USA Girls 10 & under - 50 Y 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 | Yuhan Xiong | 39.29 | 9 | BB Min | A: 37.99 (+1.30s | 3.3%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 1252 | Lilia Buonforte | 39.29 | 10 | BB Min | A: 37.99 (+1.30s | 3.3%) | Machine Aquatics | 03/20/2026 | March Madness 2026 | |
| 1253 | Stacy Chen | 39.29 | 10 | BB Min | A: 37.99 (+1.30s | 3.3%) | Xtreme Swim Club | 01/09/2026 | 2026 NE NSSC January 9 11 BC Meet | |
| 1254 | Melissa Wan | 39.29 | 8 | BB Min | A: 37.99 (+1.30s | 3.3%) | Tac Titans | 07/31/2026 | 2026 TAC TITANS Summer Sizzler | |
| 1255 | Mikka Lusanta | 39.29 | 10 | BB Min | A: 37.99 (+1.30s | 3.3%) | Sparks Piranhas Swim Team | 07/31/2026 | 2026 High Country Short Course Championship | |
| 1256 | Zoey Vasquez | 39.30 | 9 | BB Min | A: 37.99 (+1.31s | 3.3%) | Sarasota Tsunami Swim Team | 07/25/2026 | 2026 Summer Area 5 Championship | |
| 1257 | Adela Quinonez | 39.30 | 10 | BB Min | A: 37.99 (+1.31s | 3.3%) | Commonwealth Swimming | 06/26/2026 | 2026 NE CS Summer Classic | |
| 1258 | Gracyn Connelly | 39.31 | 10 | BB Min | A: 37.99 (+1.32s | 3.4%) | SwimRise Aquatics | 01/16/2026 | 2026 Pentathlon | |
| 1259 | Lily Stinson | 39.31 | 9 | BB Min | A: 37.99 (+1.32s | 3.4%) | Hurricanes Swim Team | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 1260 | Katherine Godek | 39.31 | 10 | BB Min | A: 37.99 (+1.32s | 3.4%) | Saline Swim Team | 03/07/2026 | 2026 Lake Ontario Regional Meet | |
| 1261 | Ella Moore | 39.31 | 10 | BB Min | A: 37.99 (+1.32s | 3.4%) | Machine Aquatics | 03/20/2026 | March Madness 2026 | |
| 1262 | Piper McQueen | 39.31 | 10 | BB Min | A: 37.99 (+1.32s | 3.4%) | Apex | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 1263 | Riley Pelaez | 39.32 | 8 | BB Min | A: 37.99 (+1.33s | 3.4%) | The Fish | 03/20/2026 | 26th Annual Spring Championships | |
| 1264 | Noelle Liang | 39.32 | 9 | BB Min | A: 37.99 (+1.33s | 3.4%) | Otter Swim Club | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | |
| 1265 | Kyla Reyes | 39.32 | 10 | BB Min | A: 37.99 (+1.33s | 3.4%) | Rockingham Area Youth Swimming | 10/18/2025 | 2025 NE RAYS Oktoberfest Specialty Copied | |
| 1266 | Peyton McDonald | 39.33 | 9 | BB Min | A: 37.99 (+1.34s | 3.4%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 10/26/2025 | Lisa Ferris Fall Festival Time Trial 2025 | |
| 1267 | Piper Hanley | 39.33 | 9 | BB Min | A: 37.99 (+1.34s | 3.4%) | Sandy | 02/13/2026 | 2026 OR HS 6A 4 | |
| 1268 | Sophia Baru | 39.33 | 10 | BB Min | A: 37.99 (+1.34s | 3.4%) | Eagle Swimming Association | 02/21/2025 | 2025 Gulf 12 Under Champs (TASC) | |
| 1269 | Sofiia Tikhonova | 39.33 | 10 | BB Min | A: 37.99 (+1.34s | 3.4%) | Swim Fort Lauderdale | 02/06/2026 | Friendship Meet 2026 | |
| 1270 | Varvara Sergiyenko | 39.33 | 9 | BB Min | A: 37.99 (+1.34s | 3.4%) | SwimRight Team | 12/06/2025 | 2025 Pompano Beach Santa Claus Meet | |
| 1271 | Alexandra Garabedian | 39.35 | 10 | BB Min | A: 37.99 (+1.36s | 3.5%) | Great Lakes Tritons | 02/13/2026 | 2026 Showdown In Motown | |
| 1272 | Tiaraoluwa Sokunbi | 39.35 | 10 | BB Min | A: 37.99 (+1.36s | 3.5%) | Commonwealth Swimming | 03/13/2026 | 2026 NE INST NE Cup | |
| 1273 | Anna Richardson | 39.35 | 10 | BB Min | A: 37.99 (+1.36s | 3.5%) | Aiken Armada Swim Team | 03/19/2026 | 2026 USRY Short Course Champs | |
| 1274 | Makayla McKinley | 39.36 | 9 | BB Min | A: 37.99 (+1.37s | 3.5%) | Pine Island Aquatics | 03/05/2026 | 2026 Florida Swimming FLAGS SOUTH | |
| 1275 | Leah Cooper | 39.36 | 10 | BB Min | A: 37.99 (+1.37s | 3.5%) | Heartland Swim Assoc | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 1276 | Lillian Potts | 39.36 | 10 | BB Min | A: 37.99 (+1.37s | 3.5%) | Tiger Shark of Texas | 11/07/2025 | 2025 ST SCY Surge Shark Sizzler | |
