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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2501 | Addison Qu | 40.77 | 10 | BB Min | A: 37.99 (+2.78s | 6.8%) | Oly Swimming | 12/12/2025 | OLY Swimming Holiday Bowl | |
| 2502 | Maisie Burns | 40.77 | 10 | BB Min | A: 37.99 (+2.78s | 6.8%) | Montrose Marlins Swim Club | 03/06/2026 | 2026 CO 14 U Silver State | |
| 2503 | Luci Bach | 40.77 | 9 | BB Min | A: 37.99 (+2.78s | 6.8%) | Cincinnati Aquatic Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2504 | Alexandra Pham | 40.77 | 10 | BB Min | A: 37.99 (+2.78s | 6.8%) | Nation\\\\\\'s Capital Swim Club | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 2505 | Zoe Lau | 40.77 | 9 | BB Min | A: 37.99 (+2.78s | 6.8%) | Vallejo Aquatic Club | 11/15/2025 | NVST Swimming Into Fall 2025 | |
| 2506 | Phoebe Yamada | 40.77 | 10 | BB Min | A: 37.99 (+2.78s | 6.8%) | The Fish | 03/20/2026 | 26th Annual Spring Championships | |
| 2507 | Kinley Saul | 40.78 | 10 | BB Min | A: 37.99 (+2.79s | 6.8%) | South Metro Storm | 10/26/2025 | 2025 MN SEMS Sharktober Invite | |
| 2508 | Riley Knightly | 40.78 | 10 | BB Min | A: 37.99 (+2.79s | 6.8%) | Frederick Area Swim Team | 03/13/2026 | 2026 Speedo Maryland Junior Championship Si | |
| 2509 | Paisley Szmurlo | 40.78 | 9 | BB Min | A: 37.99 (+2.79s | 6.8%) | New Albany Aquatic Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2510 | Emma Robles | 40.78 | 10 | BB Min | A: 37.99 (+2.79s | 6.8%) | San Juan Carib� | 11/21/2025 | 2025 RAFC Almost Turkey Invitational | |
| 2511 | Ruby Oshitelu | 40.78 | 10 | BB Min | A: 37.99 (+2.79s | 6.8%) | Hillsboro Swim Team | 10/10/2025 | 2025 OR HEAT Fall Invitational | |
| 2512 | Joscelynn Wegner | 40.78 | 10 | BB Min | A: 37.99 (+2.79s | 6.8%) | The Claremont Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 2513 | Arianna Wang | 40.79 | 8 | BB Min | A: 37.99 (+2.80s | 6.9%) | Arctic Aquatics | 01/30/2026 | 2026 NE GS Silver Championships | |
| 2514 | Naomi Newell | 40.79 | 10 | BB Min | A: 37.99 (+2.80s | 6.9%) | Sioux Falls Swim Team | 01/23/2026 | SFST SD 2026 January Invite | |
| 2515 | Tatiana Diener | 40.79 | 8 | BB Min | A: 37.99 (+2.80s | 6.9%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 2516 | Morgan Harris | 40.79 | 10 | BB Min | A: 37.99 (+2.80s | 6.9%) | Metro Dynasty Swim Team | 02/13/2026 | 39th Black History Swim Meet | |
| 2517 | Riley Bernal | 40.79 | 9 | BB Min | A: 37.99 (+2.80s | 6.9%) | Lowes YMCA Lightning Swim Team | 03/19/2026 | 2026 USRY Short Course Champs | |
| 2518 | Laila Inglish | 40.79 | 10 | BB Min | A: 37.99 (+2.80s | 6.9%) | Canyons Aquatic Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 2519 | Chloe Wailehua | 40.79 | 8 | BB Min | A: 37.99 (+2.80s | 6.9%) | Iolani Swim Club | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 2520 | Madeline Miller | 40.79 | 9 | BB Min | A: 37.99 (+2.80s | 6.9%) | Columbia River Swim Team | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 2521 | Alexa Copa-Brzozowski | 40.79 | 8 | BB Min | A: 37.99 (+2.80s | 6.9%) | Excel Aquatics | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | |
| 2522 | Catalina Bernal | 40.80 | 10 | BB Min | A: 37.99 (+2.81s | 6.9%) | Rockville Montgomery Swim Club | 01/16/2026 | 2026 RMSC January Intrasquad Meet | |
| 2523 | Madison Chan | 40.80 | 10 | BB Min | A: 37.99 (+2.81s | 6.9%) | Columbia Aquatics Association | 12/04/2025 | 2025 Sport Fair Winter Classic | |
| 2524 | Trinity Holt | 40.80 | 10 | BB Min | A: 37.99 (+2.81s | 6.9%) | Quest Swimming | 10/24/2025 | NOVA Halloween Haunt | |
| 2525 | Britton Battle | 40.80 | 9 | BB Min | A: 37.99 (+2.81s | 6.9%) | Grosse Pointe Gators | 03/07/2026 | 2026 Lake Erie Regional Meet | |
