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 | Taylor Greim | 40.68 | 10 | BB Min | A: 37.99 (+2.69s | 6.6%) | Hydra Aquatics | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2002 | Ahri Ngo | 40.68 | 10 | BB Min | A: 37.99 (+2.69s | 6.6%) | Rockford Riptide | 12/13/2025 | 2025 Holiday Cup | |
| 2003 | Abigail Brown | 40.69 | 8 | BB Min | A: 37.99 (+2.70s | 6.6%) | Plymouth Canton Cruisers | 02/27/2026 | 2026 Junior Cup | |
| 2004 | Ellie Smith | 40.69 | 8 | BB Min | A: 37.99 (+2.70s | 6.6%) | Plymouth Canton Cruisers | 02/13/2026 | 2026 Showdown In Motown | |
| 2005 | Grace Nichols | 40.69 | 10 | BB Min | A: 37.99 (+2.70s | 6.6%) | Apollo Beach Swim Team | 05/02/2026 | 2026 Berkeley May Day | |
| 2006 | Lilliana Snow | 40.69 | 9 | BB Min | A: 37.99 (+2.70s | 6.6%) | Nitro Swimming | 12/12/2025 | 2025 ST AAAA NS Winter Wonderland | |
| 2007 | Nora Kosky | 40.69 | 10 | BB Min | A: 37.99 (+2.70s | 6.6%) | Aquawolves Swimming | 01/04/2026 | 2026 CO AAC Sprint Eliminator Invite | |
| 2008 | Macklin McAlister | 40.69 | 9 | BB Min | A: 37.99 (+2.70s | 6.6%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 01/16/2026 | 2026 Odd Age Classic | |
| 2009 | Tessa Iaci | 40.69 | 10 | BB Min | A: 37.99 (+2.70s | 6.6%) | The Capitol Sea Devils | 01/24/2026 | 2026 SDS Polar Bear Invitational | |
| 2010 | Gretta Russell | 40.70 | 10 | BB Min | A: 37.99 (+2.71s | 6.7%) | Egra Waves | 03/07/2026 | 2026 Lake Michigan Regional Meet | |
| 2011 | Carly Williams | 40.70 | 9 | BB Min | A: 37.99 (+2.71s | 6.7%) | Eagle Swim Team Inc. | 03/13/2026 | 2026 Speedo Maryland Junior Championship Si | |
| 2012 | Ava Ferrer | 40.70 | 10 | BB Min | A: 37.99 (+2.71s | 6.7%) | Farmingdale Aquatics | 02/20/2026 | 2026 MR Silvers Championship South HAUP | |
| 2013 | Jiho Kim | 40.70 | 10 | BB Min | A: 37.99 (+2.71s | 6.7%) | DeAnza Cupertino Aquatics | 02/21/2026 | Pacific Swimming 10 U SCY Championship | |
| 2014 | Hadley Hausel | 40.70 | 10 | BB Min | A: 37.99 (+2.71s | 6.7%) | Denver Swim Academy | 03/06/2026 | 2026 CO 14 U Silver State | |
| 2015 | Zoe Norkunas | 40.70 | 8 | BB Min | A: 37.99 (+2.71s | 6.7%) | 757swim | 01/09/2026 | 2026 757swim Splash And Dash | |
| 2016 | Emaline Sardjito | 40.71 | 8 | BB Min | A: 37.99 (+2.72s | 6.7%) | Quince Orchard Swim Academy | 11/08/2025 | 2025 Autumn Mini Meet | |
| 2017 | Clara Royer | 40.71 | 11 | BB Min | A: 37.99 (+2.72s | 6.7%) | Cca Marlins of Virginia | 09/20/2025 | Marlins Back To The Pool With NP | |
| 2018 | Chloe Wang | 40.71 | 10 | BB Min | A: 37.99 (+2.72s | 6.7%) | Gator Swim Club | 10/10/2025 | 2025 FAST Pumpkin Plunge | |
| 2019 | Fazia Cherik | 40.71 | 10 | BB Min | A: 37.99 (+2.72s | 6.7%) | Tiger Aquatics | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 2020 | Chelsea Liu | 40.71 | 9 | BB Min | A: 37.99 (+2.72s | 6.7%) | YMCA of Greater Nashua Storm | 05/09/2026 | 2026 NE STRM Spring Splash W Distance | |
| 2021 | Alamira Babay | 40.72 | 10 | BB Min | A: 37.99 (+2.73s | 6.7%) | 92ny Flying Dolphins | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 2022 | Nhi Ngo | 40.72 | 8 | BB Min | A: 37.99 (+2.73s | 6.7%) | Suburban Aquatics | 03/20/2026 | 26th Annual Spring Championships | |
| 2023 | Millie Halm | 40.72 | 10 | BB Min | A: 37.99 (+2.73s | 6.7%) | Findlay YMCA Frogs | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2024 | Taylor Skelton | 40.72 | 10 | BB Min | A: 37.99 (+2.73s | 6.7%) | Central Ohio Aquatics | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2025 | Cara Marx | 40.72 | 10 | BB Min | A: 37.99 (+2.73s | 6.7%) | North Suburban Aquatic Club | 06/20/2026 | 2026 MN AQJT June | |
| 2026 | Gabrielle Oswald | 40.72 | 9 | BB Min | A: 37.99 (+2.73s | 6.7%) | Northwest Georgia Aquatics | 01/09/2026 | 2026 MCC January Invite | |
