USA Girls 10 & under - 50 Y 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 4601 | Olivia Diaz-Pease | 50.88 | 10 | B Min | BB: 48.69 (+2.19s | 4.3%) | Santa Clara Swim Club | 10/11/2025 | QSS Santa Cruz Competenicia C B A+ | |
| 4602 | Natalia May | 50.88 | 10 | B Min | BB: 48.69 (+2.19s | 4.3%) | Monocacy Aquatic Club | 03/13/2026 | 2026 Speedo Maryland Junior Championship Si | |
| 4603 | Grace Covey | 50.88 | 9 | B Min | BB: 48.69 (+2.19s | 4.3%) | Centreville Swim Club | 02/20/2026 | 2026 FXFX Forty Niner | |
| 4604 | Jolene Zhao | 50.88 | 10 | B Min | BB: 48.69 (+2.19s | 4.3%) | Pearland Aquatics | 10/19/2024 | 2024 Autumn Invitational AQUA PACE | |
| 4605 | Lila Nykodym | 50.88 | 5 | B Min | BB: 48.69 (+2.19s | 4.3%) | Sleepy Hollow | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 4606 | Alice Urick | 50.89 | 8 | B Min | BB: 48.69 (+2.20s | 4.3%) | Monticello Swim Club | 12/05/2025 | 2025 MN AQJT 14 U Single Age State Meet Cop | |
| 4607 | Lyra Helfman | 50.89 | 9 | B Min | BB: 48.69 (+2.20s | 4.3%) | Cascade Swim Club | 02/27/2026 | 2026 PN February AGI, Div 1 Approved | |
| 4608 | Mira Roper | 50.89 | 10 | B Min | BB: 48.69 (+2.20s | 4.3%) | The Capitol Sea Devils | 03/20/2026 | March Madness 2026 | |
| 4609 | Ella Coffrin | 50.89 | 10 | B Min | BB: 48.69 (+2.20s | 4.3%) | Streamline Aquatics | 01/09/2026 | Friday Night At The Races Copied | |
| 4610 | Julia Ries | 50.89 | 9 | B Min | BB: 48.69 (+2.20s | 4.3%) | Riptide Swim Team | 02/27/2026 | 2026 MN MAN Minnesota Regional Championship | |
| 4611 | Jordan Shorter | 50.89 | 9 | B Min | BB: 48.69 (+2.20s | 4.3%) | Nitro Swimming | 01/04/2026 | 2026 ST NTRO Chilly Icicles | |
| 4612 | Cora Kuletsky | 50.89 | 10 | B Min | BB: 48.69 (+2.20s | 4.3%) | Hauppauge Swimming | 10/26/2025 | 2025 MR HAUP Halloween Meet | |
| 4613 | Elizabeth McCarthy | 50.89 | 10 | B Min | BB: 48.69 (+2.20s | 4.3%) | Gaston Gators | 01/10/2026 | ATOM Frosty Invitational 2026 | |
| 4614 | Alaina O'Connor | 50.90 | 9 | B Min | BB: 48.69 (+2.21s | 4.3%) | Coast Aquatics | 01/16/2026 | 2026 SE Ralph Crocker Classic | |
| 4615 | Hannah Westenbroek | 50.90 | 10 | B Min | BB: 48.69 (+2.21s | 4.3%) | Hurricanes Swim Team | 02/14/2026 | 2026 MN HURR Winter Intrasquad | |
| 4616 | Coraline Lee | 50.91 | 9 | B Min | BB: 48.69 (+2.22s | 4.4%) | Bellingham Bay Swim Team | 01/24/2026 | 2026 PN BBST Aly Fell Memorial Approved | |
| 4617 | Paivi Brewster | 50.91 | 10 | B Min | BB: 48.69 (+2.22s | 4.4%) | Watertown Area Swim Club | 02/06/2026 | 2026 Qualifying Meet | |
| 4618 | Cecelia Staples | 50.91 | 10 | B Min | BB: 48.69 (+2.22s | 4.4%) | Bolles School Sharks | 09/14/2025 | 2025 September Splash | |
| 4619 | Audrey Bystedt | 50.91 | 9 | B Min | BB: 48.69 (+2.22s | 4.4%) | Excel Aquatics | 01/18/2026 | 2026 PN BC Snowflake Classic Invite Approved | |
| 4620 | Jazlyn Reyes Gonzalez | 50.91 | 9 | B Min | BB: 48.69 (+2.22s | 4.4%) | Occoquan Swimming | 11/21/2025 | 2025 Fall Festivus | |
| 4621 | Isabella De Loera | 50.91 | 10 | B Min | BB: 48.69 (+2.22s | 4.4%) | First Colony Swim Team, Inc. | 02/21/2025 | 2025 Gulf 12 Under Champs (PACK) | |
| 4622 | Ana O'Hara | 50.91 | 8 | B Min | BB: 48.69 (+2.22s | 4.4%) | Saint Petersburg Aquatics | 02/27/2026 | 2026 Spring Area 3 Championships | |
| 4623 | Ruby Sosne | 50.91 | 10 | B Min | BB: 48.69 (+2.22s | 4.4%) | Purple Valley Aquatics | 01/16/2026 | 2026 NE UVAC Bronze Championships | |
| 4624 | Kayla Gardner | 50.92 | 10 | B Min | BB: 48.69 (+2.23s | 4.4%) | Unattached | 02/13/2026 | (Pullman) 2026 IES Jr Champs | |
| 4625 | Regan Chu | 50.92 | 9 | B Min | BB: 48.69 (+2.23s | 4.4%) | Long Island Aquatic Club | 11/21/2025 | 2025 MR FA Patriot Games Invitational | |
