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 | |
|---|---|---|---|---|---|---|---|---|---|
| 4201 | Amelia Gunn | 44.15 | 8 | B Min | BB: 43.29 (+0.86s | 1.9%) | Lynchburg Aquatic Club | 12/11/2025 | 2025 East Coast WinterFest | |
| 4202 | Lauren Vraa | 44.16 | 8 | B Min | BB: 43.29 (+0.87s | 2.0%) | Life Time Colorado Swim Club | 02/13/2026 | 2026 CO Valentine Open | |
| 4203 | Ayla Foster | 44.17 | 9 | B Min | BB: 43.29 (+0.88s | 2.0%) | Monocacy Aquatic Club | 03/13/2026 | 2026 Speedo Maryland Junior Championship Si | |
| 4204 | Naomi Velasquez | 44.17 | 9 | B Min | BB: 43.29 (+0.88s | 2.0%) | North Jeffco Swim Team | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 4205 | Madison Bennett | 44.17 | 9 | B Min | BB: 43.29 (+0.88s | 2.0%) | Asphalt Green Unified Aquatics | 01/17/2026 | 2026 MR AGUA MLK Invitational | |
| 4206 | Alice Kernya | 44.17 | 10 | B Min | BB: 43.29 (+0.88s | 2.0%) | Atlantis Swimming | 02/27/2026 | 2026 MCSA Junior Cup | |
| 4207 | Lillian Reimer | 44.17 | 10 | B Min | BB: 43.29 (+0.88s | 2.0%) | Machine Aquatics | 02/01/2026 | 2026 Little Blue Penguin Pentathlon | |
| 4208 | Cora Wilson | 44.17 | 10 | B Min | BB: 43.29 (+0.88s | 2.0%) | University Place Aquatic Club | 04/18/2026 | 2026 PN UPAC Mark Olson Classic Approved | |
| 4209 | Melody Hill | 44.17 | 10 | B Min | BB: 43.29 (+0.88s | 2.0%) | Swim Streamline at Northampton | 10/12/2024 | SSAN 2024 Kara Ward Pink Out | |
| 4210 | Ella Versaggi | 44.17 | 10 | B Min | BB: 43.29 (+0.88s | 2.0%) | York Swim Club of Northern Vir | 11/07/2025 | 2025 HOKI November Invitational Copied | |
| 4211 | Gia Hayes | 44.18 | 9 | B Min | BB: 43.29 (+0.89s | 2.0%) | Pine Crest Swimming | 11/21/2025 | 2025 NPB Turkey Invite | |
| 4212 | Isabelle Grossman | 44.18 | 10 | B Min | BB: 43.29 (+0.89s | 2.0%) | North Suburban Aquatic Club | 01/09/2026 | 2026 MN Mako Snowflake Splash | |
| 4213 | Madalie Kimpel | 44.18 | 10 | B Min | BB: 43.29 (+0.89s | 2.0%) | Southwest Aquatic Team | 12/19/2025 | 2025 BD Leo Cancellare Memorial Swim Meet | |
| 4214 | Elena Gwellem | 44.18 | 10 | B Min | BB: 43.29 (+0.89s | 2.0%) | Rochester Swim Club | 11/15/2025 | 2025 MN SHRK Tigersharks Thanksgiving Classic | |
| 4215 | Kaitlyn Crocker | 44.18 | 10 | B Min | BB: 43.29 (+0.89s | 2.0%) | Beaverton Area Aquatics Club | 01/23/2026 | 2026 TTSC Winter Qualifier | |
| 4216 | Madeline Lee | 44.18 | 10 | B Min | BB: 43.29 (+0.89s | 2.0%) | Rapids Area YMCA | 12/13/2025 | 2025 Holiday Cup | |
| 4217 | Bella Martinez | 44.19 | 10 | B Min | BB: 43.29 (+0.90s | 2.0%) | Xcell Aquatics | 11/01/2025 | 2025 STAR Off The Walls Races | |
| 4218 | Eliza Hydukovich | 44.19 | 9 | B Min | BB: 43.29 (+0.90s | 2.0%) | North Star Swim Team | 05/03/2026 | 2026 MN HAST Lemonade | |
| 4219 | Ava Lock | 44.19 | 8 | B Min | BB: 43.29 (+0.90s | 2.0%) | Hauppauge Swimming | 02/28/2026 | 2026 MR TVSC St Patrick S Day 8 Under Meet | |
| 4220 | Olivia Dobbins | 44.19 | 10 | B Min | BB: 43.29 (+0.90s | 2.0%) | Inland Coastal Aquatic Club | 06/13/2026 | 2026 SI ICAC 14U RISING STARS 2 | |
| 4221 | Lydia Jacquet | 44.19 | 8 | B Min | BB: 43.29 (+0.90s | 2.0%) | Nova of Virginia | 12/05/2025 | NOVA December Dip | |
| 4222 | Ariya Ajay | 44.19 | 9 | B Min | BB: 43.29 (+0.90s | 2.0%) | California Dolphins Swim Team | 03/28/2026 | PC CDST SC C B BB+ Meet | |
| 4223 | Norah Patterson | 44.19 | 9 | B Min | BB: 43.29 (+0.90s | 2.0%) | Excel Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div 3 Approved | |
| 4224 | Olivia Watkins | 44.19 | 10 | B Min | BB: 43.29 (+0.90s | 2.0%) | Aquatic Team Of Mecklenburg | 02/06/2026 | Battle Of The Houses #3 2026 | |
| 4225 | Maizie White-Stielstra | 44.20 | 9 | B Min | BB: 43.29 (+0.91s | 2.1%) | San Gabriel Aquatics | 03/28/2026 | 2026 ST SGA Spring Fling Meet | |
