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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1251 | Cameron Fleming | 55.18 | 9 | B Min | BB: 49.29 (+5.89s | 10.7%) | Fast Fins Elite | 05/16/2025 | 2025 ST ASC Spring Showcase | |
| 1252 | Avery Fogarty | 55.19 | 10 | B Min | BB: 49.29 (+5.90s | 10.7%) | Maverick Aquatics | 06/19/2025 | 2025 CO Grand Junction Invitational | |
| 1253 | Alec Henriques | 55.20 | 10 | B Min | BB: 49.29 (+5.91s | 10.7%) | Napa Valley Swim Team | 06/21/2025 | NVST Last Chance AG Champs Summer Plunge 2025 | |
| 1254 | Avyaan Shirodkar | 55.21 | 9 | B Min | BB: 49.29 (+5.92s | 10.7%) | Nova of Virginia | 06/27/2024 | NOVA Firecracker Classic | |
| 1255 | Jackson Porter | 55.22 | 10 | B Min | BB: 49.29 (+5.93s | 10.7%) | Stingray Swim Team | 05/29/2025 | 2025 IE VS Apple Capital | |
| 1256 | Holden Gustin | 55.26 | 9 | B Min | BB: 49.29 (+5.97s | 10.8%) | Hurricanes Swim Team | 07/18/2025 | 2025 MN MTKA Minnesota Regional Championship | |
| 1257 | Rorick Umbras | 55.26 | 10 | B Min | BB: 49.29 (+5.97s | 10.8%) | Legacy Aquatics | 11/01/2025 | Oregon City Fall Open 2025 | |
| 1258 | Kian Davidson | 55.30 | 8 | B Min | BB: 49.29 (+6.01s | 10.9%) | Lake Erie Silver Dolphins | 06/12/2025 | Holtrey Summer Classic | |
| 1259 | Koa Larson | 55.31 | 10 | B Min | BB: 49.29 (+6.02s | 10.9%) | Gator Swim Club | 06/06/2025 | 2025 MAKOS Summer Splash | |
| 1260 | Silas Roland | 55.32 | 9 | B Min | BB: 49.29 (+6.03s | 10.9%) | Univ. of Denver Hilltoppers | 07/12/2025 | 2025 CO TOPS SBL Summer Sizzler | |
| 1261 | Ian Jung | 55.32 | 10 | B Min | BB: 49.29 (+6.03s | 10.9%) | Gator Swim Club | 06/20/2025 | 2025 FAST Independence Invitational | |
| 1262 | Alexander Zhang | 55.33 | 9 | B Min | BB: 49.29 (+6.04s | 10.9%) | Alamo Area Aquatic Association | 05/02/2025 | 2025 ST 22nd Annual Cinco De Mayo | |
| 1263 | Caleb Lee | 55.34 | 10 | B Min | BB: 49.29 (+6.05s | 10.9%) | Nova of Virginia | 04/26/2024 | NOVA LC Kick Off | |
| 1264 | Michael O'Connell | 55.34 | 9 | B Min | BB: 49.29 (+6.05s | 10.9%) | Riptide Swim Team | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
| 1265 | Felix Goetz | 55.34 | 9 | B Min | BB: 49.29 (+6.05s | 10.9%) | Sarasota Sharks | 05/16/2025 | 2025 SYS Memorial Meet | |
| 1266 | Ramsey Lee | 55.35 | 9 | B Min | BB: 49.29 (+6.06s | 10.9%) | Sea Devils | 05/10/2025 | 2025 MN HURR LC Spring Opener | |
| 1267 | Quintus Cheung | 55.37 | 8 | B Min | BB: 49.29 (+6.08s | 11.0%) | Milpitas Aquatic Club | 07/19/2025 | Alto Last Splash | |
| 1268 | Finn Blakeslee | 55.37 | 10 | B Min | BB: 49.29 (+6.08s | 11.0%) | Hood River Valley Swim Team | 05/02/2025 | Bend Swim Club May Invitational | |
| 1269 | Adam Oorlog | 55.38 | 9 | B Min | BB: 49.29 (+6.09s | 11.0%) | Brookings Swim Club | 06/27/2025 | 2025 SD SFST Sanford Invite | |
| 1270 | Zihan Zhao | 55.39 | 9 | B Min | BB: 49.29 (+6.10s | 11.0%) | Pacific Dragons Swim Team | 06/14/2025 | 2025 IST June Invtational | |
| 1271 | Isaiah Wright | 55.39 | 9 | B Min | BB: 49.29 (+6.10s | 11.0%) | Central Minnesota Aquatics | 06/13/2025 | 2025 SD Aberdeen Summer High Point Swim Meet | |
| 1272 | Dutch Pyburn | 55.41 | 9 | B: 55.39 (+0.02s | 0.0%) | Albany Aquatic Association | 05/02/2025 | 2025 AAA May LC Invitational | ||
| 1273 | Zeke Mallory | 55.43 | 9 | B: 55.39 (+0.04s | 0.1%) | Alamo Area Aquatic Association | 06/20/2025 | 2025 ST AAAA NS George Block Invite | ||
| 1274 | Theodore Neice | 55.46 | 7 | B: 55.39 (+0.07s | 0.1%) | Lake Oswego Swim Club | 06/06/2025 | 2025 THSC June Invitational | ||
