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 | Evandra Walsh | 38.14 | 9 | BB Min | A: 37.99 (+0.15s | 0.4%) | Riptide Swim Team | 02/14/2026 | 2026 CO ACES Winter Open | |
| 1252 | Madelynn Sweeney | 38.14 | 10 | BB Min | A: 37.99 (+0.15s | 0.4%) | McGrath Marlins Swim Team | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 1253 | Mckenzie Horner | 38.14 | 10 | BB Min | A: 37.99 (+0.15s | 0.4%) | Machine Aquatics | 12/20/2025 | 2025 Candy Cane Sprints | |
| 1254 | Isabel Jimenez | 38.14 | 9 | BB Min | A: 37.99 (+0.15s | 0.4%) | YMCA East Hampton Hurricanes | 01/30/2026 | 2026 MR SSC Polar Bear Plunge | |
| 1255 | Sophie-Lou Mohr | 38.15 | 10 | BB Min | A: 37.99 (+0.16s | 0.4%) | Arlington Aquatic Club | 01/17/2026 | 2026 PV January Open Audrey Moore | |
| 1256 | Hailey Ng | 38.16 | 10 | BB Min | A: 37.99 (+0.17s | 0.4%) | 92ny Flying Dolphins | 02/20/2026 | 2026 MR Metro Silver Central Champs WEST | |
| 1257 | Teresa Cosci | 38.16 | 10 | BB Min | A: 37.99 (+0.17s | 0.4%) | Three Village Swim Club | 02/20/2026 | 2026 MR Silvers Championship South HAUP | |
| 1258 | Sullivan Larouere | 38.16 | 10 | BB Min | A: 37.99 (+0.17s | 0.4%) | Worthington Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 1259 | Harper Degner | 38.16 | 8 | BB Min | A: 37.99 (+0.17s | 0.4%) | Denver Swim Academy | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 1260 | Elizabeth Meyers | 38.16 | 10 | BB Min | A: 37.99 (+0.17s | 0.4%) | Lenawee County Gators | 03/07/2026 | 2026 Michigan YMCA State Championship | |
| 1261 | Iris Liu | 38.17 | 10 | BB Min | A: 37.99 (+0.18s | 0.5%) | Katy Aquatic Team For Youth | 02/21/2025 | 2025 Gulf 12 Under Champs (KATY) | |
| 1262 | Olivia Marshall | 38.17 | 10 | BB Min | A: 37.99 (+0.18s | 0.5%) | Newberg | 02/13/2026 | 2026 OR HS 6A 3 | |
| 1263 | Stella Xu | 38.17 | 10 | BB Min | A: 37.99 (+0.18s | 0.5%) | Life Time Fitness New York Swi | 01/23/2026 | 2026 MR PAC Winter Classic Invitational | |
| 1264 | Kyra Blunck | 38.17 | 10 | BB Min | A: 37.99 (+0.18s | 0.5%) | Austin Swim Club | 01/17/2026 | 2026 ST AAAA NS Frostbite | |
| 1265 | Ayesha Haynes | 38.17 | 9 | BB Min | A: 37.99 (+0.18s | 0.5%) | Tampa Bay Aquatic Club | 01/23/2026 | BLOOMIN FAST SWIM MEET | |
| 1266 | Mariana Becker | 38.17 | 10 | BB Min | A: 37.99 (+0.18s | 0.5%) | Wake Aquatics | 02/06/2026 | 2026 SES Region 3 Champions | |
| 1267 | Gabrielle Smith | 38.17 | 10 | BB Min | A: 37.99 (+0.18s | 0.5%) | Dynamo Swim Club | 03/06/2026 | Speedo Southern Premier | |
| 1268 | Seraphina Low | 38.17 | 10 | BB Min | A: 37.99 (+0.18s | 0.5%) | Long Island Aquatic Club | 02/20/2026 | 2026 MR Silvers Championship South HAUP | |
| 1269 | Margot Howard | 38.18 | 10 | BB Min | A: 37.99 (+0.19s | 0.5%) | North Palm Beach Swim Club | 03/05/2026 | 2026 FG Age Group SCY Championships | |
| 1270 | Ashley Tang | 38.18 | 10 | BB Min | A: 37.99 (+0.19s | 0.5%) | Issaquah Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 1271 | Lena Wang | 38.18 | 10 | BB Min | A: 37.99 (+0.19s | 0.5%) | St. Lawrence Swim Team | 03/28/2026 | Swim South Bay | |
| 1272 | My-Anh To | 38.18 | 10 | BB Min | A: 37.99 (+0.19s | 0.5%) | Nation\\\\\\'s Capital Swim Club | 03/20/2026 | March Madness 2026 | |
| 1273 | Sharon Teng | 38.20 | 10 | BB Min | A: 37.99 (+0.21s | 0.5%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 1274 | Avery Batten | 38.20 | 10 | BB Min | A: 37.99 (+0.21s | 0.5%) | Machine Aquatics | 03/20/2026 | March Madness 2026 | |
| 1275 | Laurie Wang | 38.20 | 10 | BB Min | A: 37.99 (+0.21s | 0.5%) | Long Island Aquatic Club | 12/05/2025 | 2025 MR NYS Holiday Classic Trials Finals | |
