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 | |
|---|---|---|---|---|---|---|---|---|---|
| 5801 | Julia Noble | 45.17 | 10 | B Min | BB: 43.29 (+1.88s | 4.2%) | Capital of Texas Aquatics | 01/17/2026 | 2026 ST AQTX B Champs North | |
| 5802 | Santana Velasquez | 45.17 | 9 | B Min | BB: 43.29 (+1.88s | 4.2%) | Las Animas Trofins | 07/25/2025 | 2025 CO SECAL Championships | |
| 5803 | Madelyn Rop | 45.17 | 10 | B Min | BB: 43.29 (+1.88s | 4.2%) | Byron Center Aquatics | 02/14/2026 | 2026 WMSL Winter A Championship | |
| 5804 | Stella Rush | 45.17 | 8 | B Min | BB: 43.29 (+1.88s | 4.2%) | Gsa | 11/15/2025 | 2025 John Dewey Invitational | |
| 5805 | Lena Phillips | 45.17 | 10 | B Min | BB: 43.29 (+1.88s | 4.2%) | BadFish Aquatics | 12/12/2025 | 2025 NC QCD Holiday Invite | |
| 5806 | Lilah Boone | 45.17 | 7 | B Min | BB: 43.29 (+1.88s | 4.2%) | Evergreen Hurricanes | 01/31/2026 | 2026 CO Anthony Boettcher Nate Rothman Memori | |
| 5807 | Molly Bogdanovitch | 45.17 | 9 | B Min | BB: 43.29 (+1.88s | 4.2%) | Kona Dolphins Swim Club | 02/07/2026 | BIG ISLAND SWIMMING @ KCAC | |
| 5808 | Layah Jiang | 45.17 | 8 | B Min | BB: 43.29 (+1.88s | 4.2%) | Long Island Aquatic Club | 11/16/2025 | 2025 MR LIAC Fall Festival Invitational | |
| 5809 | Ella Schiffmann | 45.18 | 8 | B Min | BB: 43.29 (+1.89s | 4.2%) | FireFish Swim Team | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 5810 | Aubreigh Broome | 45.18 | 8 | B Min | BB: 43.29 (+1.89s | 4.2%) | Southwest Stars Swim Club | 02/28/2026 | 2026 Spring Area 2 Championships | |
| 5811 | Kendall Bonner | 45.18 | 8 | B Min | BB: 43.29 (+1.89s | 4.2%) | Piedmont Aquatic Club | 12/12/2025 | 2025 NC QCD Holiday Invite | |
| 5812 | Abigail Yeh | 45.18 | 10 | B Min | BB: 43.29 (+1.89s | 4.2%) | Life Time Fitness New York Swi | 01/16/2026 | 2026 MR NFS 43rd Annual Dr MLK Jr Invite | |
| 5813 | Emzley Voshall-Ripsom | 45.18 | 8 | B Min | BB: 43.29 (+1.89s | 4.2%) | Team Vortex | 02/14/2026 | 2026 CO NCS 10 U Winter Spectacular | |
| 5814 | Abigail Forster | 45.18 | 10 | B Min | BB: 43.29 (+1.89s | 4.2%) | Terrapins Swim Team | 02/20/2026 | Pacific Swim SCY C B BB+ Meet Hosted By TERA | |
| 5815 | Jasmine Zhang | 45.18 | 8 | B Min | BB: 43.29 (+1.89s | 4.2%) | California Dolphins Swim Team | 10/18/2025 | PC CDST SC C B BB+ | |
| 5816 | Ella Westphal | 45.18 | 10 | B Min | BB: 43.29 (+1.89s | 4.2%) | South East Metro Sharks | 02/27/2026 | 2026 MN WEST Minnesota Regional Championship | |
| 5817 | Meryem Sever | 45.18 | 10 | B Min | BB: 43.29 (+1.89s | 4.2%) | Sailfish Aquatics | 01/04/2026 | 2026 Team Sailfish Dual Copied | |
| 5818 | Vanessa Nguyen | 45.18 | 10 | B Min | BB: 43.29 (+1.89s | 4.2%) | Y in Central Maryland Blue Cra | 12/05/2025 | 2025 Christmas Championships | |
| 5819 | Summer Gao | 45.18 | 8 | B Min | BB: 43.29 (+1.89s | 4.2%) | Bellevue Club Swim Team | 01/31/2026 | 2026 PN BISC Bluefin Invitational | |
| 5820 | Katherine Linton | 45.18 | 10 | B Min | BB: 43.29 (+1.89s | 4.2%) | Williamsburg Aquatic Club | 10/11/2025 | 2025 WAC Start Up Classic | |
| 5821 | Ryleigh Bauer-Dobias | 45.18 | 9 | B Min | BB: 43.29 (+1.89s | 4.2%) | Hauppauge Swimming | 12/11/2025 | 2025 MR HAUP Eagle Invitational | |
| 5822 | Miriam Mustafa | 45.18 | 10 | B Min | BB: 43.29 (+1.89s | 4.2%) | YMCA of the North Shore Sharks | 02/07/2026 | 2026 NE YNS Last Chance Qualifier | |
| 5823 | Mathilda Zilber | 45.18 | 10 | B Min | BB: 43.29 (+1.89s | 4.2%) | Pine Crest Swimming | 11/01/2025 | Piranhas Turkey Classic 2025 | |
| 5824 | Kaylee Lopez | 45.19 | 9 | B Min | BB: 43.29 (+1.90s | 4.2%) | Southwest Stars Swim Club | 10/18/2025 | 2025 SLAC IMX Challenge Invitational | |
