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 | Braylee Wesley | 41.18 | 9 | BB Min | A: 37.99 (+3.19s | 7.7%) | Swimchester Sailfish | 10/16/2026 | Ryan Moore Invitational | |
| 1952 | Julia Boland | 41.18 | 10 | BB Min | A: 37.99 (+3.19s | 7.7%) | Life Time Swim Missouri | 10/09/2026 | Fall Festival Invitational | |
| 1953 | Campbell Rose | 41.19 | 9 | BB Min | A: 37.99 (+3.20s | 7.8%) | SlipStream Aquatics | 03/13/2026 | Mile High Championship Invitational | |
| 1954 | Florence Smit Van Riel | 41.20 | 9 | BB Min | A: 37.99 (+3.21s | 7.8%) | Asphalt Green Unified Aquatics | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 1955 | Emma Roberts | 41.20 | 10 | BB Min | A: 37.99 (+3.21s | 7.8%) | Life Time Colorado Swim Club | 03/06/2026 | 2026 CO 14 U Silver State | |
| 1956 | Claire Rabideau | 41.21 | 10 | BB Min | A: 37.99 (+3.22s | 7.8%) | Jenison | 01/17/2026 | MLA 2026 Big Lake Invite | |
| 1957 | Isabella Chin | 41.21 | 10 | BB Min | A: 37.99 (+3.22s | 7.8%) | Freedom Aquatics | 02/20/2026 | 2026 MR Metro Silver Central Champs WEST | |
| 1958 | McKenna Gill | 41.21 | 10 | BB Min | A: 37.99 (+3.22s | 7.8%) | H2okie Aquatics | 02/27/2026 | 2026 SW District Champs 9 Over | |
| 1959 | Kaylie Schmahl | 41.21 | 9 | BB Min | A: 37.99 (+3.22s | 7.8%) | Aquawolves Swimming | 02/14/2026 | 2026 CO AQUA February Home Meet | |
| 1960 | Ansley Porter | 41.21 | 10 | BB Min | A: 37.99 (+3.22s | 7.8%) | Sarasota Sharks | 09/18/2026 | 2026 Sharks IMX Challenge | |
| 1961 | Margaret Saunders | 41.22 | 10 | BB Min | A: 37.99 (+3.23s | 7.8%) | All Star Aquatics | 03/20/2026 | March Madness 2026 | |
| 1962 | Layla Mendillo | 41.22 | 10 | BB Min | A: 37.99 (+3.23s | 7.8%) | Black Marlins Swim Team | 02/28/2026 | 2026 NE KCY A SENECY LEAGUE CHAMPS | |
| 1963 | Grace Mayer | 41.22 | 10 | BB Min | A: 37.99 (+3.23s | 7.8%) | Middies Wave Ryders | 03/27/2026 | 2026 MR Metro Bronze Championship North | |
| 1964 | Kristina Velichko | 41.22 | 9 | BB Min | A: 37.99 (+3.23s | 7.8%) | Seattle Metropolitan Aquatic C | 03/28/2026 | 2026 PN Spring Showdown, Div 2 Approved | |
| 1965 | Fallyn Rutherford | 41.22 | 8 | BB Min | A: 37.99 (+3.23s | 7.8%) | Gulf Coast Swim Team | 09/19/2026 | 2026 GCST FALL OPEN | |
| 1966 | Nora Zhuang | 41.23 | 10 | BB Min | A: 37.99 (+3.24s | 7.9%) | Rancho Family YMCA | 02/21/2026 | 2026 SI MRA Age Group Champs Max Meet | |
| 1967 | Emerson Raffler | 41.23 | 9 | BB Min | A: 37.99 (+3.24s | 7.9%) | Oly Swimming | 01/10/2026 | 2026 PA Invite | |
| 1968 | Shayleigh Cullen | 41.23 | 9 | BB Min | A: 37.99 (+3.24s | 7.9%) | New York Sharks Aquatics | 02/06/2026 | 2026 MR COND Last Chance Invitational | |
| 1969 | Vail Niemann | 41.23 | 10 | BB Min | A: 37.99 (+3.24s | 7.9%) | Team Sopris Swimming | 03/06/2026 | 2026 CO 14 U Silver State | |