| 1275 | Lincoln Gansluckner | 55.46 | 10 | B: 55.39 (+0.07s | 0.1%) | South East Metro Sharks | 06/20/2025 | 2025 MN MAN Red White Blue Invite | ||
| 1276 | Rees Yan | 55.47 | 10 | B: 55.39 (+0.08s | 0.1%) | Cascadia Swimming | 05/30/2025 | LA OPEN 2025 | ||
| 1277 | Oskaras Monkelis | 55.49 | 10 | B: 55.39 (+0.10s | 0.2%) | West Florida Lightning Aquatic | 07/04/2025 | 2025 SPA S SEMINOLE SUNRISE LANES SWIM MEET | ||
| 1278 | Keith Guo | 55.49 | 9 | B: 55.39 (+0.10s | 0.2%) | Pacific Dragons Swim Team | 06/14/2025 | 2025 IST June Invtational | ||
| 1279 | Christopher Ewing | 55.49 | 9 | B: 55.39 (+0.10s | 0.2%) | South Lake Aquatic Club | 04/26/2025 | 10th Annual Hohne Memorial Invitational | ||
| 1280 | Dax Lindsey | 55.50 | 9 | B: 55.39 (+0.11s | 0.2%) | Dart Swimming | 06/21/2024 | Reno Aquatic Club Gamble | ||
| 1281 | Ahaan Jain | 55.50 | 10 | B: 55.39 (+0.11s | 0.2%) | Waterloo Swimming | 04/27/2025 | 2025 ST WLOO Waterloo Classic | ||
| 1282 | Alex Borz | 55.51 | 10 | B: 55.39 (+0.12s | 0.2%) | Indian River Aquatics | 05/23/2025 | 2025 Dr Aspi Doctor Memorial Invitational | ||
| 1283 | Watson Xie | 55.56 | 9 | B: 55.39 (+0.17s | 0.3%) | Chinook Aquatic Club | 05/29/2025 | 2025 IE VS Apple Capital | ||
| 1284 | Holden Hoffman | 55.57 | 9 | B: 55.39 (+0.18s | 0.3%) | Terrapins Swim Team | 07/12/2025 | 2025 Silver State Championships | ||
| 1285 | Jonathan Chen | 55.60 | 9 | B: 55.39 (+0.21s | 0.4%) | California Dolphins Swim Team | 06/07/2025 | 2025 06 07 CDST LC C B BB+ Meet | ||
| 1286 | Matteo Vargas | 55.61 | 10 | B: 55.39 (+0.22s | 0.4%) | Life Time Fitness Utah Swim Te | 04/11/2025 | WFFM LC Kickoff 2025 | ||
| 1287 | Callahan Ford | 55.61 | 9 | B: 55.39 (+0.22s | 0.4%) | Evergreen Hurricanes | 05/16/2025 | 2025 CO NJ Ken Kelley Invite | ||
| 1288 | Noah Attia | 55.62 | 9 | B: 55.39 (+0.23s | 0.4%) | Diablo Aquatics | 06/07/2025 | Orinda Aquatics LC C B BB+ Meet | ||
| 1289 | Angus McInnes | 55.62 | 10 | B: 55.39 (+0.23s | 0.4%) | The Dalles Swim Team | 06/20/2025 | 72nd Annual Ted Walker Invitational | ||
| 1290 | Lucas Wang | 55.62 | 10 | B: 55.39 (+0.23s | 0.4%) | Chinook Aquatic Club | 05/29/2025 | 2025 IE VS Apple Capital | ||
| 1291 | Tyler Mirasol | 55.63 | 9 | B: 55.39 (+0.24s | 0.4%) | Quicksilver Swimming | 06/28/2024 | 2024 Valley Splash Zone 1S LCM C B A+ | ||
| 1292 | Aaden Foster | 55.63 | 9 | B: 55.39 (+0.24s | 0.4%) | Denver Swim Academy | 04/26/2025 | 2025 CO FST Spring LC Fever | ||
| 1293 | Lincoln Fritz | 55.65 | 9 | B: 55.39 (+0.26s | 0.5%) | Fast Falcons | 06/06/2025 | 2025 MAKOS Summer Splash | ||
| 1294 | Jonas Inscoe | 55.65 | 9 | B: 55.39 (+0.26s | 0.5%) | Nitro Swimming | 04/26/2025 | 2025 ST NTRO Splashing Into Long Course | ||
| 1295 | Sol Sharpe | 55.67 | 8 | B: 55.39 (+0.28s | 0.5%) | Tornadoes Swim Club | 04/11/2025 | 2025 GCST Spring Invite | ||
| 1296 | Maddox Dudley | 55.68 | 8 | B: 55.39 (+0.29s | 0.5%) | EL Paso Border Land Swim Team | 06/28/2024 | 2024 EPAP Jack White Classic | ||
| 1297 | Atharv Tiruke | 55.69 | 9 | B: 55.39 (+0.30s | 0.5%) | Sunnyvale Swim Club | 06/27/2025 | Silicon Valley LC CBA+ Meet | ||
| 1298 | Steven Ibana | 55.69 | 9 | B: 55.39 (+0.30s | 0.5%) | Spokane Waves Aquatic Team | 06/20/2025 | 2025 SWAT Summer Solstice | ||
| 1299 | Daniel Rumiantcev | 55.69 | 10 | B: 55.39 (+0.30s | 0.5%) | Sunnyvale Swim Club | 06/07/2024 | DACA LC C B A+ Meet | ||
| 1300 | Austin Adler | 55.70 | 9 | B: 55.39 (+0.31s | 0.6%) | Lake Oswego Swim Club | 06/06/2025 | 2025 THSC June Invitational | ||
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.