| 5825 | Zoe Luo | 45.19 | 9 | B Min | BB: 43.29 (+1.90s | 4.2%) | Quicksilver Swimming | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 5826 | Orla Edlund | 45.19 | 9 | B Min | BB: 43.29 (+1.90s | 4.2%) | South East Metro Sharks | 02/27/2026 | 2026 MN WEST Minnesota Regional Championship | |
| 5827 | Hana Rosekrans | 45.19 | 8 | B Min | BB: 43.29 (+1.90s | 4.2%) | Flatiron Athletic Club | 02/08/2025 | 2025 CO NCS 10 U Winter Spectacular | |
| 5828 | Ella Scott | 45.19 | 9 | B Min | BB: 43.29 (+1.90s | 4.2%) | Nation\\\\\\'s Capital Swim Club | 10/10/2025 | 2025 PV October Open Claude Moore | |
| 5829 | Sasha Mayorova | 45.19 | 8 | B Min | BB: 43.29 (+1.90s | 4.2%) | Shawmut Aquatic Club | 01/16/2026 | 2026 NE SAC Bronze Championships | |
| 5830 | Riley Suksumrit | 45.19 | 9 | B Min | BB: 43.29 (+1.90s | 4.2%) | North Coast Aquatics | 02/21/2026 | 2026 SI MRA Age Group Champs Max Meet | |
| 5831 | Nicole Sanz | 45.19 | 10 | B Min | BB: 43.29 (+1.90s | 4.2%) | South Florida Aquatic Club | 11/21/2025 | 2025 SoFlo Last Chance And Holiday Classic | |
| 5832 | Whittaker Gold | 45.19 | 8 | B Min | BB: 43.29 (+1.90s | 4.2%) | Bolles School Sharks | 01/16/2026 | 2026 Pentathlon | |
| 5833 | Yezi Li | 45.20 | 9 | B Min | BB: 43.29 (+1.91s | 4.2%) | Pacific Dragons Swim Team | 09/28/2024 | 2024 PN IST Sockeye Sprints | |
| 5834 | Betti Luko | 45.20 | 9 | B Min | BB: 43.29 (+1.91s | 4.2%) | Swim Excellence Academy | 12/15/2024 | 2024 SI CAST 14 Under Mini Meet Dec 15 | |
| 5835 | Zoe Terrazas-Cufino | 45.20 | 8 | B Min | BB: 43.29 (+1.91s | 4.2%) | Cottonwood Heights Aquatics | 12/13/2025 | 2025 UTAH Winter Classic | |
| 5836 | Gwendolyn Agnoli | 45.20 | 9 | B Min | BB: 43.29 (+1.91s | 4.2%) | Orca Aquatics | 01/16/2026 | 2026 NE SAC Bronze Championships | |
| 5837 | Jane Fink | 45.20 | 9 | B Min | BB: 43.29 (+1.91s | 4.2%) | M.E. Lyons/Anderson Barracudas | 02/19/2026 | 2026 OH CM SC Regional Championships | |
| 5838 | Emerson Lee | 45.20 | 10 | B Min | BB: 43.29 (+1.91s | 4.2%) | Poseidon Swimming Inc | 11/22/2025 | NOVA Cranberry Contender | |
| 5839 | Gracie Gawryletz | 45.20 | 9 | B Min | BB: 43.29 (+1.91s | 4.2%) | Loveland Swim Club | 06/21/2025 | 2025 CO Loveland Snow Cone #2 | |
| 5840 | Willow Brauner | 45.20 | 9 | B Min | BB: 43.29 (+1.91s | 4.2%) | Nitro Swimming | 01/31/2026 | 2026 ST NTRO Fiery Flames | |
| 5841 | Reese Barborak | 45.21 | 9 | B Min | BB: 43.29 (+1.92s | 4.2%) | Alamo Area Aquatic Association | 01/11/2025 | 2025 ST AAAA B Champs South | |
| 5842 | Allie Mayle | 45.21 | 10 | B Min | BB: 43.29 (+1.92s | 4.2%) | Maverick Aquatics | 01/16/2026 | 2026 CO MAValanche Invitational | |
| 5843 | Wrenly Wright | 45.21 | 9 | B Min | BB: 43.29 (+1.92s | 4.2%) | SlipStream Aquatics | 02/01/2026 | 2026 CO FORM February Freeze | |
| 5844 | Eva Casiano | 45.21 | 10 | B Min | BB: 43.29 (+1.92s | 4.2%) | Storm Aquatics | 11/08/2025 | 2025 MR PAC Maria Parmanan Invitational | |
| 5845 | Ruixi Xiao | 45.21 | 8 | B Min | BB: 43.29 (+1.92s | 4.2%) | Crimson Aquatics | 01/30/2026 | 2026 NE CS Silver Championships | |
| 5846 | Zoe McFarland | 45.21 | 10 | B Min | BB: 43.29 (+1.92s | 4.2%) | Bainbridge Island Swim Club | 10/18/2025 | 2025 PN VAST Fall Classic | |
| 5847 | Sarah Chan | 45.21 | 10 | B Min | BB: 43.29 (+1.92s | 4.2%) | Daly City Dolphins | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | |
| 5848 | Genevie Van Den Wymelenberg | 45.21 | 8 | B Min | BB: 43.29 (+1.92s | 4.2%) | Heartland Aquatics | 03/01/2026 | 2026 MW Midwestern 8 Under SC Invitational | |
| 5849 | Natalie Morgan | 45.21 | 9 | B Min | BB: 43.29 (+1.92s | 4.2%) | Dakota Riptide | 01/30/2026 | 2026 SD Capital City Qualifier | |
| 5850 | Lorenza Sciaraffia | 45.21 | 8 | B Min | BB: 43.29 (+1.92s | 4.2%) | Nitro Swimming | 01/04/2026 | 2026 ST NTRO Chilly Icicles | |
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.