| 2027 | Emily Downs | 40.72 | 10 | BB Min | A: 37.99 (+2.73s | 6.7%) | Valley Aquatics | 03/21/2026 | 2026 PN OSTSEAL Kaholo Island ClassicApproved | |
| 2028 | Hattie Jones | 40.72 | 10 | BB Min | A: 37.99 (+2.73s | 6.7%) | Lakeridge Swim Team | 10/17/2025 | 2025 KING OF THE HILL CHALLENGE | |
| 2029 | Jillian Fiske | 40.72 | 9 | BB Min | A: 37.99 (+2.73s | 6.7%) | Machine Aquatics | 12/20/2025 | 2025 Candy Cane Sprints | |
| 2030 | Grace McManus | 40.72 | 9 | BB Min | A: 37.99 (+2.73s | 6.7%) | Huntington YMCA Bluefish | 02/20/2026 | 2026 MR Silvers Championship South HAUP | |
| 2031 | Stella Kang | 40.73 | 10 | BB Min | A: 37.99 (+2.74s | 6.7%) | Lone Star Aquatic Club | 11/16/2025 | 2025 ST TXLA 10 U November Unclassified | |
| 2032 | Sophia Suprun | 40.73 | 9 | BB Min | A: 37.99 (+2.74s | 6.7%) | Columbia Aquatics Association | 09/26/2025 | RAC First Splash 2025 | |
| 2033 | Waverly Bates | 40.73 | 10 | BB Min | A: 37.99 (+2.74s | 6.7%) | Dothan Dolphins Swim Team | 02/13/2026 | 2026 SES Region 4 Championships | |
| 2034 | Cora Kuletsky | 40.74 | 10 | BB Min | A: 37.99 (+2.75s | 6.8%) | Hauppauge Swimming | 02/20/2026 | 2026 MR Silvers Championship South HAUP | |
| 2035 | Bailey Aguilar-Marin | 40.74 | 8 | BB Min | A: 37.99 (+2.75s | 6.8%) | Clovis Swim Club | 01/10/2026 | 2026 Clovis Swim Club Winter Open | |
| 2036 | Madeline Halle | 40.74 | 9 | BB Min | A: 37.99 (+2.75s | 6.8%) | Delaware Riptide YMCA Swim Tea | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2037 | Emilia Tchaouchev | 40.74 | 9 | BB Min | A: 37.99 (+2.75s | 6.8%) | Otter Swim Club | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | |
| 2038 | Cora Priester | 40.74 | 10 | BB Min | A: 37.99 (+2.75s | 6.8%) | Smithfield YMCA Dolphins | 02/01/2026 | 2026 NE NCYW 36th Annual YMCA Pentathlon | |
| 2039 | Jillian Parkin | 40.74 | 9 | BB Min | A: 37.99 (+2.75s | 6.8%) | Chinook Aquatic Club | 04/18/2026 | 2026 PN UPAC Mark Olson Classic Approved | |
| 2040 | Angelina Militano | 40.75 | 10 | BB Min | A: 37.99 (+2.76s | 6.8%) | Empire Swimming | 11/08/2025 | 2025 MR PAC Maria Parmanan Invitational | |
| 2041 | Hutton Patterson | 40.75 | 10 | BB Min | A: 37.99 (+2.76s | 6.8%) | Crimson Aquatics | 01/30/2026 | 2026 NE CS Silver Championships | |
| 2042 | Gwyneth Schumacher | 40.75 | 10 | BB Min | A: 37.99 (+2.76s | 6.8%) | Florida Atlantic Aquatics | 02/06/2026 | Friendship Meet 2026 | |
| 2043 | Joanna Sargent | 40.75 | 10 | BB Min | A: 37.99 (+2.76s | 6.8%) | Alameda Gators | 03/28/2026 | Albany Armada Aquatics SC C B BB+ | |
| 2044 | Maggie Sherman | 40.75 | 9 | BB Min | A: 37.99 (+2.76s | 6.8%) | Westchester Aquatic Club | 02/20/2026 | 2026 MR Metro Silver Central Champs WEST | |
| 2045 | Addison Roskamp | 40.76 | 9 | BB Min | A: 37.99 (+2.77s | 6.8%) | Grand Rapids Aquatics | 11/15/2025 | 2025 GR Gales Of November Open Invitational | |
| 2046 | Everly Vagts | 40.76 | 9 | BB Min | A: 37.99 (+2.77s | 6.8%) | Annapolis Swim Club | 03/13/2026 | 2026 Speedo Maryland Junior Championship Si | |
| 2047 | Zoe Pedonti | 40.76 | 10 | BB Min | A: 37.99 (+2.77s | 6.8%) | Unattached | 07/11/2026 | Willits Otters Hot Summer Swim | |
| 2048 | Blakely Garcia | 40.76 | 10 | BB Min | A: 37.99 (+2.77s | 6.8%) | Bellevue Club Swim Team | 03/29/2025 | 2025 PN Spring Finale, Division 1 | |
| 2049 | Emily Kouassi | 40.76 | 10 | BB Min | A: 37.99 (+2.77s | 6.8%) | Houston Hydra | 01/10/2025 | MAC 2025 Neon New Year Meet | |
| 2050 | Emerson Garrett | 40.77 | 10 | BB Min | A: 37.99 (+2.78s | 6.8%) | Raleigh Swimming Association | 01/16/2026 | 2026 RSA Winter Tri | |
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.