USA Girls 10 & under - 50 M 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 3401 | Emma Murphy | 52.71 | 9 | B Min | BB: 49.69 (+3.02s | 5.7%) | Marlins Of Raleigh | 04/25/2026 | 2026 NCAC Quad Meet | |
| 3402 | Cora Shaver | 52.72 | 10 | B Min | BB: 49.69 (+3.03s | 5.7%) | Northside Aquatics | 05/06/2026 | 2026 ST NIST May Race Night | |
| 3403 | Nyla Fana | 52.72 | 10 | B Min | BB: 49.69 (+3.03s | 5.7%) | Pacific Swim | 06/06/2026 | 2026 SI SOL Splash And Dash Max Jun 6 7 | |
| 3404 | Kenan Mallory | 52.72 | 10 | B Min | BB: 49.69 (+3.03s | 5.7%) | Seminole Aquatics | 04/11/2026 | 2026 Ron Nardozzi Pre Derby Sprint Invite C | |
| 3405 | Naya Williams | 52.72 | 8 | B Min | BB: 49.69 (+3.03s | 5.7%) | South Bay Aquatics | 04/24/2026 | 2026 SI PS ABB Meet Group A | |
| 3406 | Cordelia Allen | 52.72 | 9 | B Min | BB: 49.69 (+3.03s | 5.7%) | Utah Valley Aquatics | 08/01/2025 | 2025 LC Beehive Finale | |
| 3407 | Nitya Madhavaram | 52.73 | 9 | B Min | BB: 49.69 (+3.04s | 5.8%) | Sailfish | 06/05/2026 | 2026 ST SRG Arena Surge Shark Sizzler | |
| 3408 | Avery Perkins | 52.73 | 8 | B Min | BB: 49.69 (+3.04s | 5.8%) | Crimson Aquatics | 05/16/2026 | 2026 NE CS Spring Fever | |
| 3409 | Sharon Salazar | 52.73 | 8 | B Min | BB: 49.69 (+3.04s | 5.8%) | Unattached | 05/29/2026 | 2026 Hydro Summer Open | |
| 3410 | Layla Theodore | 52.73 | 9 | B Min | BB: 49.69 (+3.04s | 5.8%) | Parkway-Rockwood Gateway Swim | 06/26/2026 | 88th CSP Summer Invitational | |
| 3411 | Quinn Carver-Brown | 52.74 | 10 | B Min | BB: 49.69 (+3.05s | 5.8%) | YMCA of the North Shore Sharks | 06/26/2026 | 2026 NE YNS June Prelims Finals Meet | |
| 3412 | Harper Cherney | 52.74 | 9 | B Min | BB: 49.69 (+3.05s | 5.8%) | Sprc Stingrays | 05/29/2026 | 2026 FOX Speedo Summer Spectacular Meet | |
| 3413 | Micah Girard | 52.74 | 9 | B Min | BB: 49.69 (+3.05s | 5.8%) | Saint Petersburg Aquatics | 05/15/2026 | 2026 SAINT PETE S 2nd LONG COURSE MEET | |
| 3414 | Madelyn Wolfe | 52.74 | 10 | B Min | BB: 49.69 (+3.05s | 5.8%) | Tac Titans | 06/19/2026 | 2026 TAC TITANS Summer Trident Meet | |
| 3415 | Hailey Peters | 52.74 | 10 | B Min | BB: 49.69 (+3.05s | 5.8%) | Orca Aquatics | 06/26/2026 | 2026 NE MST ESC June Memorial | |
| 3416 | Vivienne North | 52.75 | 10 | B Min | BB: 49.69 (+3.06s | 5.8%) | BadFish Aquatics | 06/26/2026 | Sharks Aquatic Club Last Chance Qualifier | |
| 3417 | Alia Sullivan | 52.75 | 9 | B Min | BB: 49.69 (+3.06s | 5.8%) | Sporting Jax Aquatic Club | 06/26/2026 | 2026 SwimRise Season Finale | |
| 3418 | Josephina Ciminillo | 52.75 | 10 | B Min | BB: 49.69 (+3.06s | 5.8%) | Gator Swim Club | 06/05/2026 | 2026 Sunshine State Games | |
| 3419 | Isabella Lanfranco | 52.76 | 9 | B Min | BB: 49.69 (+3.07s | 5.8%) | Tsunamis Swim Team | 01/16/2026 | January Central Park Series | |
| 3420 | Vivian Dahl | 52.76 | 10 | B Min | BB: 49.69 (+3.07s | 5.8%) | West Fargo Flyers | 06/05/2026 | 2026 SD BSC Tropical Summer Splash High Point | |
| 3421 | Abigail Anderson | 52.76 | 8 | B Min | BB: 49.69 (+3.07s | 5.8%) | New Wave Swim Team | 04/25/2026 | 2026 WAVE Sprint Into LC | |
| 3422 | Maya Kohler | 52.76 | 8 | B Min | BB: 49.69 (+3.07s | 5.8%) | Waterloo Swimming | 06/06/2026 | 2026 ST ASC June Bug | |
| 3423 | Sawyer Schmisek | 52.76 | 10 | B Min | BB: 49.69 (+3.07s | 5.8%) | Velocity Aquatics | 06/05/2026 | 2026 MN NSAC Summer Invite | |
| 3424 | Carly Patch | 52.77 | 7 | B Min | BB: 49.69 (+3.08s | 5.8%) | Wtrc Sharks | 05/15/2026 | Kentucky Aquatics Derby Classic | |
