Sea Swim Team | 07/12/2026 | 2026 SI JBST LC TIME TRIALS | |
| 2253 | Alexander Mizell | 42.12 | 10 | B Min | BB: 39.79 (+2.33s | 5.5%) | Huntsville Swim Association | 06/26/2026 | 2026 HSA June Invitational | |
| 2254 | Aaryan Singh | 42.13 | 10 | B Min | BB: 39.79 (+2.34s | 5.6%) | Peddie Aquatic Association | 05/02/2026 | 2026 STAC Thank You Mom | |
| 2255 | Noah Wang | 42.14 | 10 | B Min | BB: 39.79 (+2.35s | 5.6%) | Flatiron Athletic Club | 06/26/2026 | 2026 CO Zone 2 District Meet AAC | |
| 2256 | Christian Drobau | 42.15 | 8 | B Min | BB: 39.79 (+2.36s | 5.6%) | Tac Titans | 07/24/2026 | 2026 TAC TITANS Closeout Meet | |
| 2257 | Eric Feng | 42.15 | 9 | B Min | BB: 39.79 (+2.36s | 5.6%) | Marlins Of Raleigh | 04/25/2026 | 2026 NCAC Quad Meet | |
| 2258 | Henry Fisk | 42.16 | 10 | B Min | BB: 39.79 (+2.37s | 5.6%) | Apex | 06/05/2026 | 2026 CST Summer Invitational | |
| 2259 | Grayson Poole | 42.16 | 9 | B Min | BB: 39.79 (+2.37s | 5.6%) | Calvert Aquatics Club | 06/13/2026 | 2026 CAC Schools Out For Summer LCM Swim Meet | |
| 2260 | Bolden Rapuzzi | 42.16 | 9 | B Min | BB: 39.79 (+2.37s | 5.6%) | Highlands Ranch Aquatics | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 2261 | Drew DeSautel | 42.16 | 9 | B Min | BB: 39.79 (+2.37s | 5.6%) | West Express Swim Team | 06/20/2025 | 2025 MN MAN Red White Blue Invite | |
| 2262 | Anzel Annan | 42.16 | 10 | B Min | BB: 39.79 (+2.37s | 5.6%) | Aspire Aquatics of Colorado | 05/15/2026 | 2026 CO ACES Spring Invite | |
| 2263 | Oliver Hall | 42.17 | 10 | B Min | BB: 39.79 (+2.38s | 5.6%) | SwimRVA | 05/29/2026 | 2026 SwimRVA Success Bell | |
| 2264 | Daxton Lewellen | 42.17 | 9 | B Min | BB: 39.79 (+2.38s | 5.6%) | Billings YMCA | 07/10/2026 | 2026 MT HLST Last Chance Invitational | |
| 2265 | Calvin Butler | 42.18 | 9 | B Min | BB: 39.79 (+2.39s | 5.7%) | California Gold | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 2266 | Bo Bamford | 42.18 | 9 | B Min | BB: 39.79 (+2.39s | 5.7%) | Portland Aquatic Club | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 2267 | Damon Sparling | 42.18 | 10 | B Min | BB: 39.79 (+2.39s | 5.7%) | Edina Swim Club | 06/26/2025 | 2025 MN AQJT Aquajets Summer Spectacular | |
| 2268 | Nolan Austin | 42.19 | 9 | B Min | BB: 39.79 (+2.40s | 5.7%) | Bolles School Sharks | 07/24/2026 | 2026 Area 1 LCM Championships | |
| 2269 | Wyatt Perkins | 42.20 | 9 | B Min | BB: 39.79 (+2.41s | 5.7%) | Raleigh Swimming Association | 05/15/2026 | 2026 NCAC Meet On The Hill | |
| 2270 | Matvii Medvediev | 42.20 | 9 | B Min | BB: 39.79 (+2.41s | 5.7%) | Tornadoes Swim Team | 08/01/2026 | 2026 GACC End Of Season | |
| 2271 | August Neff | 42.21 | 8 | B Min | BB: 39.79 (+2.42s | 5.7%) | Ensworth Aquatics | 05/15/2026 | 2026 Officially Summer Invitational | |
| 2272 | Rhodes Carey | 42.21 | 9 | B Min | BB: 39.79 (+2.42s | 5.7%) | Kentucky Aquatics | 04/25/2026 | 2026 Triton Derby Swim Festival | |
| 2273 | William Carroll | 42.21 | 10 | B Min | BB: 39.79 (+2.42s | 5.7%) | Unattached | 07/11/2026 | 2026 GPAC Summer Finale | |
| 2274 | Roman Williams | 42.22 | 8 | B Min | BB: 39.79 (+2.43s | 5.8%) | Tac Titans | 06/19/2026 | 2026 TAC TITANS Summer Trident Meet | |
| 2275 | Zakaria Boned | 42.22 | 9 | B Min | BB: 39.79 (+2.43s | 5.8%) | Scarlet Aquatics | 05/30/2026 | 2026 Scarlet Heat Madness | |
| 2276 | Ryan Denehy | 42.23 | 10 | B Min | BB: 39.79 (+2.44s | 5.8%) | Kentucky Aquatics | 04/25/2026 | 2026 Triton Derby Swim Festival | |
