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 | |
|---|---|---|---|---|---|---|---|---|---|
| 7351 | Zoe Macdonald | 47.35 | 10 | B Min | BB: 43.29 (+4.06s | 8.6%) | Albany Armada Aquatics | 03/28/2026 | Albany Armada Aquatics SC C B BB+ | |
| 7352 | Audrey Silverman | 47.36 | 9 | B Min | BB: 43.29 (+4.07s | 8.6%) | Thunder Coast Aquatics | 11/02/2024 | NVST Swimming Into Fall | |
| 7353 | Noelle Garza | 47.36 | 9 | B Min | BB: 43.29 (+4.07s | 8.6%) | Hillsboro Swim Team | 11/07/2025 | 2025 THSC November Open | |
| 7354 | Selby Wildberger | 47.36 | 6 | B Min | BB: 43.29 (+4.07s | 8.6%) | Truckee-Tahoe Swim Team | 02/07/2025 | 2025 Valentines Day Age Group Open | |
| 7355 | Harlow Gray | 47.36 | 10 | B Min | BB: 43.29 (+4.07s | 8.6%) | Sweet Home Swim Club, Inc. | 10/11/2025 | 2025 RRST Pumpkin Plunge | |
| 7356 | Frida Perez | 47.36 | 10 | B Min | BB: 43.29 (+4.07s | 8.6%) | Scottsboro Swim Association | 01/09/2026 | 2026 Winter Jam | |
| 7357 | Evelyn Kurajian-Donnelly | 47.36 | 9 | B Min | BB: 43.29 (+4.07s | 8.6%) | Greater Kalamazoo Crocs | 10/17/2025 | 2025 WMS Boo Bash | |
| 7358 | Alessandra Rabarozzi | 47.36 | 9 | B Min | BB: 43.29 (+4.07s | 8.6%) | Sailfish Aquatics | 11/07/2025 | 2025 Veterans Day Inv Presented By Arena | |
| 7359 | Austyn Stephens | 47.37 | 10 | B Min | BB: 43.29 (+4.08s | 8.6%) | Mecklenburg Swim Association | 02/07/2026 | MSA IM Tough Meet 2026 | |
| 7360 | Annabel Tsai | 47.37 | 10 | B Min | BB: 43.29 (+4.08s | 8.6%) | Seattle Metropolitan Aquatic C | 11/09/2025 | 2025 PN SMAC November Mini Meet | |
| 7361 | Sybil Presant | 47.37 | 8 | B Min | BB: 43.29 (+4.08s | 8.6%) | Egra Waves | 12/05/2025 | EGRA 2025 Winter Washout | |
| 7362 | Isabella Banghart | 47.37 | 7 | B Min | BB: 43.29 (+4.08s | 8.6%) | Byron Center Aquatics | 02/07/2026 | 2026 Grand Rapids Open | |
| 7363 | Suivanpar Chin | 47.37 | 10 | B Min | BB: 43.29 (+4.08s | 8.6%) | Monocacy Aquatic Club | 11/01/2025 | 2025 Bridget Vache Memorial MAC Fall Frenzy | |
| 7364 | Amelia Crosby | 47.37 | 9 | B Min | BB: 43.29 (+4.08s | 8.6%) | New Wave Swim Team | 03/14/2026 | 2026 MOR Reagan Martin Rocks Swim Meet | |
| 7365 | Charlotte Wellen | 47.38 | 8 | B Min | BB: 43.29 (+4.09s | 8.6%) | Rockville Montgomery Swim Club | 11/08/2025 | 2025 Autumn Mini Meet | |
| 7366 | Aria Petry | 47.38 | 10 | B Min | BB: 43.29 (+4.09s | 8.6%) | Machine Aquatics | 02/20/2026 | 2026 Machine Qualifier | |
| 7367 | Quinn Kierstead | 47.38 | 9 | B Min | BB: 43.29 (+4.09s | 8.6%) | Soda Fall | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 7368 | Bella Wang | 47.38 | 9 | B Min | BB: 43.29 (+4.09s | 8.6%) | Excel Aquatics | 11/01/2025 | 2025 Pumpkin Spice Splash | |
| 7369 | Victoria Neice | 47.38 | 9 | B Min | BB: 43.29 (+4.09s | 8.6%) | Lake Oswego Swim Club | 01/16/2026 | 2026 THSC 14 U Winter Showcase | |
| 7370 | Claire Thomas | 47.39 | 9 | B Min | BB: 43.29 (+4.10s | 8.7%) | Boulder City Henderson Swim Te | 11/08/2024 | 2024 NV State Championships | |
| 7371 | Evelyn Carroll | 47.39 | 10 | B Min | BB: 43.29 (+4.10s | 8.7%) | New Wave Swim Team | 01/16/2026 | 2026 RSA Winter Tri | |
| 7372 | Emily Blanner | 47.39 | 9 | B Min | BB: 43.29 (+4.10s | 8.7%) | Parkway-Rockwood Gateway Swim | 03/07/2026 | 2026 GTWY 8 Under Champs | |
| 7373 | Hadley Waters | 47.39 | 10 | B Min | BB: 43.29 (+4.10s | 8.7%) | Kent County YMCA | 01/24/2026 | 2026 NE KCY New Year S Splash | |
| 7374 | Alivia Argust | 47.39 | 10 | B Min | BB: 43.29 (+4.10s | 8.7%) | Foxjets Swim Team | 02/21/2026 | 2026 MN FOXJ MN Bronze Championship | |
| 7375 | Luella Sommer | 47.39 | 10 | B Min | BB: 43.29 (+4.10s | 8.7%) | South Shore Sails | 02/21/2025 | 2025 Gulf 12 Under Champs (NOCH) | |