| 3425 | Augusta Mellen | 52.77 | 10 | B Min | BB: 49.69 (+3.08s | 5.8%) | North Jeffco Swim Team | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 3426 | Margaret Meyerdirk | 52.77 | 9 | B Min | BB: 49.69 (+3.08s | 5.8%) | The Olympic Club | 05/29/2026 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 3427 | Emma Graterol | 52.78 | 9 | B Min | BB: 49.69 (+3.09s | 5.9%) | Unattached | 05/01/2026 | 2026 HOKI May Day Invite Copied | |
| 3428 | Mary Lumpkins | 52.78 | 9 | B Min | BB: 49.69 (+3.09s | 5.9%) | Southwest Stars Swim Club | 06/12/2025 | 2025 RAFC Summer Solstice | |
| 3429 | Kaia Boyd | 52.78 | 10 | B Min | BB: 49.69 (+3.09s | 5.9%) | Riptide Swim Team | 06/06/2026 | 2026 CO MACS Suburban League Invite | |
| 3430 | Clara Miller | 52.78 | 9 | B Min | BB: 49.69 (+3.09s | 5.9%) | Sunnyvale Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 3431 | Juliet Schafer | 52.78 | 10 | B Min | BB: 49.69 (+3.09s | 5.9%) | Boise YMCA Swim Team | 07/05/2025 | Pendleton Open 2025 | |
| 3432 | Alexandra Zhou | 52.78 | 9 | B Min | BB: 49.69 (+3.09s | 5.9%) | Brownsville Aquatics | 05/17/2025 | 2025 ST LC BAS May Swim Meet | |
| 3433 | Margaret Lubrich | 52.79 | 7 | B Min | BB: 49.69 (+3.10s | 5.9%) | Unattached | 06/05/2026 | 2026 TAMPA BAY SWIM CLASSIC | |
| 3434 | Summer Gao | 52.79 | 8 | B Min | BB: 49.69 (+3.10s | 5.9%) | Bellevue Club Swim Team | 05/28/2026 | 2026 IE VS Apple Capital | |
| 3435 | Hazel La Vigne | 52.79 | 10 | B Min | BB: 49.69 (+3.10s | 5.9%) | Mecklenburg Swim Association | 05/02/2026 | ATOM May The Force 2026 | |
| 3436 | Harlowe Hart | 52.79 | 8 | B Min | BB: 49.69 (+3.10s | 5.9%) | Danvers YMCA Dolfins | 06/26/2026 | 2026 NE YNS June Prelims Finals Meet | |
| 3437 | Kahlan Quinlan | 52.80 | 8 | B Min | BB: 49.69 (+3.11s | 5.9%) | 757swim | 05/15/2026 | NOVA Spring Splash | |
| 3438 | Grace Vadeboncoeur | 52.80 | 9 | B Min | BB: 49.69 (+3.11s | 5.9%) | Smithfield YMCA Dolphins | 05/16/2026 | 2026 NE KCY Invitational | |
| 3439 | Lea Hoggard | 52.80 | 10 | B Min | BB: 49.69 (+3.11s | 5.9%) | Sunnyvale Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 3440 | Gabriela Balasubramanian | 52.81 | 10 | B Min | BB: 49.69 (+3.12s | 5.9%) | Nashville Aquatic Club | 04/18/2026 | HSA April LC Meet | |
| 3441 | Jocelyn Gonzales | 52.81 | 9 | B Min | BB: 49.69 (+3.12s | 5.9%) | High Performance Aquatic Club | 06/06/2026 | 2026 HPAC Sunshine Splash | |
| 3442 | Brooklyn Law | 52.82 | 7 | B Min | BB: 49.69 (+3.13s | 5.9%) | Waterloo Swimming | 05/10/2026 | 2026 ST TXLA 10 U End Of School Splash | |
| 3443 | Evelyn Polazzi | 52.82 | 10 | B Min | BB: 49.69 (+3.13s | 5.9%) | Pine Crest Swim Team | 06/17/2026 | Swim Fort Lauderdale Speedo Summer Classic 26 | |
| 3444 | Tatjana Cooley-Nell | 52.83 | 9 | B Min | BB: 49.69 (+3.14s | 5.9%) | Georgia Coastal Aquatic Team | 04/05/2025 | EAJ Spring Into Long Course | |
| 3445 | Alessia Steele | 52.83 | 8 | B Min | BB: 49.69 (+3.14s | 5.9%) | Alto Swim Club | 06/20/2026 | Alto Summer Swelter | |
| 3446 | Joy Brown | 52.83 | 9 | B Min | BB: 49.69 (+3.14s | 5.9%) | Tampa Y Swimming | 04/11/2026 | 2026 Stingrays Early LCM Season Opener | |
| 3447 | Colette Reichert | 52.83 | 10 | B Min | BB: 49.69 (+3.14s | 5.9%) | Seattle Metropolitan Aquatic C | 05/28/2026 | 2026 IE VS Apple Capital | |
| 3448 | Hannah Knoop | 52.83 | 10 | B Min | BB: 49.69 (+3.14s | 5.9%) | Parkway-Rockwood Gateway Swim | 05/01/2026 | John Traube Memorial 2026 | |
| 3449 | Sophia Rottnek | 52.83 | 9 | B Min | BB: 49.69 (+3.14s | 5.9%) | SOL Swim Team | 05/23/2026 | 2026 SI HSA A All Ages NTS May 23 24 | |
| 3450 | Arrow Mitchell | 52.83 | 9 | B Min | BB: 49.69 (+3.14s | 5.9%) | Unattached | 04/18/2026 | 2026 ST NIST Spring Into Long Course | |
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.