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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2001 | Claire Doherty | 41.02 | 10 | BB Min | A: 37.99 (+3.03s | 7.4%) | Mason Makos Swim Team | 03/21/2026 | 2026 MAKO SPRING FLING | |
| 2002 | Everly Hasbrouck | 41.02 | 8 | BB Min | A: 37.99 (+3.03s | 7.4%) | Nova of Virginia | 01/09/2026 | NOVA New Year S Kick Off | |
| 2003 | Caroline Meadows | 41.03 | 10 | BB Min | A: 37.99 (+3.04s | 7.4%) | Hanover Aquatics | 01/17/2026 | 2026 Duck Bowl | |
| 2004 | Cali Martinez | 41.03 | 9 | BB Min | A: 37.99 (+3.04s | 7.4%) | Nampa Swim Team | 10/11/2025 | 2025 Koudelka Memorial | |
| 2005 | Mary Broderick | 41.03 | 9 | BB Min | A: 37.99 (+3.04s | 7.4%) | Swim Omaha | 02/20/2026 | 2026 MW Midwestern Age Group Short Course | |
| 2006 | Anna Magni | 41.03 | 10 | BB Min | A: 37.99 (+3.04s | 7.4%) | Asphalt Green Unified Aquatics | 01/17/2026 | 2026 MR AGUA MLK Invitational | |
| 2007 | Juni Keum | 41.03 | 10 | BB Min | A: 37.99 (+3.04s | 7.4%) | Columbia Aquatics Association | 12/04/2025 | 2025 Sport Fair Winter Classic | |
| 2008 | Isabella Lu | 41.03 | 10 | BB Min | A: 37.99 (+3.04s | 7.4%) | Matchpoint Nyc | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 2009 | Francine Gilroy | 41.03 | 10 | BB Min | A: 37.99 (+3.04s | 7.4%) | Huntington YMCA Bluefish | 02/20/2026 | 2026 MR Silvers Championship South HAUP | |
| 2010 | Greta Anderson | 41.03 | 10 | BB Min | A: 37.99 (+3.04s | 7.4%) | Aberdeen Swim Club | 02/20/2026 | 2026 SD 12 Under Short Course State A Champ | |
| 2011 | Violet Stanevich | 41.04 | 10 | BB Min | A: 37.99 (+3.05s | 7.4%) | Westport Weston Family YMCA Wa | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 2012 | Jayda Rios | 41.04 | 9 | BB Min | A: 37.99 (+3.05s | 7.4%) | Three Village Swim Club | 01/09/2026 | 2026 MR TVSC TJ Kelly Memorial Joust | |
| 2013 | Danielle Bast | 41.04 | 10 | BB Min | A: 37.99 (+3.05s | 7.4%) | Quince Orchard Swim Academy | 01/17/2026 | 2026 PV January Open Audrey Moore | |
| 2014 | Molly Imhoff | 41.04 | 10 | BB Min | A: 37.99 (+3.05s | 7.4%) | Cincinnati Marlins | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2015 | Francesca Mastrorocco | 41.04 | 9 | BB Min | A: 37.99 (+3.05s | 7.4%) | Swim Lake City Legends | 12/13/2025 | 2025 UTAH Winter Classic | |
| 2016 | Kyla Parnell | 41.04 | 10 | BB Min | A: 37.99 (+3.05s | 7.4%) | Dedham Health Hydra | 06/07/2026 | 2026 NE NSSC June Invitational At BC High | |
| 2017 | Catherine Ebbeling | 41.04 | 10 | BB Min | A: 37.99 (+3.05s | 7.4%) | YMCA of Austin Swim Alliance | 12/13/2025 | 2025 ST SRG HOHOHO Howorth Classic | |
| 2018 | Amarie Helenske | 41.05 | 10 | BB Min | A: 37.99 (+3.06s | 7.5%) | Saint Petersburg Aquatics | 02/27/2026 | 2026 Spring Area 3 Championships | |
| 2019 | Josephine Sverchek | 41.05 | 10 | BB Min | A: 37.99 (+3.06s | 7.5%) | Nation\\\\\\'s Capital Swim Club | 01/10/2026 | 2026 VSTP Polar Plunge | |
| 2020 | Victoria Woodall | 41.05 | 10 | BB Min | A: 37.99 (+3.06s | 7.5%) | Wind N Sea Swim Team | 01/17/2026 | 2026 SI MRA A BB Meet | |
| 2021 | Elizabeth Russell | 41.05 | 10 | BB Min | A: 37.99 (+3.06s | 7.5%) | VC Sharks Swim Team | 12/13/2025 | 2025 MN NLSA Marlins DECEMBER Invite | |
| 2022 | Autumn Jones | 41.05 | 10 | BB Min | A: 37.99 (+3.06s | 7.5%) | Crimson Tide Aquatics | 01/16/2026 | 2026 Gabrielle Rose Tiger Classic | |
| 2023 | Penny Pollman | 41.05 | 10 | BB Min | A: 37.99 (+3.06s | 7.5%) | Oak Hills Youth Athletics | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2024 | Maria Matulevich | 41.06 | 9 | BB Min | A: 37.99 (+3.07s | 7.5%) | Unattached | 09/27/2025 | 2025 NE YNS September Sprint Spectacular Co | |
