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 | |
|---|---|---|---|---|---|---|---|---|---|
| 6401 | Audrey Wei | 45.84 | 9 | B Min | BB: 43.29 (+2.55s | 5.6%) | Empire Swimming | 11/08/2025 | 2025 MR PAC Maria Parmanan Invitational | |
| 6402 | Melana Best | 45.85 | 8 | B Min | BB: 43.29 (+2.56s | 5.6%) | Matchpoint Nyc | 02/07/2026 | 2026 MR FREE Championships Meets Qualifier | |
| 6403 | Kalina Maynard | 45.85 | 7 | B Min | BB: 43.29 (+2.56s | 5.6%) | Monterey Bay Swim Club | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | |
| 6404 | Lennon Terlecky | 45.85 | 10 | B Min | BB: 43.29 (+2.56s | 5.6%) | Warren Harding Aquatics Team | 02/20/2026 | 2026 OH Akron SC Regional Championships | |
| 6405 | Chloe Conroy | 45.85 | 9 | B Min | BB: 43.29 (+2.56s | 5.6%) | Nitro Swimming | 09/06/2025 | 2025 ST NTRO Stephen J Wolleben Memorial Meet | |
| 6406 | Evelyn Stewart | 45.85 | 9 | B Min | BB: 43.29 (+2.56s | 5.6%) | Eagle Swim Team Inc. | 02/14/2026 | EST Vs NAAC Dual Meet | |
| 6407 | Charlotte Sever | 45.86 | 10 | B Min | BB: 43.29 (+2.57s | 5.6%) | Cavalier Aquatics/Piedmont Fam | 01/31/2026 | LY Vs CA Y January Dual | |
| 6408 | Hallie Hess | 45.86 | 9 | B Min | BB: 43.29 (+2.57s | 5.6%) | Pacific Swim | 12/04/2025 | 2025 Holiday Swim Festival | |
| 6409 | Sophie Solomatina | 45.86 | 9 | B Min | BB: 43.29 (+2.57s | 5.6%) | Form Swim Team | 02/01/2026 | 2026 CO FORM February Freeze | |
| 6410 | Mary Roome | 45.86 | 9 | B Min | BB: 43.29 (+2.57s | 5.6%) | Nation\\\\\\'s Capital Swim Club | 10/18/2025 | 2025 AAC Fall Gator Mini Meet | |
| 6411 | Izabella Mack | 45.86 | 7 | B Min | BB: 43.29 (+2.57s | 5.6%) | Hood River Valley Swim Team | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 6412 | Harper Beasley | 45.86 | 10 | B Min | BB: 43.29 (+2.57s | 5.6%) | Rivertown Aquatics | 02/06/2026 | 2026 MR COND Last Chance Invitational | |
| 6413 | Mackenzie Soukup | 45.86 | 7 | B Min | BB: 43.29 (+2.57s | 5.6%) | Hydra Aquatics | 02/13/2026 | 2026 AAC Winter Gator Meet | |
| 6414 | Chiara Rapkin | 45.86 | 9 | B Min | BB: 43.29 (+2.57s | 5.6%) | Omni Otters Swim Club | 01/24/2026 | 2026 MN HAST JAN IMX | |
| 6415 | Ruby Burnham | 45.86 | 10 | B Min | BB: 43.29 (+2.57s | 5.6%) | South Davis Aquatics Team | 12/13/2025 | SDAT Winter Pentathlon | |
| 6416 | Norah Yun | 45.86 | 9 | B Min | BB: 43.29 (+2.57s | 5.6%) | Team Rally Aquatics | 01/17/2026 | PVS January Open 2026 Fairland | |
| 6417 | Juliet Weiss | 45.86 | 9 | B Min | BB: 43.29 (+2.57s | 5.6%) | Trident Aquatic Club | 02/07/2026 | 2026 MR QNS We Fly High Invitational | |
| 6418 | Kira Zamfira | 45.86 | 8 | B Min | BB: 43.29 (+2.57s | 5.6%) | Metro Aquatic Club of Miami | 01/16/2026 | 2026 RANS Winter Splash | |
| 6419 | Luciana Galvin | 45.87 | 9 | B Min | BB: 43.29 (+2.58s | 5.6%) | Rockville Montgomery Swim Club | 10/17/2025 | 2025 RMSC October Kick Off Classic | |
| 6420 | Lilly Reno | 45.87 | 9 | B Min | BB: 43.29 (+2.58s | 5.6%) | Cypress Fairbanks Swim Club | 01/03/2025 | PACK Rubber Duckie Invite 2025 | |
| 6421 | Charlotte Johnson | 45.87 | 9 | B Min | BB: 43.29 (+2.58s | 5.6%) | North Carolina Aquatic Club | 01/16/2026 | GSA January Jump Start 2026 | |
| 6422 | Keir Johnson | 45.87 | 9 | B Min | BB: 43.29 (+2.58s | 5.6%) | Southridge | 02/14/2025 | 2025 OR HS 6a 2 | |
| 6423 | Bella Sellers | 45.87 | 8 | B Min | BB: 43.29 (+2.58s | 5.6%) | Silverthorne Tsunami | 11/02/2024 | 2024 CO Sopris Deep Freeze Invitational | |
| 6424 | Finley Doyle | 45.87 | 8 | B Min | BB: 43.29 (+2.58s | 5.6%) | Nova of Virginia | 10/04/2025 | NOVA 12 Under Kick Off Copied | |
| 6425 | Alexis Chong | 45.87 | 9 | B Min | BB: 43.29 (+2.58s | 5.6%) | Hilo Aquatic Club | 02/07/2026 | BIG ISLAND SWIMMING @ KCAC | |
