USA Girls 10 & under - 50 M Breast
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 551 | Maddix Muldoon | 52.92 | 10 | BB Min | A: 48.79 (+4.13s | 7.8%) | Hydro Swim Club | 05/02/2026 | SwimRise IMX IMR Challenge | |
| 552 | McKinley Whitaker | 52.92 | 10 | BB Min | A: 48.79 (+4.13s | 7.8%) | Aspire Aquatics of Colorado | 04/24/2026 | 2026 CO Arena Catch Me If You Can | |
| 553 | Claire Burton | 52.95 | 10 | BB Min | A: 48.79 (+4.16s | 7.9%) | West Florida Lightning Aquatic | 04/17/2026 | 2026 SAINT PETE S 1st LONG COURSE MEET | |
| 554 | Macy Baker | 52.97 | 9 | BB Min | A: 48.79 (+4.18s | 7.9%) | Denver Swim Academy | 05/16/2026 | 2026 CO Hilltopper Invite | |
| 555 | Harper Marx | 53.01 | 10 | BB Min | A: 48.79 (+4.22s | 8.0%) | Rancho San Dieguito | 04/24/2026 | 2026 SI PS ABB Meet B Group | |
| 556 | Sofia Khalfin | 53.01 | 9 | BB Min | A: 48.79 (+4.22s | 8.0%) | Terrapins Swim Team | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 557 | Angelene Zheng | 53.02 | 9 | BB Min | A: 48.79 (+4.23s | 8.0%) | Blazing Barracudas | 07/24/2025 | 2025 LE Age Group And Senior LC Championships | |
| 558 | Sophia Wang | 53.02 | 10 | BB Min | A: 48.79 (+4.23s | 8.0%) | Alamo Area Aquatic Association | 04/10/2026 | Blossom Into Spring 5 | |
| 559 | Zara Hufnagel | 53.03 | 9 | BB Min | A: 48.79 (+4.24s | 8.0%) | Northside Aquatics | 05/21/2026 | 2026 ST NIST End Of School Sprints | |
| 560 | Julia Batten | 53.03 | 10 | BB Min | A: 48.79 (+4.24s | 8.0%) | North Texas Nadadores | 06/13/2025 | 2025 ST ASC Firecracker | |
| 561 | Harper Degner | 53.04 | 8 | BB Min | A: 48.79 (+4.25s | 8.0%) | Denver Swim Academy | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 562 | Sawyer Cunio | 53.04 | 10 | BB Min | A: 48.79 (+4.25s | 8.0%) | Treasure Coast Aquatics | 05/02/2026 | TCSC Go For The Gold Invitational | |
| 563 | Mia Trinh | 53.04 | 9 | BB Min | A: 48.79 (+4.25s | 8.0%) | Foxjets Swim Team | 07/18/2025 | 2025 MN STRM Minnesota Regional Championship | |
| 564 | Phoebe Peixoto | 53.05 | 10 | BB Min | A: 48.79 (+4.26s | 8.0%) | Team Eugene Aquatics | 05/08/2026 | Bend Swim Club May Invitational 2026 | |
| 565 | Charlie Clayton | 53.06 | 9 | BB Min | A: 48.79 (+4.27s | 8.0%) | Trident Aquatic Club | 08/06/2025 | 2025 Summer Elite Showcase | |
| 566 | Nidhi Kumar | 53.06 | 10 | BB Min | A: 48.79 (+4.27s | 8.0%) | San Gabriel Aquatics | 04/18/2026 | 2026 ST ASC LC Kickoff | |
| 567 | Elena Angelides | 53.08 | 10 | BB Min | A: 48.79 (+4.29s | 8.1%) | Castle Rock Swimming | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 568 | Whittaker Gold | 53.12 | 8 | BB Min | A: 48.79 (+4.33s | 8.2%) | Bolles School Sharks | 04/10/2026 | 2026 April Classic | |
| 569 | Aashi Kanyal | 53.13 | 9 | BB Min | A: 48.79 (+4.34s | 8.2%) | San Ramon Valley Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 570 | Genevieve Court | 53.17 | 9 | BB Min | A: 48.79 (+4.38s | 8.2%) | SlipStream Aquatics | 04/24/2026 | 2026 CO Arena Catch Me If You Can | |
| 571 | Naomi Askey | 53.19 | 10 | BB Min | A: 48.79 (+4.40s | 8.3%) | Area Tallahassee Aquatic Club | 05/31/2025 | ATAC May LC Developmental | |
| 572 | Aleksandra Domin | 53.19 | 10 | BB Min | A: 48.79 (+4.40s | 8.3%) | North Coast Aquatics | 04/24/2026 | 2026 SI PS ABB Meet B Group | |
| 573 | Adeline Chikos | 53.20 | 10 | BB Min | A: 48.79 (+4.41s | 8.3%) | Cascade Swim Club | 09/20/2025 | 2025 PN CSC September Shakeout | |
| 574 | Tess Jackman | 53.21 | 10 | BB Min | A: 48.79 (+4.42s | 8.3%) | Harbor Aquatics Club | 05/29/2025 | 2025 IE VS Apple Capital | |
| 575 | Kateri Leahy | 53.21 | 10 | BB Min | A: 48.79 (+4.42s | 8.3%) | SOL Swim Team | 04/24/2026 | 2026 SI PS ABB Meet B Group | |
