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 | |
|---|---|---|---|---|---|---|---|---|---|
| 5401 | Madeline Stevens | 45.84 | 10 | B Min | BB: 43.29 (+2.55s | 5.6%) | Cardinal and Gold Aquatics | 11/01/2025 | 2025 Bridget Vache Memorial MAC Fall Frenzy | |
| 5402 | Joyce Xu | 45.84 | 9 | B Min | BB: 43.29 (+2.55s | 5.6%) | Columbia Aquatics Association | 12/04/2025 | 2025 Sport Fair Winter Classic | |
| 5403 | Selena Ramirez | 45.84 | 9 | B Min | BB: 43.29 (+2.55s | 5.6%) | Alamo Area Aquatic Association | 01/10/2026 | 2026 ST AHAC B Champs South Copied | |
| 5404 | Abigail Wolf | 45.84 | 9 | B Min | BB: 43.29 (+2.55s | 5.6%) | Ensworth Aquatics | 01/16/2026 | 2026 TYR Mardi Gras Invite | |
| 5405 | Ellin Kim | 45.84 | 9 | B Min | BB: 43.29 (+2.55s | 5.6%) | Phoenix Aquatic Club | 11/08/2025 | 2025 MR PAC Maria Parmanan Invitational | |
| 5406 | 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 | |
| 5407 | Annabelle Woodbury | 45.84 | 9 | B Min | BB: 43.29 (+2.55s | 5.6%) | SwimMAC Carolina | 02/14/2026 | 2026 SwimMAC Qualifier Festival | |
| 5408 | 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 | |
| 5409 | Kalina Maynard | 45.85 | 8 | B Min | BB: 43.29 (+2.56s | 5.6%) | Monterey Bay Swim Club | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | |
| 5410 | Adelyn Goodrich | 45.85 | 9 | B Min | BB: 43.29 (+2.56s | 5.6%) | Nova of Virginia | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 5411 | Sophia Zhao | 45.85 | 10 | B Min | BB: 43.29 (+2.56s | 5.6%) | Long Island Aquatic Club | 03/27/2026 | 2026 MR Bronze Championship South LIE | |
| 5412 | 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 | |
| 5413 | Kaylee Deering | 45.85 | 9 | B Min | BB: 43.29 (+2.56s | 5.6%) | New Wave Swim Team | 03/14/2026 | 2026 MOR Reagan Martin Rocks Swim Meet | |
| 5414 | Chloe Conroy | 45.85 | 10 | B Min | BB: 43.29 (+2.56s | 5.6%) | Nitro Swimming | 09/06/2025 | 2025 ST NTRO Stephen J Wolleben Memorial Meet | |
| 5415 | Alice Pudney-DuPont | 45.85 | 10 | B Min | BB: 43.29 (+2.56s | 5.6%) | Swim Fort Lauderdale | 04/18/2026 | SoFlo 12 Under Spring Invitational | |
| 5416 | 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 | |
| 5417 | Riona Abraham | 45.86 | 10 | B Min | BB: 43.29 (+2.57s | 5.6%) | ElitSwim Club | 03/28/2026 | Piedmont Swim Team C B BB+ | |
| 5418 | Hallie Hess | 45.86 | 10 | B Min | BB: 43.29 (+2.57s | 5.6%) | Pacific Swim | 12/04/2025 | 2025 Holiday Swim Festival | |
| 5419 | 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 | |
| 5420 | Izabella Mack | 45.86 | 8 | B Min | BB: 43.29 (+2.57s | 5.6%) | Hood River Valley Swim Team | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 5421 | 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 | |
| 5422 | Mackenzie Soukup | 45.86 | 7 | B Min | BB: 43.29 (+2.57s | 5.6%) | Hydra Aquatics | 02/13/2026 | 2026 AAC Winter Gator Meet | |
| 5423 | 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 | |
| 5424 | 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 | |