| 6426 | Camryn Phillips | 45.87 | 10 | B Min | BB: 43.29 (+2.58s | 5.6%) | Marlins Of Raleigh | 01/16/2026 | 2026 RSA Winter Tri | |
| 6427 | Genevieve Flores | 45.88 | 10 | B Min | BB: 43.29 (+2.59s | 5.6%) | Alameda Gators | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 6428 | Bailey Galloway | 45.88 | 9 | B Min | BB: 43.29 (+2.59s | 5.6%) | Fins Swim Team | 01/16/2026 | 2026 Gabrielle Rose Tiger Classic | |
| 6429 | Hannah Huwer | 45.88 | 8 | B Min | BB: 43.29 (+2.59s | 5.6%) | Three Village Swim Club | 02/28/2026 | 2026 MR TVSC St Patrick S Day 8 Under Meet | |
| 6430 | Elise Martin | 45.88 | 10 | B Min | BB: 43.29 (+2.59s | 5.6%) | Punahou Aquatics Institute | 01/11/2026 | ABC SCY Meet | |
| 6431 | Margaret Heim | 45.88 | 10 | B Min | BB: 43.29 (+2.59s | 5.6%) | Patuxent Aquatics Club | 02/01/2026 | 2026 Little Blue Penguin Pentathlon | |
| 6432 | Veronica Santos | 45.88 | 10 | B Min | BB: 43.29 (+2.59s | 5.6%) | Hauppauge Swimming | 10/26/2025 | 2025 MR HAUP Halloween Meet | |
| 6433 | Gioia DeGennaro | 45.88 | 10 | B Min | BB: 43.29 (+2.59s | 5.6%) | YMCA of Metro North Tritons | 01/10/2026 | 2026 NE YNS YMCA Eastern MA Districts | |
| 6434 | Elin Webster | 45.88 | 10 | B Min | BB: 43.29 (+2.59s | 5.6%) | Greater Kalamazoo Crocs | 11/01/2025 | Greater Kalamazoo Arena Challenge | |
| 6435 | Thejas Marks-Hegde | 45.88 | 9 | B Min | BB: 43.29 (+2.59s | 5.6%) | Unattached | 12/14/2024 | Richard Thorntorn Memorial Meet SCY CBBB+ | |
| 6436 | Addison Modrov | 45.88 | 9 | B Min | BB: 43.29 (+2.59s | 5.6%) | Hauppauge Swimming | 10/26/2025 | 2025 MR HAUP Halloween Meet | |
| 6437 | Riley Wonderly | 45.88 | 9 | B Min | BB: 43.29 (+2.59s | 5.6%) | Tsunami Swimming | 02/13/2026 | 2026 Northern District 12 Under Championship | |
| 6438 | Mikka Lusanta | 45.88 | 10 | B Min | BB: 43.29 (+2.59s | 5.6%) | Sparks Piranhas Swim Team | 01/16/2026 | 2026 Blizzard Blast Swim Meet | |
| 6439 | Lyra Creasman | 45.88 | 9 | B Min | BB: 43.29 (+2.59s | 5.6%) | Poseidon Swimming Inc | 01/16/2026 | CA Y Winter Rumble Copied | |
| 6440 | Naomi Zhao | 45.88 | 9 | B Min | BB: 43.29 (+2.59s | 5.6%) | Wave Aquatics | 10/04/2025 | 2025 PN Cascade Fall Classic | |
| 6441 | Hailey Bartel | 45.88 | 8 | B Min | BB: 43.29 (+2.59s | 5.6%) | Gator Swim Club | 09/05/2025 | Hydro Fall Classic 2025 | |
| 6442 | Harriet Engler | 45.88 | 8 | B Min | BB: 43.29 (+2.59s | 5.6%) | Issaquah Swim Team | 01/24/2026 | 2026 PN IST January Invitational Approved | |
| 6443 | Adeline Van Tassell | 45.89 | 7 | B Min | BB: 43.29 (+2.60s | 5.7%) | Roadrunner Aquatics | 02/14/2025 | 2025 CCS SCY AGC | |
| 6444 | Amelia Krueger | 45.89 | 10 | B Min | BB: 43.29 (+2.60s | 5.7%) | Bend Swim Club | 12/18/2025 | Bend Swim Club Intersquad | |
| 6445 | Mae Gatheridge | 45.89 | 9 | B Min | BB: 43.29 (+2.60s | 5.7%) | Falfins Swimming | 02/08/2026 | 2026 CO Falfins Short Course Series #4 | |
| 6446 | Nanea Manuel | 45.89 | 9 | B Min | BB: 43.29 (+2.60s | 5.7%) | Kamehameha Swim Club | 01/18/2026 | January A+ Meet | |
| 6447 | Maya Ban Boca | 45.89 | 10 | B Min | BB: 43.29 (+2.60s | 5.7%) | Williamsburg Aquatic Club | 10/11/2025 | 2025 WAC Start Up Classic | |
| 6448 | Adelaide Lahr | 45.89 | 8 | B Min | BB: 43.29 (+2.60s | 5.7%) | Hurricanes Swim Team | 02/27/2026 | 2026 MN WEST Minnesota Regional Championship | |
| 6449 | Natalie Boeckmann | 45.89 | 10 | B Min | BB: 43.29 (+2.60s | 5.7%) | West Express Swim Team | 02/27/2026 | 2026 MN WEST Minnesota Regional Championship | |
| 6450 | Clara Gouge | 45.89 | 9 | B Min | BB: 43.29 (+2.60s | 5.7%) | Bolles School Sharks | 02/20/2026 | 2026 Area 1 Spring 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.