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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1451 | Ava Martusiewicz | 39.06 | 9 | BB Min | A: 37.99 (+1.07s | 2.7%) | Grosse Pointe Gators | 12/06/2025 | 2025 26 Super Fast And Furious Prelim Final | |
| 1452 | Kyra Reepmeyer | 39.06 | 10 | BB Min | A: 37.99 (+1.07s | 2.7%) | Novi Sturgeons | 02/06/2026 | 2026 Michigan Open | |
| 1453 | Mia Tursic | 39.06 | 10 | BB Min | A: 37.99 (+1.07s | 2.7%) | Kearns Youth Aquatic Team | 11/21/2025 | 2025 MAC Thanksgiving Invitational | |
| 1454 | Cailyn Reese | 39.06 | 10 | BB Min | A: 37.99 (+1.07s | 2.7%) | Stingrays Swim Team | 02/13/2026 | 2026 Northern District 12 Under Championship | |
| 1455 | Clover Belling | 39.06 | 10 | BB Min | A: 37.99 (+1.07s | 2.7%) | Legacy Aquatics | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | |
| 1456 | Rihanna Chopra | 39.07 | 10 | BB Min | A: 37.99 (+1.08s | 2.8%) | Pleasanton Seahawks | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 1457 | Yana Dolgusheva Araujo | 39.07 | 10 | BB Min | A: 37.99 (+1.08s | 2.8%) | Shawmut Aquatic Club | 01/30/2026 | 2026 NE CS Silver Championships | |
| 1458 | Michelle Mitnick | 39.07 | 10 | BB Min | A: 37.99 (+1.08s | 2.8%) | Horizon Swimming | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 1459 | Czarina Santos | 39.07 | 10 | BB Min | A: 37.99 (+1.08s | 2.8%) | Brentwood Seawolves | 03/07/2026 | SRVA Last Chance Meet B BB+ | |
| 1460 | Lily Castillo | 39.07 | 10 | BB Min | A: 37.99 (+1.08s | 2.8%) | Pearland Aquatics | 02/21/2025 | 2025 Gulf 12 Under Champs (KATY) | |
| 1461 | Kamila Aguirre | 39.07 | 9 | BB Min | A: 37.99 (+1.08s | 2.8%) | El Paso Aqua Posse | 10/25/2025 | 2025 Bd Swatoberfest Sprintacular All | |
| 1462 | Emily Hu | 39.07 | 10 | BB Min | A: 37.99 (+1.08s | 2.8%) | Santa Clara Swim Club | 03/28/2026 | Swim South Bay | |
| 1463 | Evelyn Scribner | 39.07 | 9 | BB Min | A: 37.99 (+1.08s | 2.8%) | Riverside Aquatics Association | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 1464 | Emily Eybalin Sebastiao | 39.08 | 10 | BB Min | A: 37.99 (+1.09s | 2.8%) | Upper Valley Aquatic Club | 01/04/2026 | 2026 NE UVAC CVI Invitational | |
| 1465 | Caroline Deykin | 39.08 | 9 | BB Min | A: 37.99 (+1.09s | 2.8%) | Unattached | 04/10/2026 | 2026 ST SASA Sombrero Series Showdown | |
| 1466 | Esme Scully | 39.08 | 9 | BB Min | A: 37.99 (+1.09s | 2.8%) | Huntsville Swim Association | 01/16/2026 | 2026 HSA TYR Invitational | |
| 1467 | Claire Nordan | 39.08 | 9 | BB Min | A: 37.99 (+1.09s | 2.8%) | Raleigh Swimming Association | 03/26/2026 | 2026 NCAC Spring Tar Heel States Copied | |
| 1468 | Gia Dailey | 39.08 | 10 | BB Min | A: 37.99 (+1.09s | 2.8%) | Club Wolverine | 02/21/2026 | 2026 CW Goldfish Invite | |
| 1469 | Beatrix Cody | 39.08 | 10 | BB Min | A: 37.99 (+1.09s | 2.8%) | All Star Aquatics | 12/05/2025 | 2025 Christmas Championships | |
| 1470 | Heidi Tien | 39.09 | 10 | BB Min | A: 37.99 (+1.10s | 2.8%) | Rose Bowl Aquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 1471 | Ruth Deininger | 39.09 | 10 | BB Min | A: 37.99 (+1.10s | 2.8%) | Tollefson Swimming | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 1472 | Willow Murphy | 39.09 | 9 | BB Min | A: 37.99 (+1.10s | 2.8%) | Front Range Barracudas | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 1473 | Kayleigh Vaughan | 39.09 | 10 | BB Min | A: 37.99 (+1.10s | 2.8%) | All Star Aquatics | 01/17/2026 | PVS January Open 2026 Fairland | |
| 1474 | Audrey Petrie | 39.09 | 10 | BB Min | A: 37.99 (+1.10s | 2.8%) | South Shore YMCA Strypers | 01/30/2026 | 2026 NE CS Silver Championships | |
| 1475 | Alyson Gao | 39.09 | 9 | BB Min | A: 37.99 (+1.10s | 2.8%) | Bellevue Club Swim Team | 01/31/2026 | 2026 PN BISC Bluefin Invitational | |