| 5425 | 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 | |
| 5426 | Luciana Galvin | 45.87 | 10 | B Min | BB: 43.29 (+2.58s | 5.6%) | Rockville Montgomery Swim Club | 10/17/2025 | 2025 RMSC October Kick Off Classic | |
| 5427 | Ryhana Haddon | 45.87 | 10 | B Min | BB: 43.29 (+2.58s | 5.6%) | YMCA of Virginia\\\\\\'s Blue Ridge | 02/27/2026 | 2026 SW District Champs 9 Over | |
| 5428 | Adele Vadoklis | 45.87 | 9 | B Min | BB: 43.29 (+2.58s | 5.6%) | Nantucket Swimming | 03/21/2026 | 2026 NE NANT Last Chance Meet | |
| 5429 | Lilly Reno | 45.87 | 10 | B Min | BB: 43.29 (+2.58s | 5.6%) | Cypress Fairbanks Swim Club | 01/03/2025 | PACK Rubber Duckie Invite 2025 | |
| 5430 | Bella Sellers | 45.87 | 9 | B Min | BB: 43.29 (+2.58s | 5.6%) | Silverthorne Tsunami | 11/02/2024 | 2024 CO Sopris Deep Freeze Invitational | |
| 5431 | Keir Johnson | 45.87 | 10 | B Min | BB: 43.29 (+2.58s | 5.6%) | Southridge | 02/14/2025 | 2025 OR HS 6a 2 | |
| 5432 | 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 | |
| 5433 | 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 | |
| 5434 | Alexis Chong | 45.87 | 9 | B Min | BB: 43.29 (+2.58s | 5.6%) | Hilo Aquatic Club | 02/07/2026 | BIG ISLAND SWIMMING @ KCAC | |
| 5435 | Camryn Phillips | 45.87 | 10 | B Min | BB: 43.29 (+2.58s | 5.6%) | Marlins Of Raleigh | 01/16/2026 | 2026 RSA Winter Tri | |
| 5436 | Bailey Galloway | 45.88 | 10 | B Min | BB: 43.29 (+2.59s | 5.6%) | Fins Swim Team | 01/16/2026 | 2026 Gabrielle Rose Tiger Classic | |
| 5437 | 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 | |
| 5438 | 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 | |
| 5439 | Elise Martin | 45.88 | 10 | B Min | BB: 43.29 (+2.59s | 5.6%) | Punahou Aquatics Institute | 01/11/2026 | ABC SCY Meet | |
| 5440 | Millie Neumann | 45.88 | 8 | B Min | BB: 43.29 (+2.59s | 5.6%) | High Tides Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 5441 | 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 | |
| 5442 | Bella Yelizarov | 45.88 | 9 | B Min | BB: 43.29 (+2.59s | 5.6%) | Sailfish Swim Club | 02/27/2026 | 2026 MCSA Junior Cup | |
| 5443 | Katherine Carpenter | 45.88 | 9 | B Min | BB: 43.29 (+2.59s | 5.6%) | Champlain Valley Swim Academy- | 03/13/2026 | 2026 NE UVAC NHSA State Championships | |
| 5444 | Addison Modrov | 45.88 | 9 | B Min | BB: 43.29 (+2.59s | 5.6%) | Hauppauge Swimming | 10/26/2025 | 2025 MR HAUP Halloween Meet | |
| 5445 | 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 | |
| 5446 | 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 | |
| 5447 | Hailey Bartel | 45.88 | 8 | B Min | BB: 43.29 (+2.59s | 5.6%) | Gator Swim Club | 09/05/2025 | Hydro Fall Classic 2025 | |
| 5448 | 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 | |
| 5449 | Adeline Van Tassell | 45.89 | 8 | B Min | BB: 43.29 (+2.60s | 5.7%) | Roadrunner Aquatics | 02/14/2025 | 2025 CCS SCY AGC | |
| 5450 | Amelia Krueger | 45.89 | 10 | B Min | BB: 43.29 (+2.60s | 5.7%) | Bend Swim Club | 12/18/2025 | Bend Swim Club Intersquad | |
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.