| 576 | Jojo Qiang-Zhu | 53.23 | 10 | BB Min | A: 48.79 (+4.44s | 8.3%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 577 | Ella Gengler | 53.23 | 9 | BB Min | A: 48.79 (+4.44s | 8.3%) | Riptide Swim Team | 05/02/2026 | 2026 MN RSC Pentathlon | |
| 578 | Raini Kendall | 53.24 | 10 | BB Min | A: 48.79 (+4.45s | 8.4%) | Bend Swim Club | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 579 | Joy Sun | 53.26 | 10 | BB Min | A: 48.79 (+4.47s | 8.4%) | Blue Dolfins | 04/11/2026 | 2026 Ron Nardozzi Pre Derby Sprint Invite C | |
| 580 | Darcy Tanner | 53.27 | 9 | BB Min | A: 48.79 (+4.48s | 8.4%) | Layton Surfers | 07/17/2025 | 2025 UTAGS LC Championships | |
| 581 | Catherine Gleason | 53.29 | 10 | BB Min | A: 48.79 (+4.50s | 8.4%) | Seattle Metropolitan Aquatic C | 06/27/2025 | 2025 PN SMAC Summer Classic Invitational | |
| 582 | Pearl Sweeney | 53.30 | 9 | BB Min | A: 48.79 (+4.51s | 8.5%) | Multnomah Athletic Club | 04/17/2026 | 2026 MAC LONG COURSE INVITATIONAL | |
| 583 | Bernice Gao | 53.30 | 10 | BB Min | A: 48.79 (+4.51s | 8.5%) | Laker Swim | 04/25/2026 | 11th Annual Hohne Memorial Invitational | |
| 584 | Liliana Arguello | 53.30 | 10 | BB Min | A: 48.79 (+4.51s | 8.5%) | Schertz YMCA Swim Team | 05/01/2026 | 2026 ST AAAA 23rd Annual Cinco De Mayo | |
| 585 | Rylee Warren | 53.33 | 9 | BB Min | A: 48.79 (+4.54s | 8.5%) | Bolles School Sharks | 04/10/2026 | 2026 April Classic | |
| 586 | Vivian Xin | 53.33 | 10 | BB Min | A: 48.79 (+4.54s | 8.5%) | Nitro Swimming | 05/09/2026 | 2026 ST NTRO LC School S Out | |
| 587 | Kennedy Schull | 53.33 | 8 | BB Min | A: 48.79 (+4.54s | 8.5%) | Lake Oswego Swim Club | 04/25/2026 | GACC Spring Invitational | |
| 588 | Blakely Garcia | 53.35 | 10 | BB Min | A: 48.79 (+4.56s | 8.5%) | Bellevue Club Swim Team | 05/29/2025 | 2025 IE VS Apple Capital | |
| 589 | Savannah Eldredge | 53.36 | 10 | BB Min | A: 48.79 (+4.57s | 8.6%) | Olympus Aquatics | 04/25/2025 | 2025 Stingrays LC Kickoff | |
| 590 | Bridget Thayer | 53.40 | 10 | BB Min | A: 48.79 (+4.61s | 8.6%) | Tuna Swim Club | 06/21/2025 | 2025 MN TUNA Oppor TUNA Ty 2 Invite | |
| 591 | Fern Bergland | 53.40 | 9 | BB Min | A: 48.79 (+4.61s | 8.6%) | Rogue Rapids | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 592 | Hana Dolan | 53.42 | 10 | BB Min | A: 48.79 (+4.63s | 8.7%) | Pearl City Aquatics | 05/02/2026 | Keiko Price Sprint Meet Aloha Mile | |
| 593 | Presley Peters | 53.43 | 10 | BB Min | A: 48.79 (+4.64s | 8.7%) | Area Tallahassee Aquatic Club | 05/16/2025 | 2025 FAST May Invite | |
| 594 | Lilith Gutierrez Morris | 53.43 | 10 | BB Min | A: 48.79 (+4.64s | 8.7%) | Nitro Swimming | 05/09/2026 | 2026 ST NTRO LC School S Out | |
| 595 | Georgia DuBois | 53.47 | 10 | BB Min | A: 48.79 (+4.68s | 8.8%) | Gold\\\\\\'s Aquatics Club (Camas) | 04/25/2026 | GACC Spring Invitational | |
| 596 | Nysa Banerjee | 53.50 | 10 | BB Min | A: 48.79 (+4.71s | 8.8%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 597 | Lillian Luo | 53.50 | 9 | BB Min | A: 48.79 (+4.71s | 8.8%) | West Coast Aquatics | 07/18/2025 | 2025 PN Chinook Age Group Seattle Open | |
| 598 | Kylie McCall | 53.51 | 10 | BB Min | A: 48.79 (+4.72s | 8.8%) | Jupiter Dragons Swim Team | 05/08/2026 | 2026 Wellington May Long Course Meet | |
| 599 | Emma Moffat | 53.51 | 10 | BB Min | A: 48.79 (+4.72s | 8.8%) | Iolani Swim Club | 05/02/2026 | Keiko Price Sprint Meet Aloha Mile | |
| 600 | Emma Xiang | 53.52 | 8 | BB Min | A: 48.79 (+4.73s | 8.8%) | Waterloo Swimming | 05/08/2026 | 2026 ST ASC Cinco De Mayo | |
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.