| 1476 | Emily Yoon | 39.10 | 8 | BB Min | A: 37.99 (+1.11s | 2.8%) | Sierra Marlins Swim Team | 02/13/2026 | 2026 Neptune Swimming Invitational | |
| 1477 | Annie Sun | 39.10 | 10 | BB Min | A: 37.99 (+1.11s | 2.8%) | Tide Swimming | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 1478 | Camille Cruz | 39.10 | 9 | BB Min | A: 37.99 (+1.11s | 2.8%) | Asphalt Green Unified Aquatics | 11/07/2025 | 2025 MR LIE Fall Classic Invitational | |
| 1479 | Dylan Davis | 39.10 | 10 | BB Min | A: 37.99 (+1.11s | 2.8%) | Nation\\\\\\'s Capital Swim Club | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 1480 | Ella Jones | 39.10 | 10 | BB Min | A: 37.99 (+1.11s | 2.8%) | North Palm Beach Swim Club | 02/20/2026 | 2026 FG SCY BB Championships (NORTH) | |
| 1481 | Piper Truscello | 39.10 | 10 | BB Min | A: 37.99 (+1.11s | 2.8%) | Nashville Aquatic Club | 03/06/2026 | Speedo Southern Premier | |
| 1482 | Dianne Park | 39.10 | 10 | BB Min | A: 37.99 (+1.11s | 2.8%) | Eastside Aquatic Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 1483 | Stella Sison | 39.11 | 10 | BB Min | A: 37.99 (+1.12s | 2.9%) | Roadrunner Aquatics | 01/10/2026 | 2026 Clovis Swim Club Winter Open | |
| 1484 | Edith Garrett | 39.11 | 8 | BB Min | A: 37.99 (+1.12s | 2.9%) | San Antonio Wave | 12/12/2025 | 2025 ST AAAA NS Winter Wonderland | |
| 1485 | Olivia Cofield | 39.11 | 9 | BB Min | A: 37.99 (+1.12s | 2.9%) | Rockville Montgomery Swim Club | 01/16/2026 | 2026 RMSC January Intrasquad Meet | |
| 1486 | Evie Kwok | 39.12 | 9 | BB Min | A: 37.99 (+1.13s | 2.9%) | California Dolphins Swim Team | 03/07/2026 | SRVA Last Chance Meet B BB+ | |
| 1487 | Ava Moragues | 39.12 | 10 | BB Min | A: 37.99 (+1.13s | 2.9%) | Greater Omaha Aquatics Leopard | 01/31/2026 | 2026 MW SCSC President S Day Meet | |
| 1488 | Ayla Cabrera | 39.12 | 9 | BB Min | A: 37.99 (+1.13s | 2.9%) | Pine Crest Swimming | 02/20/2026 | 2026 FG SCY BB Championships (NORTH) | |
| 1489 | Iliana Bergin | 39.12 | 10 | BB Min | A: 37.99 (+1.13s | 2.9%) | Mount Desert Island YMCA ST | 02/27/2026 | 2026 NE Maine State Y Championships | |
| 1490 | Charlotte McKever | 39.13 | 9 | BB Min | A: 37.99 (+1.14s | 2.9%) | Anderson Area YMCA Makos | 03/19/2026 | 2026 USRY Short Course Champs | |
| 1491 | Macy Baker | 39.13 | 9 | BB Min | A: 37.99 (+1.14s | 2.9%) | Denver Swim Academy | 01/23/2026 | 2026 CO TOPS Colorado Open | |
| 1492 | Violet Wong | 39.13 | 10 | BB Min | A: 37.99 (+1.14s | 2.9%) | Sailfish Swim Team | 01/30/2026 | 2026 NE GS Silver Championships | |
| 1493 | Magnolia Tang | 39.13 | 10 | BB Min | A: 37.99 (+1.14s | 2.9%) | Rockville Montgomery Swim Club | 01/16/2026 | 2026 RMSC January Intrasquad Meet | |
| 1494 | Evelyn Bolstad | 39.13 | 9 | BB Min | A: 37.99 (+1.14s | 2.9%) | Ames Cyclone Aquatics Club | 11/01/2025 | 2025 MN NOR Champ Belt Sprint Spec (Fall) | |
| 1495 | Miriam Schissler | 39.13 | 9 | BB Min | A: 37.99 (+1.14s | 2.9%) | San Clemente Aquatic Team | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 1496 | Alessandra Gregg | 39.14 | 10 | BB Min | A: 37.99 (+1.15s | 2.9%) | Bsy Torpedoes | 03/21/2026 | 2026 NE YNS YMCA New England Championship | |
| 1497 | Charlotte Greenway | 39.14 | 10 | BB Min | A: 37.99 (+1.15s | 2.9%) | Sailfish Aquatics | 12/12/2025 | Triad Tropic Invitational Copied | |
| 1498 | Caroline Klima | 39.14 | 9 | BB Min | A: 37.99 (+1.15s | 2.9%) | The Fish | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 1499 | Rayne Schneidau | 39.15 | 10 | BB Min | A: 37.99 (+1.16s | 3.0%) | All Star Aquatics | 01/17/2026 | PVS January Open 2026 Fairland | |
| 1500 | Chloe Leibhan | 39.15 | 9 | BB Min | A: 37.99 (+1.16s | 3.0%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 02/27/2026 | 2026 Junior Cup | |
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.