USA Girls 10 & under - 50 Y Free
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 | Lilian Diebold | 34.29 | 10 | BB Min | A: 32.09 (+2.20s | 6.4%) | Jersey Gators | 01/03/2026 | 2026 TYR Winterfest | |
| 2002 | River Steinbis | 34.29 | 10 | BB Min | A: 32.09 (+2.20s | 6.4%) | Boise YMCA Swim Team | 12/20/2025 | 2025 BY Candy Cane Invitational | |
| 2003 | Penny Grewe | 34.29 | 10 | BB Min | A: 32.09 (+2.20s | 6.4%) | Sporting Jax Aquatic Club | 01/30/2026 | 2026 BSS February Classic Copied | |
| 2004 | Blakely Kuhn | 34.29 | 9 | BB Min | A: 32.09 (+2.20s | 6.4%) | Northern KY Clippers | 10/23/2026 | 2026 CLPR Halloween Meet | |
| 2005 | Edith Garrett | 34.29 | 9 | BB Min | A: 32.09 (+2.20s | 6.4%) | San Antonio Wave | 02/13/2026 | 2026 ST HPAC STX Champs South | |
| 2006 | Reegan O'Connor | 34.30 | 10 | BB Min | A: 32.09 (+2.21s | 6.4%) | Vermillion Area Swim Team | 02/20/2026 | 2026 SD 12 Under Short Course State A Champ | |
| 2007 | Natalee Versoi | 34.30 | 10 | BB Min | A: 32.09 (+2.21s | 6.4%) | Mariner | 11/06/2025 | 2025 NW District I 4A Girls HS OB | |
| 2008 | Bella Zhang | 34.30 | 9 | BB Min | A: 32.09 (+2.21s | 6.4%) | Unattached | 10/19/2024 | 2024 ST YMCA Swim Y All Octoberfest | |
| 2009 | Everly Vagts | 34.30 | 9 | BB Min | A: 32.09 (+2.21s | 6.4%) | Annapolis Swim Club | 02/13/2026 | 2026 ASA President S Day Classic | |
| 2010 | Thanmai Ruban Kumar | 34.30 | 10 | BB Min | A: 32.09 (+2.21s | 6.4%) | Unattached | 09/17/2026 | 2026 ST NIST September Race Night | |
| 2011 | Analeigh Wilson | 34.30 | 10 | BB Min | A: 32.09 (+2.21s | 6.4%) | Swim Streamline at Northampton | 10/16/2026 | 2026 ST ASC Bob Thompson Open | |
| 2012 | Hazel Rondeau | 34.30 | 9 | BB Min | A: 32.09 (+2.21s | 6.4%) | West Express Swim Team | 10/10/2026 | 2026 MN FOXJ Fall Invitational | |
| 2013 | Mila Kuprevich | 34.30 | 10 | BB Min | A: 32.09 (+2.21s | 6.4%) | Front Range Barracudas | 10/17/2026 | 2026 CO Alpha Tide High Point Showdown | |
| 2014 | Poliana Martin | 34.30 | 10 | BB Min | A: 32.09 (+2.21s | 6.4%) | Nitro Swimming | 10/18/2026 | 2026 ST TXLA 10 U Fall Kick Off Invite | |
| 2015 | Nora Craggy | 34.30 | 10 | BB Min | A: 32.09 (+2.21s | 6.4%) | Hydro Swim Club | 10/25/2026 | 2026 Hydro Halloween Pentathlon | |
| 2016 | Catherine Burchett | 34.31 | 9 | BB Min | A: 32.09 (+2.22s | 6.5%) | 757swim | 01/09/2026 | 2026 757swim Splash And Dash | |
| 2017 | Maren Monaldo | 34.31 | 10 | BB Min | A: 32.09 (+2.22s | 6.5%) | Annapolis Swim Club | 12/04/2025 | 2025 Sport Fair Winter Classic | |
| 2018 | Emma Luhta | 34.31 | 10 | BB Min | A: 32.09 (+2.22s | 6.5%) | Annapolis Swim Club | 10/03/2025 | 2025 ASC All Freestyle Meet | |
| 2019 | Amara Harper | 34.31 | 10 | BB Min | A: 32.09 (+2.22s | 6.5%) | Syracuse Chargers | 10/16/2026 | Mexico Tiger Sharks October Meet 2026 | |
| 2020 | Sarah He | 34.31 | 10 | BB Min | A: 32.09 (+2.22s | 6.5%) | Alto Swim Club | 10/24/2026 | BAC SPOOKY FALL CLASSIC | |
| 2021 | Aurora Decktor | 34.32 | 10 | BB Min | A: 32.09 (+2.23s | 6.5%) | Eagle Swim Team Inc. | 02/14/2026 | EST Vs NAAC Dual Meet | |
| 2022 | Harper Rule | 34.32 | 10 | BB Min | A: 32.09 (+2.23s | 6.5%) | New Albany Aquatic Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2023 | Mae McManus | 34.32 | 9 | BB Min | A: 32.09 (+2.23s | 6.5%) | Crimson Aquatics | 12/12/2025 | 2025 NE CRIM Frosty Frenzy Trials Finals | |
| 2024 | Margaret Mariscalco | 34.32 | 9 | BB Min | A: 32.09 (+2.23s | 6.5%) | SwimRVA | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 2025 | Charlotte Wetzel | 34.32 | 10 | BB Min | A: 32.09 (+2.23s | 6.5%) | Seattle Metropolitan Aquatic C | 02/27/2026 | 2026 PN February AGI, Div 1 Approved | |