| 2277 | Dashiell Wang | 42.23 | 10 | B Min | BB: 39.79 (+2.44s | 5.8%) | Santa Clara Swim Club | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
| 2278 | Jack Kibler | 42.23 | 9 | B Min | BB: 39.79 (+2.44s | 5.8%) | Unified Aquatics Club | 07/10/2026 | 2026 OH Central LC Regional Champs | |
| 2279 | Avery Sawyer | 42.23 | 9 | B Min | BB: 39.79 (+2.44s | 5.8%) | Nitro Swimming | 05/10/2026 | 2026 ST TXLA 10 U End Of School Splash | |
| 2280 | Cimon Bunuan | 42.25 | 9 | B Min | BB: 39.79 (+2.46s | 5.8%) | South San Francisco Aquatics | 05/02/2026 | Alto Spring Jam CBA | |
| 2281 | Andrew Werlinger | 42.25 | 9 | B Min | BB: 39.79 (+2.46s | 5.8%) | Occoquan Swimming | 05/01/2026 | Speedo Spring Splash | |
| 2282 | Noah Pappas | 42.25 | 10 | B Min | BB: 39.79 (+2.46s | 5.8%) | Highbridge Aquatics | 06/26/2026 | 2026 Colonel Summer Classic Copied | |
| 2283 | Kyle Cheung | 42.25 | 10 | B Min | BB: 39.79 (+2.46s | 5.8%) | Palo Alto Stanford Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | |
| 2284 | Jackson Wang | 42.26 | 7 | B Min | BB: 39.79 (+2.47s | 5.8%) | Scarlet Aquatics | 05/30/2026 | 2026 Scarlet Heat Madness | |
| 2285 | Yihao Wu | 42.26 | 9 | B Min | BB: 39.79 (+2.47s | 5.8%) | Laker Swim | 06/11/2026 | 2026 RAFC Summer Solstice Invitational | |
| 2286 | Lucas Li | 42.26 | 8 | B Min | BB: 39.79 (+2.47s | 5.8%) | Metro Area Life Time | 05/02/2026 | 2026 STAC Thank You Mom | |
| 2287 | Eno Zheng | 42.26 | 9 | B Min | BB: 39.79 (+2.47s | 5.8%) | Metro Area Life Time | 06/20/2026 | 2026 Hot Summer Nights | |
| 2288 | Sebastian Morrell | 42.27 | 9 | B Min | BB: 39.79 (+2.48s | 5.9%) | Sporting Jax Aquatic Club | 07/24/2026 | 2026 Area 1 LCM Championships | |
| 2289 | Sebastian Monroy Reyes | 42.27 | 10 | B Min | BB: 39.79 (+2.48s | 5.9%) | Sunnyvale Swim Club | 06/06/2025 | 2025 DACA LC CBA+ Meet | |
| 2290 | Nicholas Ballard | 42.28 | 9 | B Min | BB: 39.79 (+2.49s | 5.9%) | Battlefield Area Star Swimmers | 05/02/2026 | BASS Jim Frye Memorial Invitational May 2026 | |
| 2291 | Boaz Mccabe | 42.28 | 9 | B Min | BB: 39.79 (+2.49s | 5.9%) | Cortez Water Dragons | 07/10/2026 | 2026 CO Western Slope League Championships | |
| 2292 | Matias Sosa-Etchenique | 42.28 | 10 | B Min | BB: 39.79 (+2.49s | 5.9%) | Pipeline Swimming | 05/15/2026 | 2026 SAINT PETE S 2nd LONG COURSE MEET | |
| 2293 | Khamron Byler | 42.29 | 10 | B Min | BB: 39.79 (+2.50s | 5.9%) | Red Piranha Swimming | 07/11/2026 | 2026 RPS LC Finale | |
| 2294 | Ethan Shao | 42.29 | 7 | B Min | BB: 39.79 (+2.50s | 5.9%) | Rhode Island Aquatic Club | 05/16/2026 | 2026 NE CS Spring Fever | |
| 2295 | Jun Lin | 42.29 | 8 | B Min | BB: 39.79 (+2.50s | 5.9%) | Seattle Metropolitan Aquatic C | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | |
| 2296 | George Cao | 42.30 | 10 | B Min | BB: 39.79 (+2.51s | 5.9%) | Mason Manta Rays | 07/10/2026 | 2026 OH SW LC Regional Champs | |
| 2297 | Gianpaolo Pirraglia | 42.31 | 10 | B Min | BB: 39.79 (+2.52s | 6.0%) | Swim Florida | 04/11/2025 | 2025 GCST Spring Invite | |
| 2298 | Jesper Zhang | 42.31 | 10 | B Min | BB: 39.79 (+2.52s | 6.0%) | Sandpipers of Nevada | 03/30/2025 | Sand Vs BCH LCM Dual 2025 | |
| 2299 | Jacob Ramos | 42.31 | 10 | B Min | BB: 39.79 (+2.52s | 6.0%) | Tac Titans | 07/05/2026 | 2026 TAC July Qualifier Meet | |
| 2300 | Camden Evenson | 42.31 | 10 | B Min | BB: 39.79 (+2.52s | 6.0%) | Aberdeen Swim Club | 07/24/2026 | 2026 SD Long Course State Championship | |
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.