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 | |
|---|---|---|---|---|---|---|---|---|---|
| 151 | Athena Yeung | 39.98 | 10 | AA Min | AAA: 38.89 (+1.09s | 2.7%) | Unattached | 12/12/2025 | 2025 ST AAAA NS Winter Wonderland | |
| 152 | Ifeyinwa Ukeje | 39.98 | 10 | AA Min | AAA: 38.89 (+1.09s | 2.7%) | Mountain Valley Aquatics | 02/27/2026 | 2026 SE Southeastern Winter SC Championships | |
| 153 | Breanna Puro | 40.00 | 7 | AA Min | AAA: 38.89 (+1.11s | 2.8%) | Miami Country Day School | 10/15/2025 | 2025 South Florida MS Champs USA S OBS | |
| 154 | Makayla Matherne | 40.00 | 10 | AA Min | AAA: 38.89 (+1.11s | 2.8%) | South Louisiana Swim Team | 03/06/2026 | Speedo Southern Premier | |
| 155 | Calliope Whritenour | 40.02 | 10 | AA Min | AAA: 38.89 (+1.13s | 2.8%) | Mason Makos Swim Team | 12/04/2025 | 2025 Sport Fair Winter Classic | |
| 156 | Sadie Van Horn | 40.02 | 10 | AA Min | AAA: 38.89 (+1.13s | 2.8%) | Bellevue Club Swim Team | 01/31/2026 | 2026 PN BISC Bluefin Invitational | |
| 157 | Leah Moore | 40.03 | 10 | AA Min | AAA: 38.89 (+1.14s | 2.8%) | Rockville Montgomery Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 158 | Ruby Adam | 40.03 | 10 | AA Min | AAA: 38.89 (+1.14s | 2.8%) | Westview | 02/14/2025 | 2025 OR HS 6a 2 | |
| 159 | Evelyn Stava | 40.05 | 10 | AA Min | AAA: 38.89 (+1.16s | 2.9%) | Almaden Riptide | 11/14/2025 | 2025 Santa Clara Swim Club SC CBA Meet | |
| 160 | Leilani Hill | 40.05 | 10 | AA Min | AAA: 38.89 (+1.16s | 2.9%) | Tuna Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 161 | Kylie Zhang | 40.05 | 10 | AA Min | AAA: 38.89 (+1.16s | 2.9%) | Santa Clara Swim Club | 11/08/2025 | Folsom Classic 2025 | |
| 162 | Mahari Battle | 40.06 | 10 | AA Min | AAA: 38.89 (+1.17s | 2.9%) | Rockville Montgomery Swim Club | 12/05/2025 | 2025 Christmas Championships | |
| 163 | Angela Liu-Korovkine | 40.06 | 10 | AA Min | AAA: 38.89 (+1.17s | 2.9%) | Bluefish Swim Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 164 | Kyra Reepmeyer | 40.07 | 10 | AA Min | AAA: 38.89 (+1.18s | 2.9%) | Novi Sturgeons | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 165 | Jasmine Siadaty | 40.08 | 10 | AA Min | AAA: 38.89 (+1.19s | 3.0%) | Atlantic Coast Athletic Club | 03/12/2026 | 2026 Virginia Swimming SC Age Group Champions | |
| 166 | Zoe Chan | 40.09 | 10 | AA Min | AAA: 38.89 (+1.20s | 3.0%) | Zone 1 North All Stars | 05/18/2025 | 2025 Pacific Swimming Zone All Star Meet | |
| 167 | Heaven Park | 40.10 | 10 | AA Min | AAA: 38.89 (+1.21s | 3.0%) | Mission Viejo Nadadores | 04/09/2026 | 2026 Far Western SC Hosted By SCSC | |
| 168 | Alani Janota | 40.11 | 10 | AA Min | AAA: 38.89 (+1.22s | 3.0%) | YMCA East Hampton Hurricanes | 01/30/2026 | 2026 MR SSC Polar Bear Plunge | |
| 169 | Sophie Healy | 40.11 | 10 | AA Min | AAA: 38.89 (+1.22s | 3.0%) | Life Time Fitness New York Swi | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 170 | Charlotte Wu | 40.13 | 10 | AA Min | AAA: 38.89 (+1.24s | 3.1%) | Long Island Aquatic Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 171 | Zachiel Caraballo | 40.13 | 10 | AA Min | AAA: 38.89 (+1.24s | 3.1%) | Tac Titans | 02/26/2026 | 2026 NCS SC AG CHAMPS | |
| 172 | Audrey Petrie | 40.13 | 10 | AA Min | AAA: 38.89 (+1.24s | 3.1%) | South Shore YMCA Strypers | 08/06/2026 | 2026 NE LA August SCY Invitational | |
| 173 | Rosie Collins | 40.15 | 10 | AA Min | AAA: 38.89 (+1.26s | 3.1%) | North Carolina Aquatic Club | 02/26/2026 | 2026 NCS SC AG CHAMPS | |
| 174 | Amelia Nagle | 40.15 | 10 | AA Min | AAA: 38.89 (+1.26s | 3.1%) | Sporting Jax Aquatic Club | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | |
| 175 | Gray Murphy | 40.15 | 10 | AA Min | AAA: 38.89 (+1.26s | 3.1%) | Parkland Aquatic Club | 12/11/2025 | 2025 Riley Eaton Holiday Invitational | |
