USA Girls 10 & under - 50 Y Fly
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 | Sophia Bogan | 40.19 | 9 | BB Min | A: 36.99 (+3.20s | 8.0%) | Sprc Stingrays | 10/18/2025 | 2025 RAYS Great Pumpkin Splash Invitational | |
| 2002 | Celeste Tabuenca | 40.19 | 10 | BB Min | A: 36.99 (+3.20s | 8.0%) | Nitro Swimming | 02/06/2026 | 2026 ST AQTX STX Champs North | |
| 2003 | Sloane Vargas | 40.19 | 9 | B: 36.89 (+3.30s | 8.2%) | Swim Streamline at Northampton | 01/03/2025 | 2025 SSAN Winter Invite | ||
| 2004 | Aria Hou | 40.19 | 10 | BB Min | A: 36.99 (+3.20s | 8.0%) | North Jeffco Swim Team | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 2005 | Katherine Liu | 40.19 | 10 | BB Min | A: 36.99 (+3.20s | 8.0%) | Arctic Aquatics | 11/14/2025 | 2025 NECRA Nov Distance Specialty Meet Co | |
| 2006 | Samantha Leung | 40.20 | 10 | BB Min | A: 36.99 (+3.21s | 8.0%) | Brooklyn Stingrays | 02/07/2026 | 2026 MR QNS We Fly High Invitational | |
| 2007 | Olivia Oum | 40.20 | 9 | BB Min | A: 36.99 (+3.21s | 8.0%) | Machine Aquatics | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 2008 | Aili Schwartz | 40.20 | 10 | BB Min | A: 36.99 (+3.21s | 8.0%) | Seals Aquatics | 11/22/2025 | Thankswimming Classic 2025 | |
| 2009 | Veva Chase | 40.20 | 10 | BB Min | A: 36.99 (+3.21s | 8.0%) | Blue Wave Swimming | 07/05/2025 | 2025 Watermelon Crawl | |
| 2010 | Hana Park | 40.20 | 9 | BB Min | A: 36.99 (+3.21s | 8.0%) | Olympus Aquatics | 11/21/2025 | 2025 MAC Thanksgiving Invitational | |
| 2011 | Maya Flaherty | 40.20 | 10 | BB Min | A: 36.99 (+3.21s | 8.0%) | Jcc Sea Serpents | 11/08/2025 | 2025 NE JCCS Lochness Specialty Copied | |
| 2012 | Olivia Vasconcelos | 40.21 | 9 | BB Min | A: 36.99 (+3.22s | 8.0%) | Supernova Swim Team | 01/16/2026 | 2026 Odd Age Classic | |
| 2013 | Anna Makovski | 40.21 | 10 | BB Min | A: 36.99 (+3.22s | 8.0%) | King Aquatic Club | 01/24/2026 | 2026 PN IST January Invitational Approved | |
| 2014 | Charlotte Hoyos | 40.21 | 9 | BB Min | A: 36.99 (+3.22s | 8.0%) | Pine Crest Swimming | 11/21/2025 | 2025 NPB Turkey Invite | |
| 2015 | Charlotte Dixon | 40.21 | 10 | BB Min | A: 36.99 (+3.22s | 8.0%) | SwimMAC Carolina | 11/15/2025 | 2025 John Dewey Invitational | |
| 2016 | Emma Rooney | 40.22 | 9 | BB Min | A: 36.99 (+3.23s | 8.0%) | Nation\\\\\\'s Capital Swim Club | 12/05/2025 | 2025 VSTP Ice Breaker Invitational | |
| 2017 | Harper Rogers | 40.22 | 10 | BB Min | A: 36.99 (+3.23s | 8.0%) | Kingfish Swimming Medfield | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 2018 | Audrey Williams | 40.22 | 9 | BB Min | A: 36.99 (+3.23s | 8.0%) | YMCA of the Triangle Area Swim | 12/05/2025 | 2025 TYDE Winter Championship | |
| 2019 | Teagan Clift | 40.22 | 10 | BB Min | A: 36.99 (+3.23s | 8.0%) | Portland Aquatic Club | 02/07/2026 | 2026 OR HEAT BC Blastoff | |
| 2020 | Olivia DeSimone | 40.22 | 10 | BB Min | A: 36.99 (+3.23s | 8.0%) | Hauppauge Swimming | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 2021 | Charlotte Wetzel | 40.22 | 9 | BB Min | A: 36.99 (+3.23s | 8.0%) | Seattle Metropolitan Aquatic C | 11/22/2025 | 2025 PN Nov AGI, Division 2 (SMAC) | |
| 2022 | Josephine Simmons | 40.22 | 8 | BB Min | A: 36.99 (+3.23s | 8.0%) | SwimRVA | 01/24/2026 | 2026 WAC Mike Willard Polar Plunge | |
| 2023 | Furyan Abdullah | 40.23 | 9 | BB Min | A: 36.99 (+3.24s | 8.1%) | Legacy Aquatics | 05/17/2025 | 2025 John DeRoest Sextathlon Swim Meet | |
| 2024 | Madison Chapman | 40.23 | 9 | BB Min | A: 36.99 (+3.24s | 8.1%) | SwimMAC Carolina | 11/15/2025 | 2025 John Dewey Invitational | |
| 2025 | Estella Rogers | 40.23 | 10 | BB Min | A: 36.99 (+3.24s | 8.1%) | Bayside Aquatics | 09/26/2025 | RAC First Splash 2025 | |