| 2026 | Brooklyn King | 34.32 | 10 | BB Min | A: 32.09 (+2.23s | 6.5%) | Southwest Stars Swim Club | 09/12/2026 | 2026 Elizabeth Kazeck Fall Sprint | |
| 2027 | Avery Hawk | 34.32 | 9 | BB Min | A: 32.09 (+2.23s | 6.5%) | Pikes Peak Athletics | 10/16/2026 | 2026 CO PPA Harvest Heats | |
| 2028 | Aliana Mazon | 34.32 | 10 | BB Min | A: 32.09 (+2.23s | 6.5%) | Pueblo Swim Club | 10/09/2026 | 2026 CO Gian Luc Jordan Open | |
| 2029 | Opaline Maffei | 34.33 | 9 | BB Min | A: 32.09 (+2.24s | 6.5%) | Nation\\\\\\'s Capital Swim Club | 03/20/2026 | March Madness 2026 | |
| 2030 | Minhye Kwon | 34.33 | 10 | BB Min | A: 32.09 (+2.24s | 6.5%) | Rochester Adams | 11/05/2025 | 2025 OAA Girls White League Meet | |
| 2031 | Emily Enodunmwenben | 34.33 | 9 | BB Min | A: 32.09 (+2.24s | 6.5%) | Riptide Swim Team | 02/27/2026 | 2026 MN MAN Minnesota Regional Championship | |
| 2032 | Eliana Lee | 34.33 | 10 | BB Min | A: 32.09 (+2.24s | 6.5%) | Scarlet Aquatics | 01/10/2026 | 2026 PTAC Tiger Invitational | |
| 2033 | Siyana Pavlov | 34.33 | 10 | BB Min | A: 32.09 (+2.24s | 6.5%) | Wellington Storm | 10/02/2026 | Mike Horgan 2026 | |
| 2034 | Ariya Ajay | 34.33 | 9 | BB Min | A: 32.09 (+2.24s | 6.5%) | California Dolphins Swim Team | 07/25/2026 | Zone 2 Summer Championships | |
| 2035 | Ellie Zhao | 34.33 | 9 | BB Min | A: 32.09 (+2.24s | 6.5%) | California Dolphins Swim Team | 10/10/2026 | Orinda Aquatics PC SC C B BB+ | |
| 2036 | Audrey Kagarise | 34.34 | 10 | BB Min | A: 32.09 (+2.25s | 6.6%) | Atlantic Coast Athletic Club | 01/16/2026 | CA Y Winter Rumble Copied | |
| 2037 | Isabel Stoddard | 34.34 | 10 | BB Min | A: 32.09 (+2.25s | 6.6%) | Cottonwood Heights Aquatics | 10/10/2025 | 2025 CHAT October Intersquad | |
| 2038 | Kiko Kurata | 34.34 | 10 | BB Min | A: 32.09 (+2.25s | 6.6%) | Splash Aquatics | 10/24/2026 | 2026 HI 26th Annual Bill Smith Invitational | |
| 2039 | Audrey Garcia | 34.34 | 9 | BB Min | A: 32.09 (+2.25s | 6.6%) | West Coast Aquatics | 09/26/2026 | 2026 PN IST Sockeye Sprints Approved | |
| 2040 | Anna Gutierrez Najera | 34.34 | 9 | BB Min | A: 32.09 (+2.25s | 6.6%) | EL Paso Border Land Swim Team | 10/17/2026 | 2026 BD SWAToberfest Sprintacular | |
| 2041 | Chloe Xin | 34.34 | 8 | BB Min | A: 32.09 (+2.25s | 6.6%) | Otter Swim Club | 10/24/2026 | BAC SPOOKY FALL CLASSIC | |
| 2042 | Johanna Asante | 34.35 | 9 | BB Min | A: 32.09 (+2.26s | 6.6%) | Stamford Sailfish Aquatic Club | 12/11/2025 | 2025 NE CRA Winter Invitational | |
| 2043 | Jesshua Hathaway | 34.35 | 10 | BB Min | A: 32.09 (+2.26s | 6.6%) | Connecticut Aquatic Club | 12/12/2025 | 2025 NE CRIM Frosty Frenzy Trials Finals | |
| 2044 | Megan Chang | 34.35 | 10 | BB Min | A: 32.09 (+2.26s | 6.6%) | Nitro Swimming | 09/26/2026 | 2026 ST NTRO Autumn Classic | |
| 2045 | Noelle Pan | 34.35 | 9 | BB Min | A: 32.09 (+2.26s | 6.6%) | Nitro Swimming | 10/18/2026 | 2026 ST TXLA 10 U Fall Kick Off Invite | |
| 2046 | Morgan Borey | 34.35 | 9 | BB Min | A: 32.09 (+2.26s | 6.6%) | Chiawana | 10/10/2026 | 2026 (PN) WIAA 30th Annual Mukilteo OBSERVED | |
| 2047 | Arielle Zur | 34.36 | 9 | BB Min | A: 32.09 (+2.27s | 6.6%) | Long Island Express | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
| 2048 | Marlow Reynolds | 34.36 | 10 | BB Min | A: 32.09 (+2.27s | 6.6%) | Condors Swim Club | 02/06/2026 | 2026 MR COND Last Chance Invitational | |
| 2049 | Rylee Fooshee | 34.36 | 9 | BB Min | A: 32.09 (+2.27s | 6.6%) | Woodward Aquatics Club | 09/12/2026 | OST Fall Invite | |
| 2050 | Tessa Vanhoozier | 34.36 | 10 | BB Min | A: 32.09 (+2.27s | 6.6%) | Aquatic Team Of Mecklenburg | 03/20/2026 | 2026 BRSL 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.