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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1951 | Gia Dailey | 39.84 | 10 | BB Min | A: 37.99 (+1.85s | 4.6%) | Club Wolverine | 02/14/2026 | SAC Winter Classic | |
| 1952 | Ava Lee | 39.85 | 10 | BB Min | A: 37.99 (+1.86s | 4.7%) | Twisters Swim Club | 11/14/2025 | 2025 MR FLY Big Apple Classic Invitational | |
| 1953 | Olive Soucy | 39.85 | 9 | BB Min | A: 37.99 (+1.86s | 4.7%) | Portland Porpoise Swim Club | 01/30/2026 | 2026 NE GS Silver Championships | |
| 1954 | McKenzie Beasley | 39.85 | 10 | BB Min | A: 37.99 (+1.86s | 4.7%) | Bolles School Sharks | 01/16/2026 | 2026 Pentathlon | |
| 1955 | Leah Hibler | 39.86 | 10 | BB Min | A: 37.99 (+1.87s | 4.7%) | Spy Swim Team | 02/06/2026 | 2026 Last Chance Qualifying Meet | |
| 1956 | Jade Hartley | 39.86 | 8 | BB Min | A: 37.99 (+1.87s | 4.7%) | Unattached | 01/03/2026 | January Storm | |
| 1957 | Sadie Weil | 39.86 | 10 | BB Min | A: 37.99 (+1.87s | 4.7%) | YMCA East Hampton Hurricanes | 10/11/2025 | 2025 MR TVSC Ann Wycoff Memorial Swim Meet | |
| 1958 | Summer Gately | 39.86 | 10 | BB Min | A: 37.99 (+1.87s | 4.7%) | YMCA of the North Shore Sharks | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 1959 | Alicia Breault | 39.86 | 10 | BB Min | A: 37.99 (+1.87s | 4.7%) | Connecticut Aquatic Club | 11/14/2025 | 2025 NE KING CAC Fall Invite Copied | |
| 1960 | Justice Madamba | 39.86 | 9 | BB Min | A: 37.99 (+1.87s | 4.7%) | Punahou Aquatics Institute | 10/25/2025 | 2025 HI 25th Annual Bill Smith Invitational | |
| 1961 | Kimberly Lawson | 39.87 | 8 | BB Min | A: 37.99 (+1.88s | 4.7%) | T2 Aquatics | 02/07/2026 | 2026 GCST WINTER OPEN | |
| 1962 | Isabelle Musfeldt | 39.87 | 10 | BB Min | A: 37.99 (+1.88s | 4.7%) | Nitro Swimming | 02/06/2026 | 2026 ST AQTX STX Champs North | |
| 1963 | C'Monyia Taylor | 39.87 | 11 | BB Min | A: 37.99 (+1.88s | 4.7%) | Mid Hudson Heatwaves | 01/31/2026 | 2026 MR MWDA YBAR Sink Or Swim Invitational | |
| 1964 | Ashlyn Starkie | 39.87 | 10 | BB Min | A: 37.99 (+1.88s | 4.7%) | New Bedford YMCA Hurricanes | 02/01/2026 | 2026 NE NCYW 36th Annual YMCA Pentathlon | |
| 1965 | Aarna Shinde | 39.87 | 10 | BB Min | A: 37.99 (+1.88s | 4.7%) | Crimson Aquatics | 01/30/2026 | 2026 NE CS Silver Championships | |
| 1966 | Grace Lindsay | 39.87 | 9 | BB Min | A: 37.99 (+1.88s | 4.7%) | Club Wolverine | 10/17/2025 | 2025 USSC Trick Or Treat Grab Bag Classic | |
| 1967 | Reanna Ding | 39.87 | 10 | BB Min | A: 37.99 (+1.88s | 4.7%) | Crimson Aquatics | 01/30/2026 | 2026 NE CS Silver Championships | |
| 1968 | Melissa Wan | 39.87 | 7 | BB Min | A: 37.99 (+1.88s | 4.7%) | Tac Titans | 12/19/2025 | 2025 TAC TITANS Jingle Bells Meet | |
| 1969 | Ellie Allen | 39.88 | 10 | BB Min | A: 37.99 (+1.89s | 4.7%) | Poseidon Swimming Inc | 10/24/2025 | NOVA Halloween Haunt | |
| 1970 | Evelyn Choi | 39.88 | 9 | BB Min | A: 37.99 (+1.89s | 4.7%) | Aspire Aquatics of Colorado | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 1971 | Nathalie Bieler | 39.88 | 10 | BB Min | A: 37.99 (+1.89s | 4.7%) | Bolles School Sharks | 01/16/2026 | 2026 Pentathlon | |
| 1972 | Natasha Noah | 39.88 | 10 | BB Min | A: 37.99 (+1.89s | 4.7%) | Valley Swim Team Phoenix | 01/17/2026 | 2026 Duck Bowl | |
| 1973 | Lily Scherer | 39.88 | 10 | BB Min | A: 37.99 (+1.89s | 4.7%) | South East Metro Sharks | 01/09/2026 | 2026 MN FOXJ Winter Classic | |
| 1974 | Maisy Akos | 39.88 | 9 | BB Min | A: 37.99 (+1.89s | 4.7%) | Area Tallahassee Aquatic Club | 01/30/2026 | 2026 Mac Crutchfield Invitational | |
| 1975 | Annabelle Cheshire | 39.89 | 9 | BB Min | A: 37.99 (+1.90s | 4.8%) | Apollo Beach Swim Team | 10/10/2025 | 2025 GTSA TYR Swim Classic | |