| 1277 | Piper MacNicol | 39.36 | 10 | BB Min | A: 37.99 (+1.37s | 3.5%) | Waves Of Wilmington Inc | 04/17/2026 | 2026 Spring Showers NSEA V WOW Dual Meet | |
| 1278 | Emma Kahler | 39.36 | 10 | BB Min | A: 37.99 (+1.37s | 3.5%) | Orange Beach Swim Team | 02/13/2026 | 2026 SES Region 4 Championships | |
| 1279 | Macklin McAlister | 39.37 | 10 | BB Min | A: 37.99 (+1.38s | 3.5%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 02/27/2026 | 2026 Junior Cup | |
| 1280 | Olivia Diaz-Pease | 39.38 | 10 | BB Min | A: 37.99 (+1.39s | 3.5%) | Santa Clara Swim Club | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | |
| 1281 | Katherine Thurman | 39.38 | 10 | BB Min | A: 37.99 (+1.39s | 3.5%) | Nova of Virginia | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 1282 | Stella Scibelli | 39.38 | 9 | BB Min | A: 37.99 (+1.39s | 3.5%) | East Coast Aquatic Team | 03/28/2026 | ECAT March 2026 Invitational Copied | |
| 1283 | Maisy Akos | 39.38 | 10 | BB Min | A: 37.99 (+1.39s | 3.5%) | Area Tallahassee Aquatic Club | 07/25/2026 | Area 4 | |
| 1284 | Kaitlin Schaefer | 39.39 | 10 | BB Min | A: 37.99 (+1.40s | 3.6%) | Long Island Aquatic Club | 11/21/2025 | 2025 MR LIAC Thanksgiving Invite | |
| 1285 | Amelia O'Donnell | 39.39 | 10 | BB Min | A: 37.99 (+1.40s | 3.6%) | Kent County YMCA | 02/01/2026 | 2026 NE NCYW 36th Annual YMCA Pentathlon | |
| 1286 | Kate Lester | 39.40 | 10 | BB Min | A: 37.99 (+1.41s | 3.6%) | Buckeye Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 1287 | Zureena Hughes | 39.40 | 10 | BB Min | A: 37.99 (+1.41s | 3.6%) | Tnt Swimming | 01/16/2026 | 2026 GPAC Winter Invitational | |
| 1288 | Eliana Chan | 39.40 | 10 | BB Min | A: 37.99 (+1.41s | 3.6%) | Pleasanton Seahawks | 04/09/2026 | 2026 Far Western SC Hosted By SCSC | |
| 1289 | Clare Bernard | 39.41 | 10 | BB Min | A: 37.99 (+1.42s | 3.6%) | Metro Marlins Swim Team | 02/07/2026 | 2026 MN WEST EXPRESS LAST CHANCE MEET | |
| 1290 | Aya Sharif | 39.41 | 10 | BB Min | A: 37.99 (+1.42s | 3.6%) | Charles River Aquatics | 02/06/2026 | 2026 NE CRA Last Chance February Invite | |
| 1291 | Sara Buckner | 39.41 | 10 | BB Min | A: 37.99 (+1.42s | 3.6%) | Karishim Swim Club | 01/16/2026 | 2026 NE CRIM Bronze Championship | |
| 1292 | Towela Sebit | 39.41 | 10 | BB Min | A: 37.99 (+1.42s | 3.6%) | Houston Hydra | 02/21/2025 | 2025 Gulf 12 Under Champs (TASC) | |
| 1293 | Zoey Najor | 39.42 | 9 | BB Min | A: 37.99 (+1.43s | 3.6%) | Motor City Aquatics | 01/16/2026 | 2026 Odd Age Classic | |
| 1294 | Gabrielle Sandler | 39.42 | 10 | BB Min | A: 37.99 (+1.43s | 3.6%) | Farmingdale Aquatics | 01/10/2026 | 2026 MR FA Iron Dragon Invitational | |
| 1295 | ViMoon Pham | 39.44 | 10 | BB Min | A: 37.99 (+1.45s | 3.7%) | Spartan Aquatic Club | 02/14/2026 | SAC Winter Classic | |
| 1296 | Arden Lee | 39.44 | 10 | BB Min | A: 37.99 (+1.45s | 3.7%) | Rosemead Rapids | 12/13/2024 | 2024 CA GWSC SCS WAG | |
| 1297 | Grace Cremins | 39.44 | 10 | BB Min | A: 37.99 (+1.45s | 3.7%) | Long Island Express | 03/27/2026 | 2026 MR Bronze Championship South LIE | |
| 1298 | Stella Norton | 39.44 | 10 | BB Min | A: 37.99 (+1.45s | 3.7%) | Red Wing Swim Club | 03/27/2026 | 2026 MN RWSC Fall Winter Mini Meet Champs | |
| 1299 | Amy Cui | 39.44 | 10 | BB Min | A: 37.99 (+1.45s | 3.7%) | Aquajets Swim Team | 01/24/2026 | 2026 MN AQJT Winter Invite | |
| 1300 | Kiley Joseph | 39.45 | 10 | BB Min | A: 37.99 (+1.46s | 3.7%) | Long Island Aquatic Club | 11/21/2025 | 2025 MR LIAC Thanksgiving Invite | |
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.