| 176 | Alexandra Tieng | 40.16 | 10 | AA Min | AAA: 38.89 (+1.27s | 3.2%) | Badger Swim Club,Inc. | 02/06/2026 | 2026 MR COND Last Chance Invitational | |
| 177 | Vallerie Tahzib | 40.16 | 10 | AA Min | AAA: 38.89 (+1.27s | 3.2%) | South Orange County Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 178 | Meixuan Jiang | 40.17 | 9 | AA Min | AAA: 38.89 (+1.28s | 3.2%) | Irvine Novaquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 179 | Maya Lennon | 40.17 | 10 | AA Min | AAA: 38.89 (+1.28s | 3.2%) | Pacifica Sea Lions | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | |
| 180 | Sophie Chuang | 40.17 | 10 | AA Min | AAA: 38.89 (+1.28s | 3.2%) | Otter Swim Club | 03/20/2026 | SCY Spring Age Group Championships | |
| 181 | Joy Song | 40.20 | 10 | AA Min | AAA: 38.89 (+1.31s | 3.3%) | University Place Aquatic Club | 07/11/2026 | 2026 PN UPAC Summer Challenge Intr Approved | |
| 182 | Quinn Rayman | 40.20 | 10 | AA Min | AAA: 38.89 (+1.31s | 3.3%) | Black Hills Gold Swimming | 02/20/2026 | 2026 SD 12 Under Short Course State A Champ | |
| 183 | Athena Yeung | 40.22 | 10 | AA Min | AAA: 38.89 (+1.33s | 3.3%) | Alamo Heights Aquatic Club ? A | 02/24/2026 | 2026 ST AAAA NS End Of Season Race Nights | |
| 184 | Saara Ismail | 40.23 | 10 | AA Min | AAA: 38.89 (+1.34s | 3.3%) | Hydra Aquatics | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 185 | Mila Kottak | 40.24 | 10 | AA Min | AAA: 38.89 (+1.35s | 3.4%) | All Star Aquatics | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 186 | Amber An | 40.26 | 10 | AA Min | AAA: 38.89 (+1.37s | 3.4%) | Arctic Aquatics | 05/01/2026 | 2026 NE ARCT Spring Specialty Meet | |
| 187 | Jojo Osborne | 40.27 | 10 | AA Min | AAA: 38.89 (+1.38s | 3.4%) | Great Lakes Tritons | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 188 | Yzabella Camet | 40.29 | 10 | AA Min | AAA: 38.89 (+1.40s | 3.5%) | Nation\\\\\\'s Capital Swim Club | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 189 | Miller Lippe | 40.30 | 10 | AA Min | AAA: 38.89 (+1.41s | 3.5%) | Nitro Swimming | 02/20/2026 | 2026 ST AAAA SC STAGS | |
| 190 | Natalia Nesterova | 40.31 | 9 | AA Min | AAA: 38.89 (+1.42s | 3.5%) | Machine Aquatics | 03/20/2026 | March Madness 2026 | |
| 191 | Katherine Rabinovich | 40.34 | 10 | AA Min | AAA: 38.89 (+1.45s | 3.6%) | Gold\\\\\\'s Aquatics Club (Camas) | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | |
| 192 | Avery Eash | 40.34 | 10 | AA Min | AAA: 38.89 (+1.45s | 3.6%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | |
| 193 | Maggie DeSmidt | 40.34 | 10 | AA Min | AAA: 38.89 (+1.45s | 3.6%) | Bolles School Sharks | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | |
| 194 | Megan Xiao | 40.35 | 9 | AA Min | AAA: 38.89 (+1.46s | 3.6%) | Xtreme Swim Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 195 | Hannah Thelusma | 40.36 | 10 | AA Min | AAA: 38.89 (+1.47s | 3.6%) | Farmingdale Aquatics | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 196 | Sophie Wang | 40.36 | 10 | AA Min | AAA: 38.89 (+1.47s | 3.6%) | Seattle Metropolitan Aquatic C | 03/19/2026 | 2026 Northwest Region AG Champs Approved | |
| 197 | Grayson Darcey | 40.38 | 9 | AA Min | AAA: 38.89 (+1.49s | 3.7%) | Hydro-sonic Tiburones | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 198 | Ellora Patel | 40.39 | 9 | AA Min | AAA: 38.89 (+1.50s | 3.7%) | Dragon Swim Team | 02/20/2026 | 2026 FXFX Forty Niner | |
| 199 | Tea Rutka | 40.39 | 9 | AA Min | AAA: 38.89 (+1.50s | 3.7%) | Kamehameha Swim Club | 04/18/2026 | 44th Annual Harry Mamizuka Invitational | |
| 200 | Harper Gosdin | 40.39 | 10 | AA Min | AAA: 38.89 (+1.50s | 3.7%) | Huntsville Swim Association | 01/16/2026 | 2026 HSA TYR 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.