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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1951 | Maria Baez | 40.42 | 10 | BB Min | A: 36.99 (+3.43s | 8.5%) | Hialeah Swim Club | 11/01/2025 | Piranhas Turkey Classic 2025 | |
| 1952 | Charlotte McKever | 40.43 | 9 | BB Min | A: 36.99 (+3.44s | 8.5%) | Anderson Area YMCA Makos | 03/19/2026 | 2026 USRY Short Course Champs | |
| 1953 | Mia Lozanne | 40.44 | 10 | BB Min | A: 36.99 (+3.45s | 8.5%) | Unattached | 04/11/2025 | 2025 Boys Girls Clubs National Swim Champs | |
| 1954 | Sara Saunders | 40.44 | 10 | BB Min | A: 36.99 (+3.45s | 8.5%) | Potomac Marlins | 12/04/2025 | 2025 Sport Fair Winter Classic | |
| 1955 | Elizabeth Wolf | 40.44 | 9 | BB Min | A: 36.99 (+3.45s | 8.5%) | YMCA of Northwest North Caroli | 03/19/2026 | 2026 USRY Short Course Champs | |
| 1956 | Elinor Brelsford-La Badie | 40.45 | 9 | BB Min | A: 36.99 (+3.46s | 8.6%) | Bainbridge Island Swim Club | 04/18/2026 | 2026 PN UPAC Mark Olson Classic Approved | |
| 1957 | Isla Siegle | 40.45 | 10 | BB Min | A: 36.99 (+3.46s | 8.6%) | St Croix Swim Club | 02/27/2026 | 2026 MN MAN Minnesota Regional Championship | |
| 1958 | Grace Larson | 40.45 | 9 | BB Min | A: 36.99 (+3.46s | 8.6%) | Edina Swim Club | 05/09/2026 | 2026 MN EDI Gator Speedo Invite | |
| 1959 | Lucy Velarde | 40.45 | 9 | BB Min | A: 36.99 (+3.46s | 8.6%) | Machine Aquatics | 03/20/2026 | March Madness 2026 | |
| 1960 | Polina Timchenko | 40.45 | 10 | BB Min | A: 36.99 (+3.46s | 8.6%) | Streamline Aquatics | 02/13/2026 | 2026 ST HPAC STX Champs South | |
| 1961 | Charlene To | 40.46 | 10 | BB Min | A: 36.99 (+3.47s | 8.6%) | Long Island Aquatic Club | 03/27/2026 | 2026 MR Bronze Championship South LIE | |
| 1962 | Avery Burns | 40.47 | 10 | BB Min | A: 36.99 (+3.48s | 8.6%) | Mission Aurora Colorado Swimmi | 01/09/2026 | 2026 CO NJ Narwhal Invitational | |
| 1963 | Sofia Alicea | 40.47 | 10 | BB Min | A: 36.99 (+3.48s | 8.6%) | Valley Shore YMCA Marlins | 03/21/2026 | 2026 NE YNS YMCA New England Championship | |
| 1964 | Emerson Morrissey | 40.48 | 10 | BB Min | A: 36.99 (+3.49s | 8.6%) | Tide Swimming | 12/11/2025 | 2025 East Coast WinterFest | |
| 1965 | Mackenzie Saum | 40.48 | 10 | BB Min | A: 36.99 (+3.49s | 8.6%) | SwimMAC Carolina | 03/20/2026 | 2026 SwimMAC Tar Heel States | |
| 1966 | Leia Chev | 40.48 | 9 | BB Min | A: 36.99 (+3.49s | 8.6%) | Dart Swimming | 02/13/2026 | 2026 Neptune Swimming Invitational | |
| 1967 | Norah Johnson | 40.48 | 10 | BB Min | A: 36.99 (+3.49s | 8.6%) | Seattle Metropolitan Aquatic C | 03/28/2026 | 2026 PN Spring Showdown, Div 2 Approved | |
| 1968 | Mallory Deen | 40.49 | 9 | BB Min | A: 36.99 (+3.50s | 8.6%) | Edina Swim Club | 01/09/2026 | 2026 MN FOXJ Winter Classic | |
| 1969 | Dylan Reeves | 40.49 | 10 | BB Min | A: 36.99 (+3.50s | 8.6%) | Crawfish Aquatics | 01/16/2026 | 2026 SE Ralph Crocker Classic | |
| 1970 | Lillian Orifici | 40.49 | 10 | BB Min | A: 36.99 (+3.50s | 8.6%) | Rockville Montgomery Swim Club | 12/05/2025 | 2025 Christmas Championships | |
| 1971 | Violet Yergey | 40.50 | 10 | BB Min | A: 36.99 (+3.51s | 8.7%) | Stingrays Swim Team | 11/14/2025 | 2025 Gobbler Gauntlet | |
| 1972 | Gabriela Briceno Gamboa | 40.50 | 9 | BB Min | A: 36.99 (+3.51s | 8.7%) | Cascadia Swimming | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 1973 | Grace Adams | 40.50 | 10 | BB Min | A: 36.99 (+3.51s | 8.7%) | First Colony Swim Team, Inc. | 02/21/2025 | 2025 Gulf 12 Under Champs (PACK) | |
| 1974 | Cadence Krzcuik | 40.50 | 10 | BB Min | A: 36.99 (+3.51s | 8.7%) | Greenwood Swimming | 03/06/2026 | 2026 NE CRIM March Trials Finals Meet | |