| 1976 | Ann Garcia Seeley | 39.89 | 9 | BB Min | A: 37.99 (+1.90s | 4.8%) | Riptide Swim Team | 02/01/2026 | 2026 CO FORM February Freeze | |
| 1977 | Xiaorong Li | 39.89 | 8 | BB Min | A: 37.99 (+1.90s | 4.8%) | Milpitas Aquatic Club | 09/14/2024 | Milpitas Aquatic Club SC CBA+ Meet | |
| 1978 | Molly Wathen | 39.89 | 10 | BB Min | A: 37.99 (+1.90s | 4.8%) | Madison Swimming Association | 01/30/2026 | MSA Ray Fogg Memorial Meet 2026 | |
| 1979 | Jacquelyn Coleman | 39.89 | 10 | BB Min | A: 37.99 (+1.90s | 4.8%) | Unattached | 01/10/2026 | 2026 ST AHAC B Champs South Copied | |
| 1980 | Mikayla MacDonald | 39.89 | 10 | BB Min | A: 37.99 (+1.90s | 4.8%) | Washingtonians Swim Club | 01/17/2026 | 2026 PV January Open Audrey Moore | |
| 1981 | Addison Liwski | 39.90 | 10 | BB Min | A: 37.99 (+1.91s | 4.8%) | Swim Neptune | 12/04/2025 | 2025 Holiday Swim Festival | |
| 1982 | Amelia Harrington | 39.90 | 10 | BB Min | A: 37.99 (+1.91s | 4.8%) | Unattached | 11/28/2025 | 2025 MR LIE Thanksgiving Invitational | |
| 1983 | Ella Ly | 39.90 | 7 | BB Min | A: 37.99 (+1.91s | 4.8%) | Arctic Aquatics | 01/30/2026 | 2026 NE GS Silver Championships | |
| 1984 | Sienna Xu | 39.91 | 9 | BB Min | A: 37.99 (+1.92s | 4.8%) | First Colony Swim Team, Inc. | 02/21/2025 | 2025 Gulf 12 Under Champs (PACK) | |
| 1985 | Eva Varela | 39.91 | 10 | BB Min | A: 37.99 (+1.92s | 4.8%) | Winchester Swim Team | 01/10/2026 | 2026 RAYS Jeff Rouse Invitational | |
| 1986 | Gioia Castaldo | 39.91 | 10 | BB Min | A: 37.99 (+1.92s | 4.8%) | Fenix Swim Club | 11/08/2025 | Golden Eagle Classic 25 | |
| 1987 | Emma Liu | 39.91 | 8 | BB Min | A: 37.99 (+1.92s | 4.8%) | Katy Aquatic Team For Youth | 12/20/2024 | 2024 Gulf Fall Champs (KATY) | |
| 1988 | Sawyer Cruz | 39.91 | 10 | BB Min | A: 37.99 (+1.92s | 4.8%) | South Lake Aquatic Club | 12/13/2025 | 2025 FAST December Open | |
| 1989 | Leia Shelton | 39.91 | 9 | BB Min | A: 37.99 (+1.92s | 4.8%) | Laker Swim | 12/04/2025 | RAFC Winter Classic | |
| 1990 | Brynton Starkey | 39.92 | 10 | BB Min | A: 37.99 (+1.93s | 4.8%) | Madison Swimming Association | 01/30/2026 | MSA Ray Fogg Memorial Meet 2026 | |
| 1991 | Ryeleigh Chen | 39.92 | 9 | BB Min | A: 37.99 (+1.93s | 4.8%) | Long Island Aquatic Club | 11/07/2025 | 2025 Mid Atlantic AG Championship Showdown | |
| 1992 | Avery Ferraro | 39.93 | 10 | BB Min | A: 37.99 (+1.94s | 4.9%) | North Jeffco Swim Team | 01/09/2026 | 2026 CO NJ Narwhal Invitational | |
| 1993 | Lucy Li | 39.93 | 10 | BB Min | A: 37.99 (+1.94s | 4.9%) | All Star Aquatics | 10/11/2025 | 2025 ASA October Kick Off | |
| 1994 | Anila Machettira | 39.93 | 9 | BB Min | A: 37.99 (+1.94s | 4.9%) | Crimson Aquatics | 11/14/2025 | 2025 NE CRIM November Specialty Copied C | |
| 1995 | Elsa Uguagliati | 39.94 | 9 | BB Min | A: 37.99 (+1.95s | 4.9%) | Austin Swim Club | 11/15/2025 | 2025 ST ASC Turkey Bash | |
| 1996 | Ava Farrell | 39.94 | 10 | BB Min | A: 37.99 (+1.95s | 4.9%) | Red Fox Aquatic Club | 12/12/2025 | 2025 MR RFAC Elizabeth Miller Holiday Invite | |
| 1997 | Kaien Lin | 39.94 | 9 | BB Min | A: 37.99 (+1.95s | 4.9%) | Tampa Elite Aquatics | 10/18/2025 | 2025 SLAC IMX Challenge Invitational | |
| 1998 | Peyton McDonald | 39.94 | 9 | BB Min | A: 37.99 (+1.95s | 4.9%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 11/08/2025 | Atlantis 2025 Fall Quack Tack Ular | |
| 1999 | River Steinbis | 39.94 | 9 | BB Min | A: 37.99 (+1.95s | 4.9%) | Boise YMCA Swim Team | 11/22/2025 | 57th Annual Thanksgiving Invitational | |
| 2000 | Alianna Raine | 39.95 | 10 | BB Min | A: 37.99 (+1.96s | 4.9%) | Edina Swim Club | 02/07/2026 | 2026 MN EDI February Saturday At The Races | |
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.