| 2526 | Ava Zegar | 40.80 | 10 | BB Min | A: 37.99 (+2.81s | 6.9%) | Mecklenburg Swim Association | 03/07/2026 | 2026 MSA March Madness Invitational | |
| 2527 | Emme Krill | 40.80 | 9 | BB Min | A: 37.99 (+2.81s | 6.9%) | Lenawee County Gators | 03/07/2026 | 2026 Michigan YMCA State Championship | |
| 2528 | Cara Zhou | 40.80 | 9 | BB Min | A: 37.99 (+2.81s | 6.9%) | Worthington Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2529 | Nora Bailey | 40.80 | 10 | BB Min | A: 37.99 (+2.81s | 6.9%) | Team Vortex | 02/14/2026 | 2026 CO NCS 10 U Winter Spectacular | |
| 2530 | Iris Wang | 40.80 | 10 | BB Min | A: 37.99 (+2.81s | 6.9%) | Pacific Dragons Swim Team | 01/24/2026 | 2026 PN PDST Winter Invitational Meet Approv | |
| 2531 | Zoe Scott | 40.81 | 10 | BB Min | A: 37.99 (+2.82s | 6.9%) | Alamo Area Aquatic Association | 11/14/2025 | 2025 ST AAAA AH PW NC Invite | |
| 2532 | Noa Barto | 40.81 | 9 | BB Min | A: 37.99 (+2.82s | 6.9%) | Fox Chapel Killer Whales | 02/13/2026 | 39th Black History Swim Meet | |
| 2533 | Sophia Perez | 40.81 | 10 | BB Min | A: 37.99 (+2.82s | 6.9%) | Farmingdale Aquatics | 11/21/2025 | 2025 MR FA Patriot Games Invitational | |
| 2534 | Mackenzie Boyer | 40.81 | 10 | BB Min | A: 37.99 (+2.82s | 6.9%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 2535 | Evelyn Deschler | 40.81 | 9 | BB Min | A: 37.99 (+2.82s | 6.9%) | Dublin Community Swim Team | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2536 | Addison Mou | 40.81 | 10 | BB Min | A: 37.99 (+2.82s | 6.9%) | Almaden Riptide | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 2537 | Victoria Randall | 40.82 | 10 | BB Min | A: 37.99 (+2.83s | 6.9%) | Potomac Marlins | 01/17/2026 | PVS January Open 2026 PWCS | |
| 2538 | Hope Sawvell | 40.82 | 10 | BB Min | A: 37.99 (+2.83s | 6.9%) | Capital of Texas Aquatics | 09/19/2025 | 2025 ST AQTX Round Rock Unclassified | |
| 2539 | Layla Ferguson | 40.82 | 9 | BB Min | A: 37.99 (+2.83s | 6.9%) | Just Care Aquatics Tritons | 02/13/2026 | 2026 BD Arctic BLAST Swim Meet | |
| 2540 | Ailey Zhang | 40.82 | 10 | BB Min | A: 37.99 (+2.83s | 6.9%) | Lifetime | 01/30/2026 | 2026 NE GS Silver Championships | |
| 2541 | Ava Hu | 40.82 | 10 | BB Min | A: 37.99 (+2.83s | 6.9%) | Daly City Dolphins | 03/28/2026 | PSL March CBA+ | |
| 2542 | Carlisle Zvara | 40.82 | 10 | BB Min | A: 37.99 (+2.83s | 6.9%) | Bolles School Sharks | 11/15/2025 | EAJ Fall Harvest 2025 | |
| 2543 | Keira Moran | 40.82 | 10 | BB Min | A: 37.99 (+2.83s | 6.9%) | Club Husker | 02/20/2026 | 2026 MW Midwestern Age Group Short Course | |
| 2544 | Carys Crosser | 40.82 | 10 | BB Min | A: 37.99 (+2.83s | 6.9%) | Putnam County YMCA | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2545 | Anika Parson | 40.82 | 10 | BB Min | A: 37.99 (+2.83s | 6.9%) | Pacific Dragons Swim Team | 01/24/2026 | 2026 PN PDST Winter Invitational Meet Approv | |
| 2546 | Harper Haemmerle | 40.83 | 10 | BB Min | A: 37.99 (+2.84s | 7.0%) | Upper Arlington Swim Club | 02/19/2026 | 2026 OH UASC SC Regional Championships | |
| 2547 | Evie Angle | 40.83 | 9 | BB Min | A: 37.99 (+2.84s | 7.0%) | SwimRVA | 11/08/2025 | CA Y Tri Meet | |
| 2548 | Madelyn Dixon | 40.83 | 10 | BB Min | A: 37.99 (+2.84s | 7.0%) | Life Time Minnesota Swim Team | 02/27/2026 | 2026 MN RSC Minnesota Regional Championship | |
| 2549 | Samantha Waldron | 40.83 | 10 | BB Min | A: 37.99 (+2.84s | 7.0%) | Bend Swim Club | 12/05/2025 | 2025 Tualatin Hills Holiday Classic | |
| 2550 | Arielle Zur | 40.83 | 9 | BB Min | A: 37.99 (+2.84s | 7.0%) | Long Island Express | 02/28/2026 | 2026 MR QNS I Know I Can 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.