| 1975 | Kinga Szeszkowski | 40.50 | 10 | BB Min | A: 36.99 (+3.51s | 8.7%) | Alto Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | |
| 1976 | Amelia Kam | 40.50 | 7 | BB Min | A: 36.99 (+3.51s | 8.7%) | Pacific Swim | 01/17/2026 | 2026 SI MRA A BB Meet | |
| 1977 | Lucy Agliata | 40.50 | 9 | BB Min | A: 36.99 (+3.51s | 8.7%) | Rockville Montgomery Swim Club | 01/16/2026 | 2026 RMSC January Intrasquad Meet | |
| 1978 | Mia Richards | 40.50 | 10 | BB Min | A: 36.99 (+3.51s | 8.7%) | Gaston Gators | 03/20/2026 | 2026 BRSL Championships | |
| 1979 | Madeline Welbourn | 40.51 | 10 | BB Min | A: 36.99 (+3.52s | 8.7%) | Sarasota Sharks | 01/23/2026 | 2026 Hot Chocolate Invite | |
| 1980 | Dara Lopez | 40.51 | 8 | BB Min | A: 36.99 (+3.52s | 8.7%) | Sevier Aquatic Club | 01/16/2026 | 2026 TNAQ JANUARY INVITATIONAL | |
| 1981 | Charlotte Ness | 40.51 | 9 | BB Min | A: 36.99 (+3.52s | 8.7%) | Aces Swim Club | 02/14/2026 | 2026 CO ACES Winter Open | |
| 1982 | Igundany Vaughn | 40.51 | 9 | BB Min | A: 36.99 (+3.52s | 8.7%) | Johnnie Means Aquatics | 02/21/2025 | 2025 Gulf 12 Under Champs (NOCH) | |
| 1983 | Mya McSweeney | 40.51 | 10 | BB Min | A: 36.99 (+3.52s | 8.7%) | St Albans Sharks | 01/16/2026 | 2026 NE UVAC Bronze Championships | |
| 1984 | Ami Tanaka | 40.52 | 9 | BB Min | A: 36.99 (+3.53s | 8.7%) | Burlingame Aquatics | 02/22/2025 | BAC C B A Meet | |
| 1985 | Jordan Guillard | 40.52 | 10 | BB Min | A: 36.99 (+3.53s | 8.7%) | Cavalier Aquatics/Piedmont Fam | 01/16/2026 | CA Y Winter Rumble Copied | |
| 1986 | Dylan Grant | 40.52 | 10 | BB Min | A: 36.99 (+3.53s | 8.7%) | Bellingham Bay Swim Team | 02/07/2026 | 2026 PN TAC Island Express | |
| 1987 | Kayona Brown | 40.52 | 10 | BB Min | A: 36.99 (+3.53s | 8.7%) | Pacific Swimming Zone | 05/18/2025 | 2025 Pacific Swimming Zone All Star Meet | |
| 1988 | Rhea Mosk | 40.53 | 10 | BB Min | A: 36.99 (+3.54s | 8.7%) | Aulea Swim Club | 03/07/2026 | 2026 HI Junior Age Group SCY Championship | |
| 1989 | Frances Steffens | 40.53 | 10 | BB Min | A: 36.99 (+3.54s | 8.7%) | South Shore YMCA Strypers | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 1990 | Annie Wang | 40.53 | 9 | BB Min | A: 36.99 (+3.54s | 8.7%) | YMCA of Middletown Barracudas | 12/06/2025 | 2025 MR NDAC Kevin Storrs Winter Festival | |
| 1991 | Claire Lopez | 40.53 | 10 | BB Min | A: 36.99 (+3.54s | 8.7%) | Nitro Swimming | 12/12/2025 | 2025 ST AAAA NS Winter Wonderland | |
| 1992 | Jessica Zou | 40.53 | 9 | BB Min | A: 36.99 (+3.54s | 8.7%) | Suburban Aquatics | 02/20/2026 | 2026 RMSC February Invitational | |
| 1993 | Cecilia Spence | 40.53 | 9 | BB Min | A: 36.99 (+3.54s | 8.7%) | Atlantic Coast Athletic Club | 01/16/2026 | CA Y Winter Rumble Copied | |
| 1994 | Aria Waldman | 40.54 | 10 | BB Min | A: 36.99 (+3.55s | 8.8%) | Motor City Aquatics | 01/16/2026 | 2026 Odd Age Classic | |
| 1995 | Mila Tang | 40.54 | 10 | BB Min | A: 36.99 (+3.55s | 8.8%) | Life Time Fitness New York Swi | 02/06/2026 | 2026 MR YMID February Classic Copied | |
| 1996 | Lydia Herbert | 40.56 | 10 | BB Min | A: 36.99 (+3.57s | 8.8%) | The Fish | 03/20/2026 | 26th Annual Spring Championships | |
| 1997 | Violet Oliveira | 40.56 | 9 | BB Min | A: 36.99 (+3.57s | 8.8%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 1998 | Aubrey Webster | 40.56 | 9 | BB Min | A: 36.99 (+3.57s | 8.8%) | YMCA of Northwest North Caroli | 03/19/2026 | 2026 USRY Short Course Champs | |
| 1999 | Sol Ortega-Neri | 40.56 | 9 | BB Min | A: 36.99 (+3.57s | 8.8%) | Riptide Swim Team | 03/06/2026 | 2026 CO 14 U Silver State | |
| 2000 | Skye Young | 40.57 | 9 | BB Min | A: 36.99 (+3.58s | 8.8%) | Cerritos Aquatic Club | 12/12/2025 | 2025 CA SCS RAA WAG | |
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.