| 7376 | Hadley McSweeney | 47.39 | 9 | B Min | BB: 43.29 (+4.10s | 8.7%) | Sporting Jax Aquatic Club | 10/25/2025 | 2025 SJAC Halloween Invitational | |
| 7377 | Amberlyn Wu | 47.39 | 10 | B Min | BB: 43.29 (+4.10s | 8.7%) | Cape Cod Swim Club | 11/07/2025 | 2025 NE CCSC Shoot Outs Meet Copied | |
| 7378 | Sommer Carfagna | 47.39 | 8 | B Min | BB: 43.29 (+4.10s | 8.7%) | Blazing Barracudas | 02/19/2026 | 2026 OH Cleveland SC Regional Championships | |
| 7379 | Lila Onweller | 47.40 | 10 | B Min | BB: 43.29 (+4.11s | 8.7%) | Flint YMCA Falcons | 12/06/2025 | 2025 FFYS Holiday Invitational | |
| 7380 | Matilda Mulrooney | 47.40 | 8 | B Min | BB: 43.29 (+4.11s | 8.7%) | Aces Aquatics | 01/30/2026 | 2026 NE GS Silver Championships | |
| 7381 | Easton Shafer | 47.40 | 8 | B Min | BB: 43.29 (+4.11s | 8.7%) | Area Tallahassee Aquatic Club | 01/30/2026 | 2026 Mac Crutchfield Invitational | |
| 7382 | Maria Amralla | 47.40 | 9 | B Min | BB: 43.29 (+4.11s | 8.7%) | Alamo Area Aquatic Association | 01/10/2026 | 2026 ST AHAC B Champs South Copied | |
| 7383 | Sadie Shurtz | 47.40 | 10 | B Min | BB: 43.29 (+4.11s | 8.7%) | Sprague | 02/14/2025 | 2025 OR HS 6a 6 | |
| 7384 | Dylan Nance | 47.40 | 9 | B Min | BB: 43.29 (+4.11s | 8.7%) | Swim Streamline at Northampton | 01/03/2025 | 2025 SSAN Winter Invite | |
| 7385 | Sarah Lindstrom | 47.40 | 9 | B Min | BB: 43.29 (+4.11s | 8.7%) | The Capitol Sea Devils | 03/20/2026 | March Madness 2026 | |
| 7386 | Naeema Jallow | 47.40 | 10 | B Min | BB: 43.29 (+4.11s | 8.7%) | Bayside Aquatics | 02/13/2026 | 39th Black History Swim Meet | |
| 7387 | Makayla Hipsman | 47.40 | 7 | B Min | BB: 43.29 (+4.11s | 8.7%) | Viking Aquatic Club | 01/31/2026 | 2026 MR MWDA YBAR Sink Or Swim Invitational | |
| 7388 | Lucy Oleson | 47.40 | 10 | B Min | BB: 43.29 (+4.11s | 8.7%) | High Tides Swim Club | 02/21/2026 | 2026 MN FOXJ MN Bronze Championship | |
| 7389 | Adeline Green | 47.40 | 9 | B Min | BB: 43.29 (+4.11s | 8.7%) | Tac Titans | 03/25/2026 | 2026 TAC TITANS Tarheel States Meet | |
| 7390 | Emilia Goldstein | 47.41 | 7 | B Min | BB: 43.29 (+4.12s | 8.7%) | Manhattan Makos | 01/17/2026 | 2026 MR AGUA MLK Invitational | |
| 7391 | Maddison Iturbe Bribiesca | 47.41 | 9 | B Min | BB: 43.29 (+4.12s | 8.7%) | Pflugerville Pflamingos | 01/17/2026 | 2026 ST AQTX B Champs North | |
| 7392 | Lily Romano | 47.41 | 10 | B Min | BB: 43.29 (+4.12s | 8.7%) | Pine Bush Piranhas | 03/27/2026 | 2026 MR Metro Bronze Championship North | |
| 7393 | Lennon Leedy | 47.41 | 8 | B Min | BB: 43.29 (+4.12s | 8.7%) | Lynchburg YMCA Swim Team | 02/07/2026 | SW District 8 Under Championship | |
| 7394 | Mary Donahue | 47.41 | 10 | B Min | BB: 43.29 (+4.12s | 8.7%) | Crimson Aquatics | 02/06/2026 | 2026 NE CRIM Last Chance Meet | |
| 7395 | Lucy Brown | 47.41 | 9 | B Min | BB: 43.29 (+4.12s | 8.7%) | Apex Aquatic Club | 11/01/2025 | 2025 Fox Fall Invitational 2 | |
| 7396 | Adley Alexander | 47.41 | 8 | B Min | BB: 43.29 (+4.12s | 8.7%) | Old Dominion Aquatic Club | 02/07/2026 | 2026 8 And Under Southeastern District Champs | |
| 7397 | Claire Aiello | 47.41 | 10 | B Min | BB: 43.29 (+4.12s | 8.7%) | Gbsa - Greater Baltimore Swim | 11/14/2025 | GBSA 2025 Thanksgiving Swim Fest | |
| 7398 | Bernice Nguyen | 47.42 | 8 | B Min | BB: 43.29 (+4.13s | 8.7%) | San Jose Goosemonkeys | 11/14/2025 | 2025 Santa Clara Swim Club SC CBA Meet | |
| 7399 | Katelyn LaVigne | 47.42 | 10 | B Min | BB: 43.29 (+4.13s | 8.7%) | City of Mobile Swim Associatio | 11/21/2025 | 2025 GPAC Gravy Bowl Invitational | |
| 7400 | Shayla Ruby | 47.42 | 9 | B Min | BB: 43.29 (+4.13s | 8.7%) | Prince William Swim Club | 01/10/2026 | 2026 RAYS Jeff Rouse 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.