| 4626 | Jodie Ying | 50.92 | 10 | B Min | BB: 48.69 (+2.23s | 4.4%) | Long Island Express | 10/10/2025 | 2025 MR LIE Octoberfest Invitational | |
| 4627 | Emma Dolan | 50.92 | 7 | B Min | BB: 48.69 (+2.23s | 4.4%) | Clearwater Aquatic Team | 06/21/2025 | West Coast B Champtionships | |
| 4628 | Vianney Castillo | 50.92 | 10 | B Min | BB: 48.69 (+2.23s | 4.4%) | Rio Grande Valley Aquatics | 11/15/2025 | 2025 ST BAS November SC Swim Meet | |
| 4629 | Emma Xiang | 50.93 | 8 | B Min | BB: 48.69 (+2.24s | 4.4%) | Waterloo Swimming | 09/27/2025 | 2025 ST ASC IMR IMX Challenge | |
| 4630 | Era Desai | 50.93 | 10 | B Min | BB: 48.69 (+2.24s | 4.4%) | Nitro Swimming | 01/17/2026 | 2026 ST AQTX B Champs North | |
| 4631 | Beatrice Tomasi | 50.93 | 9 | B Min | BB: 48.69 (+2.24s | 4.4%) | Asphalt Green Unified Aquatics | 11/07/2025 | 2025 MR LIE Fall Classic Invitational | |
| 4632 | Emily Larcom | 50.94 | 8 | B Min | BB: 48.69 (+2.25s | 4.4%) | Monocacy Aquatic Club | 03/21/2026 | 2026 Maryland 8 Under Championship Meet | |
| 4633 | Caroline Kim | 50.94 | 10 | B Min | BB: 48.69 (+2.25s | 4.4%) | San Ramon Valley Aquatics | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 4634 | Raya Hari | 50.94 | 10 | B Min | BB: 48.69 (+2.25s | 4.4%) | Wave Aquatics | 02/27/2026 | 2026 PN February AGI, Division 2 Approved | |
| 4635 | Estelle Liu | 50.94 | 10 | B Min | BB: 48.69 (+2.25s | 4.4%) | Santa Clara Swim Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 4636 | Emerson Hitchcock | 50.94 | 10 | B Min | BB: 48.69 (+2.25s | 4.4%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 01/31/2026 | 2026 Guppy Bowl | |
| 4637 | Arianna Wang | 50.94 | 8 | B Min | BB: 48.69 (+2.25s | 4.4%) | Arctic Aquatics | 03/13/2026 | 2026 NE CRA End Of Season March Invite | |
| 4638 | Pippa Kilroy | 50.95 | 10 | B Min | BB: 48.69 (+2.26s | 4.4%) | Neptune Swimming | 11/08/2025 | TCA PC November SC C B A+ | |
| 4639 | Alice Copeland | 50.95 | 9 | B Min | BB: 48.69 (+2.26s | 4.4%) | Drop Aquatics | 02/27/2026 | 2026 MCSA Junior Cup | |
| 4640 | Alina Johnson | 50.95 | 10 | B Min | BB: 48.69 (+2.26s | 4.4%) | Frederick Area Swim Team | 11/01/2025 | 2025 Bridget Vache Memorial MAC Fall Frenzy | |
| 4641 | Frances Logeman | 50.95 | 8 | B Min | BB: 48.69 (+2.26s | 4.4%) | Team Charlotte Swimming | 12/12/2025 | 2025 NC QCD Holiday Invite | |
| 4642 | Keira Chan | 50.95 | 9 | B Min | BB: 48.69 (+2.26s | 4.4%) | Bellevue Club Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 4643 | Kristina Velichko | 50.95 | 9 | B Min | BB: 48.69 (+2.26s | 4.4%) | Seattle Metropolitan Aquatic C | 10/18/2025 | 2025 PN VAST Fall Classic | |
| 4644 | Jordan Naquin | 50.95 | 9 | B Min | BB: 48.69 (+2.26s | 4.4%) | Machine Aquatics | 12/20/2025 | 2025 Candy Cane Sprints | |
| 4645 | Sophie Maia | 50.96 | 10 | B Min | BB: 48.69 (+2.27s | 4.5%) | Montverde Aquatic Club | 12/06/2025 | Winter Invitational Stone Crabs Swim Team | |
| 4646 | Penrose Jaczko | 50.96 | 10 | B Min | BB: 48.69 (+2.27s | 4.5%) | Nation\\\\\\'s Capital Swim Club | 02/13/2026 | 2026 ASA President S Day Classic | |
| 4647 | Hattie Goff | 50.96 | 9 | B Min | BB: 48.69 (+2.27s | 4.5%) | Forest Grove | 02/13/2026 | 2026 OR HS 6A 3 | |
| 4648 | Emberlyn Riordan | 50.97 | 10 | B Min | BB: 48.69 (+2.28s | 4.5%) | Quest Swimming | 11/15/2025 | 2025 WAC Fall Classic | |
| 4649 | Raphaelle Murray | 50.97 | 10 | B Min | BB: 48.69 (+2.28s | 4.5%) | Gold\\\\\\'s Aquatics Club | 10/11/2025 | 2025 PN MMSC Fall Invite | |
| 4650 | Savannah Reynolds | 50.97 | 10 | B Min | BB: 48.69 (+2.28s | 4.5%) | T2 Aquatics | 01/17/2025 | 2025 T2 Aquatics Naples Open | |
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.