| 2025 | Lexington Daw | 41.06 | 10 | BB Min | A: 37.99 (+3.07s | 7.5%) | Mecklenburg Swim Association | 02/07/2026 | MSA IM Tough Meet 2026 | |
| 2026 | Marleigh Rhedrick | 41.06 | 10 | BB Min | A: 37.99 (+3.07s | 7.5%) | Queen City Dolphins | 01/10/2026 | ATOM Frosty Invitational 2026 | |
| 2027 | Yunqiao Tang | 41.06 | 9 | BB Min | A: 37.99 (+3.07s | 7.5%) | Santa Clara Swim Club | 02/28/2026 | Swim South Bay | |
| 2028 | Adriana Cargiulo | 41.06 | 10 | BB Min | A: 37.99 (+3.07s | 7.5%) | Mason Makos Swim Team | 03/21/2026 | 2026 MAKO SPRING FLING | |
| 2029 | Madelyn Rop | 41.07 | 10 | BB Min | A: 37.99 (+3.08s | 7.5%) | Byron Center Aquatics | 03/07/2026 | 2026 Lake Michigan Regional Meet | |
| 2030 | Poppy Mitchell | 41.07 | 9 | BB Min | A: 37.99 (+3.08s | 7.5%) | Zeus Swim Team | 12/05/2025 | 2025 MR NYS Holiday Classic Trials Finals | |
| 2031 | Bella Zhang | 41.07 | 9 | BB Min | A: 37.99 (+3.08s | 7.5%) | Unattached | 10/19/2024 | 2024 ST YMCA Swim Y All Octoberfest | |
| 2032 | Violet McVeigh | 41.07 | 9 | BB Min | A: 37.99 (+3.08s | 7.5%) | North Carolina Aquatic Club | 03/14/2026 | 2026 MOR Reagan Martin Rocks Swim Meet | |
| 2033 | Sawyer Smith | 41.07 | 9 | BB Min | A: 37.99 (+3.08s | 7.5%) | Sylvania Tsunami Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2034 | Evelyn Ma | 41.07 | 9 | BB Min | A: 37.99 (+3.08s | 7.5%) | Arctic Aquatics | 05/01/2026 | 2026 NE ARCT Spring Specialty Meet | |
| 2035 | Adelyn Russell | 41.08 | 10 | BB Min | A: 37.99 (+3.09s | 7.5%) | Egra Waves | 02/07/2026 | 2026 Grand Rapids Open | |
| 2036 | Myla Winner | 41.08 | 10 | BB Min | A: 37.99 (+3.09s | 7.5%) | Seahawks Swim club | 02/27/2026 | Ozark Division I Championship | |
| 2037 | Klara Koesel | 41.08 | 10 | BB Min | A: 37.99 (+3.09s | 7.5%) | Bainbridge Island Swim Club | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 2038 | Pei Song | 41.08 | 9 | BB Min | A: 37.99 (+3.09s | 7.5%) | Commonwealth Swimming | 06/06/2026 | 2026 NE NSSC June Invitational @ SJP | |
| 2039 | Ahana Desai | 41.08 | 10 | BB Min | A: 37.99 (+3.09s | 7.5%) | Episcopal AmberJax | 07/05/2026 | 2026 July Last Chance Meet | |
| 2040 | Cecilia Stidham | 41.09 | 9 | BB Min | A: 37.99 (+3.10s | 7.5%) | Silver Spring YMCA Piranhas | 03/20/2026 | 26th Annual Spring Championships | |
| 2041 | Ella Dewar | 41.09 | 10 | BB Min | A: 37.99 (+3.10s | 7.5%) | Crimson Aquatics | 01/09/2026 | 2026 NE CRIM Jan Team Specialty | |
| 2042 | Phoebe Chia | 41.10 | 10 | BB Min | A: 37.99 (+3.11s | 7.6%) | Pacific Swim | 12/13/2025 | 2025 SI CAST 14U Rising Stars 2 | |
| 2043 | Reming Potter | 41.10 | 9 | BB Min | A: 37.99 (+3.11s | 7.6%) | Winning Waters Aquatics Club | 04/18/2026 | 2026 ST SCY Surge Earth Day | |
| 2044 | Anna Wang | 41.10 | 9 | BB Min | A: 37.99 (+3.11s | 7.6%) | Excel Aquatics | 01/16/2026 | 2026 TYR Mardi Gras Invite | |
| 2045 | Rose Phinney | 41.10 | 9 | BB Min | A: 37.99 (+3.11s | 7.6%) | Middlebury Aquatics Club | 01/30/2026 | 2026 NE UVAC Silvers | |
| 2046 | Belle Liu | 41.10 | 8 | BB Min | A: 37.99 (+3.11s | 7.6%) | Asphalt Green Unified Aquatics | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 2047 | Lydia Galan | 41.10 | 10 | BB Min | A: 37.99 (+3.11s | 7.6%) | Highbridge Aquatics | 12/05/2025 | 2025 Holiday Classic | |
| 2048 | Lydia Kingery | 41.11 | 9 | BB Min | A: 37.99 (+3.12s | 7.6%) | Tide Swimming | 12/11/2025 | 2025 East Coast WinterFest | |
| 2049 | Julia Gonzalez | 41.11 | 10 | BB Min | A: 37.99 (+3.12s | 7.6%) | Long Island Aquatic Club | 01/09/2026 | 2026 MR TVSC TJ Kelly Memorial Joust | |
| 2050 | Anna Loft | 41.11 | 10 | BB Min | A: 37.99 (+3.12s | 7.6%) | Csp Tideriders | 02/27/2026 | Ozark Division I Championship | |
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.