| 4226 | Selene Draper Alemany | 44.20 | 9 | B Min | BB: 43.29 (+0.91s | 2.1%) | Legacy Aquatics | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | |
| 4227 | Marina Nolan | 44.20 | 10 | B Min | BB: 43.29 (+0.91s | 2.1%) | Commonwealth Swimming | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 4228 | Cameron Clark | 44.20 | 8 | B Min | BB: 43.29 (+0.91s | 2.1%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 01/16/2026 | 2026 Odd Age Classic | |
| 4229 | Josephine Jacquot | 44.20 | 10 | B Min | BB: 43.29 (+0.91s | 2.1%) | Manta Rays | 03/27/2026 | 2026 MR Bronze Championships Central KBM | |
| 4230 | Isabel Serrat | 44.20 | 10 | B Min | BB: 43.29 (+0.91s | 2.1%) | Thundering Herd Aquatics | 01/17/2026 | Club Mountaineer January Age Group Winter Spl | |
| 4231 | Jada Opoku | 44.20 | 10 | B Min | BB: 43.29 (+0.91s | 2.1%) | Great Wolf Swim Team | 11/21/2025 | 2025 MN STRM 4th Annual Movember Invite | |
| 4232 | Elineke Whitman | 44.20 | 10 | B Min | BB: 43.29 (+0.91s | 2.1%) | West Michigan Swimmers | 03/07/2026 | 2026 Lake Superior Regional Meet | |
| 4233 | Charlotte Humphrey | 44.21 | 9 | B Min | BB: 43.29 (+0.92s | 2.1%) | Egra Waves | 02/07/2026 | 2026 Grand Rapids Open | |
| 4234 | Erika Cotter | 44.21 | 10 | B Min | BB: 43.29 (+0.92s | 2.1%) | St Croix Swim Club | 02/27/2026 | 2026 MN MAN Minnesota Regional Championship | |
| 4235 | Hadley Gearhart | 44.21 | 9 | B Min | BB: 43.29 (+0.92s | 2.1%) | Parkway-Rockwood Gateway Swim | 03/07/2026 | 2026 GTWY 8 Under Champs | |
| 4236 | Anj Messersmith | 44.21 | 9 | B Min | BB: 43.29 (+0.92s | 2.1%) | Island Aquatics | 01/10/2026 | NEW YEAR S MAGSA SCY Meet | |
| 4237 | Clara Neal | 44.21 | 10 | B Min | BB: 43.29 (+0.92s | 2.1%) | Bellevue Club Swim Team | 12/06/2025 | 2025 PN Fall Divisionals, Division 1 OCA | |
| 4238 | Layla Rinehart | 44.21 | 10 | B Min | BB: 43.29 (+0.92s | 2.1%) | Atlantic Coast Athletic Club | 02/27/2026 | 2026 SW District Champs 9 Over | |
| 4239 | Alyson Lam | 44.21 | 9 | B Min | BB: 43.29 (+0.92s | 2.1%) | South Shore YMCA Strypers | 03/21/2026 | 2026 NE YNS YMCA New England Championship | |
| 4240 | Caroline Capozzi | 44.22 | 10 | B Min | BB: 43.29 (+0.93s | 2.1%) | Monterey Bay Swim Club | 07/18/2025 | CVAL | |
| 4241 | Ariana Volk | 44.22 | 10 | B Min | BB: 43.29 (+0.93s | 2.1%) | Olympic Cascade Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 4242 | Madelyn Pritchard | 44.22 | 10 | B Min | BB: 43.29 (+0.93s | 2.1%) | Bolles School Sharks | 12/04/2025 | RAFC Winter Classic | |
| 4243 | Kira Zamfira | 44.22 | 9 | B Min | BB: 43.29 (+0.93s | 2.1%) | Metro Aquatic Club of Miami | 06/06/2026 | NMST June Invite 26 | |
| 4244 | Ainsley Klein | 44.22 | 8 | B Min | BB: 43.29 (+0.93s | 2.1%) | Badger Swim Club,Inc. | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 4245 | Belle Hayducsko | 44.23 | 9 | B Min | BB: 43.29 (+0.94s | 2.1%) | Menomonie Area Aquatic Club | 02/01/2026 | 2026 MN STAR Last Chance Invite | |
| 4246 | Mary Serafin | 44.23 | 10 | B Min | BB: 43.29 (+0.94s | 2.1%) | Bolles School Sharks | 10/10/2025 | 2025 October Classic | |
| 4247 | Rosalie Park | 44.23 | 9 | B Min | BB: 43.29 (+0.94s | 2.1%) | Santa Clara Swim Club | 11/14/2025 | 2025 Santa Clara Swim Club SC CBA Meet | |
| 4248 | Maria Chodakiewicz | 44.23 | 9 | B Min | BB: 43.29 (+0.94s | 2.1%) | Herndon Aquatic Club | 11/21/2025 | 2025 Swim Rock | |
| 4249 | Audrey Scott | 44.23 | 10 | B Min | BB: 43.29 (+0.94s | 2.1%) | San Antonio Wave | 01/17/2026 | 2026 ST AAAA NS Frostbite | |
| 4250 | Olivia Nguyen | 44.23 | 8 | B Min | BB: 43.29 (+0.94s | 2.1%) | Magic City Aquatic League | 02/06/2026 | 2026 SES Region 3 Champions | |
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.