| 1276 | Maggie Qi | 38.20 | 10 | BB Min | A: 37.99 (+0.21s | 0.5%) | Brea Aquatics | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 1277 | Vail Christianson | 38.20 | 10 | BB Min | A: 37.99 (+0.21s | 0.5%) | Aspire Aquatics of Colorado | 01/04/2026 | 2026 CO AAC Sprint Eliminator Invite | |
| 1278 | Ruby Thomas | 38.20 | 10 | BB Min | A: 37.99 (+0.21s | 0.5%) | Bend Swim Club | 02/14/2026 | 2026 Bend Swim Club Valentines Invitational | |
| 1279 | Marais Messana | 38.20 | 10 | BB Min | A: 37.99 (+0.21s | 0.5%) | Denver Swim Academy | 02/21/2026 | 2026 CO DSA Last Chance | |
| 1280 | Journey Maus | 38.20 | 10 | BB Min | A: 37.99 (+0.21s | 0.5%) | Gulf Coast Swim Team | 01/10/2026 | 2026 WINTERFEST SWIM MEET | |
| 1281 | Kyle Brammer | 38.20 | 10 | BB Min | A: 37.99 (+0.21s | 0.5%) | Poseidon Swimming Inc | 01/16/2026 | CA Y Winter Rumble Copied | |
| 1282 | Angelina Blanca | 38.20 | 10 | BB Min | A: 37.99 (+0.21s | 0.5%) | Aqua Culture Swim School | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 1283 | Vera Preda | 38.21 | 10 | BB Min | A: 37.99 (+0.22s | 0.6%) | Swim Streamline at Northampton | 02/21/2025 | 2025 Gulf 12 Under Champs (TASC) | |
| 1284 | Piper Fasbinder | 38.21 | 10 | BB Min | A: 37.99 (+0.22s | 0.6%) | Bolles School Sharks | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | |
| 1285 | Isabella Agarwala | 38.22 | 10 | BB Min | A: 37.99 (+0.23s | 0.6%) | Tac Titans | 03/25/2026 | 2026 TAC TITANS Tarheel States Meet | |
| 1286 | Hayden Park | 38.22 | 10 | BB Min | A: 37.99 (+0.23s | 0.6%) | Maywood Sparks Swim Team | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 1287 | Ashlyn Starkie | 38.23 | 10 | BB Min | A: 37.99 (+0.24s | 0.6%) | New Bedford YMCA Hurricanes | 03/13/2026 | 2026 Shawmut NE Cup Championship | |
| 1288 | Avy Jett | 38.23 | 10 | BB Min | A: 37.99 (+0.24s | 0.6%) | Central Ohio Aquatics | 03/12/2026 | 2026 OH SC Junior Championships | |
| 1289 | Emma Sapp | 38.23 | 10 | BB Min | A: 37.99 (+0.24s | 0.6%) | Yucaipa Swim Team | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 1290 | Kinsey Hutchison | 38.23 | 10 | BB Min | A: 37.99 (+0.24s | 0.6%) | Nation\\\\\\'s Capital Swim Club | 01/10/2026 | 2026 MAKO POLAR PLUNGE | |
| 1291 | Dillon Zhang | 38.23 | 10 | BB Min | A: 37.99 (+0.24s | 0.6%) | Flatiron Athletic Club | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 1292 | Nicolette Adair | 38.24 | 10 | BB Min | A: 37.99 (+0.25s | 0.7%) | York Swim Club of Northern Vir | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 1293 | Lily Stinson | 38.24 | 9 | BB Min | A: 37.99 (+0.25s | 0.7%) | Hurricanes Swim Team | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 1294 | Mio Murdock | 38.25 | 10 | BB Min | A: 37.99 (+0.26s | 0.7%) | Los Angeles-Blue | 01/24/2026 | 2026 SCS Swim Festival | |
| 1295 | Keira Degalan | 38.25 | 9 | BB Min | A: 37.99 (+0.26s | 0.7%) | T2 Aquatics | 02/27/2026 | 2026 T2 Area 5 Championships | |
| 1296 | Rory McAndrew | 38.25 | 10 | BB Min | A: 37.99 (+0.26s | 0.7%) | Hockomock Area YMCA Lightning | 02/28/2026 | 2026 NE NSSC Specialty At BC | |
| 1297 | Cora Rogers | 38.25 | 10 | BB Min | A: 37.99 (+0.26s | 0.7%) | Gsa | 03/20/2026 | 2026 STAR Tar Heel States | |
| 1298 | Eleanor Schwingler | 38.25 | 9 | BB Min | A: 37.99 (+0.26s | 0.7%) | West Express Swim Team | 02/27/2026 | 2026 MN WEST Minnesota Regional Championship | |
| 1299 | Grace Chan | 38.25 | 10 | BB Min | A: 37.99 (+0.26s | 0.7%) | Central Queens Ym-Ywha | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 1300 | Skyler Wang | 38.26 | 9 | BB Min | A: 37.99 (+0.27s | 0.7%) | Long Island Aquatic Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
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.