| 2026 | Katherine Naddeo | 40.23 | 10 | BB Min | A: 36.99 (+3.24s | 8.1%) | Atlantic Coast Athletic Club | 12/04/2025 | 14th Annual Swim Tri Speedo Winter Champs | |
| 2027 | Keating Farmer | 40.23 | 9 | BB Min | A: 36.99 (+3.24s | 8.1%) | Centreville Swim Club | 12/12/2025 | 2025 MAKO HOLIDAY INVITATIONAL | |
| 2028 | Aakansha Phadtare | 40.24 | 8 | BB Min | A: 36.99 (+3.25s | 8.1%) | Nova of Virginia | 01/09/2026 | NOVA New Year S Kick Off | |
| 2029 | Anya Radlinski | 40.24 | 10 | BB Min | A: 36.99 (+3.25s | 8.1%) | Portland Aquatic Club | 09/27/2025 | FGSC 2025 Season Opener Pentathlon | |
| 2030 | Anna Doyle | 40.24 | 10 | BB Min | A: 36.99 (+3.25s | 8.1%) | Cincinnati Marlins | 01/16/2026 | 2026 TNAQ JANUARY INVITATIONAL | |
| 2031 | Hadley Perk | 40.25 | 9 | BB Min | A: 36.99 (+3.26s | 8.1%) | Unattached | 05/04/2025 | LESD May Madness | |
| 2032 | Austen Hovis | 40.25 | 9 | BB Min | A: 36.99 (+3.26s | 8.1%) | Gaston Gators | 12/12/2025 | 2025 NC QCD Holiday Invite | |
| 2033 | Elisabeth Sass | 40.25 | 10 | BB Min | A: 36.99 (+3.26s | 8.1%) | Hydra Aquatics | 11/21/2025 | 2025 Fall Festivus | |
| 2034 | Kyra Biswas | 40.25 | 9 | BB Min | A: 36.99 (+3.26s | 8.1%) | Cranston YMCA Marlins | 02/01/2026 | 2026 NE NCYW 36th Annual YMCA Pentathlon | |
| 2035 | Emma Guo | 40.26 | 9 | BB Min | A: 36.99 (+3.27s | 8.1%) | Otter Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 2036 | Emily Eybalin Sebastiao | 40.26 | 10 | BB Min | A: 36.99 (+3.27s | 8.1%) | Upper Valley Aquatic Club | 01/16/2026 | 2026 NE UVAC Bronze Championships | |
| 2037 | Reese Driver | 40.26 | 10 | BB Min | A: 36.99 (+3.27s | 8.1%) | St Albans Sharks | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 2038 | Elizabeth Zou | 40.27 | 7 | BB Min | A: 36.99 (+3.28s | 8.1%) | Harbor Seals | 12/21/2025 | 2025 MR SSC Reindeer Games Invitational | |
| 2039 | James Botterill | 40.27 | 9 | BB Min | A: 36.99 (+3.28s | 8.1%) | Granite City Aquatics | 02/07/2026 | 2026 MN SDVL Sweet Heart Classic | |
| 2040 | Stella Xu | 40.27 | 9 | BB Min | A: 36.99 (+3.28s | 8.1%) | Life Time Fitness New York Swi | 12/21/2025 | 2025 MR SSC Reindeer Games Invitational | |
| 2041 | Brielle Zagula | 40.28 | 9 | BB Min | A: 36.99 (+3.29s | 8.2%) | Rebel Aquatic Club | 04/11/2025 | 2025 GTSA TYR Spring Championship | |
| 2042 | Ruby Li | 40.28 | 9 | BB Min | A: 36.99 (+3.29s | 8.2%) | Palo Alto Stanford Aquatics | 02/07/2026 | PASA CBA+ SCY Meet Feb 2026 | |
| 2043 | Lilly Davidson | 40.28 | 10 | BB Min | A: 36.99 (+3.29s | 8.2%) | Kingfish Swimming Medfield | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 2044 | Yazmeen Chotilal | 40.28 | 9 | BB Min | A: 36.99 (+3.29s | 8.2%) | Barracudas Swim Club | 02/06/2026 | 2026 MR YMID February Classic Copied | |
| 2045 | Lily Sun | 40.29 | 8 | BB Min | A: 36.99 (+3.30s | 8.2%) | Cascade Swim Club | 11/22/2025 | 2025 PN November AGI, Division 4 (WEST) | |
| 2046 | Anna Maher | 40.29 | 10 | BB Min | A: 36.99 (+3.30s | 8.2%) | Madison Swimming Association | 01/30/2026 | MSA Ray Fogg Memorial Meet 2026 | |
| 2047 | Charlotte Atkinson | 40.29 | 9 | BB Min | A: 36.99 (+3.30s | 8.2%) | Marlins Of Raleigh | 02/13/2026 | Speedo 2026 MOR Short Course Qualifier Meet | |
| 2048 | Sakura Maruyama | 40.29 | 10 | BB Min | A: 36.99 (+3.30s | 8.2%) | Revolution Swim Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 2049 | Emilia Tchaouchev | 40.29 | 9 | BB Min | A: 36.99 (+3.30s | 8.2%) | Otter Swim Club | 11/14/2025 | PSL Pumpkin Spice Lovers 25 129 | |
| 2050 | Arlette Wang | 40.29 | 10 | BB Min | A: 36.99 (+3.30s | 8.2%) | DeAnza Cupertino Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
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.