| 1970 | Audrey Lipp | 41.23 | 10 | BB Min | A: 37.99 (+3.24s | 7.9%) | Atlantis Swimming | 12/06/2025 | 2025 26 Super Fast And Furious Prelim Final | |
| 1971 | Abigail Shih | 41.23 | 10 | BB Min | A: 37.99 (+3.24s | 7.9%) | Bend Swim Club | 10/10/2026 | Bend Swim Club High Desert Classic | |
| 1972 | Blakely Kuhn | 41.23 | 9 | BB Min | A: 37.99 (+3.24s | 7.9%) | Northern KY Clippers | 10/23/2026 | 2026 CLPR Halloween Meet | |
| 1973 | Whitley Balch | 41.24 | 10 | BB Min | A: 37.99 (+3.25s | 7.9%) | SwimRVA | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 1974 | Mia Andrasko | 41.24 | 9 | BB Min | A: 37.99 (+3.25s | 7.9%) | Pearl City Aquatics | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 1975 | Harper Lewis | 41.24 | 10 | BB Min | A: 37.99 (+3.25s | 7.9%) | Poseidon Swimming Inc | 01/09/2026 | NOVA New Year S Kick Off | |
| 1976 | Olivia Dacutanan | 41.24 | 10 | BB Min | A: 37.99 (+3.25s | 7.9%) | YMCA of Snohomish County Barra | 07/11/2026 | 2026 PN (PSSA) GH2O Summer Sizzler Approved | |
| 1977 | Penelope Keilty | 41.24 | 9 | BB Min | A: 37.99 (+3.25s | 7.9%) | Huntsville Swim Association | 09/26/2026 | 2026 Ricky Hui Meet | |
| 1978 | Isabella Bustios | 41.25 | 10 | BB Min | A: 37.99 (+3.26s | 7.9%) | Tollefson Swimming | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 1979 | Landon Tabaie | 41.25 | 8 | BB Min | A: 37.99 (+3.26s | 7.9%) | New Albany Aquatic Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 1980 | Agnes Manosky | 41.25 | 9 | BB Min | A: 37.99 (+3.26s | 7.9%) | Utica Shelby Swim Club | 03/24/2026 | 2026 USSC Shamrock Splash | |
| 1981 | Ivy Jaworski | 41.25 | 8 | BB Min | A: 37.99 (+3.26s | 7.9%) | Tide Swimming | 02/07/2026 | 2026 8 And Under Southeastern District Champs | |
| 1982 | Charlee Harbottle | 41.25 | 9 | BB Min | A: 37.99 (+3.26s | 7.9%) | Kamehameha Swim Club | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 1983 | Saija Sinclair | 41.25 | 10 | BB Min | A: 37.99 (+3.26s | 7.9%) | Long Island Express | 03/27/2026 | 2026 MR Bronze Championship South LIE | |
| 1984 | Gabriella Flores | 41.25 | 10 | BB Min | A: 37.99 (+3.26s | 7.9%) | South Bay Aquatics | 10/17/2026 | 2026 SI SBA All Ages NTS Meet | |
| 1985 | Joanna Williams | 41.25 | 9 | BB Min | A: 37.99 (+3.26s | 7.9%) | Etown Dolphins | 09/25/2026 | 2026 Alexis Swift Invitational | |
| 1986 | Emma Ballance | 41.26 | 10 | BB Min | A: 37.99 (+3.27s | 7.9%) | Cardinal and Gold Aquatics | 11/14/2025 | Harvest Festival 2025 | |
| 1987 | Lara Hoffman | 41.26 | 9 | BB Min | A: 37.99 (+3.27s | 7.9%) | Upper Main Line YMCA | 12/11/2025 | 2025 East Coast WinterFest | |
| 1988 | Madeline Green | 41.26 | 10 | BB Min | A: 37.99 (+3.27s | 7.9%) | Kamehameha Swim Club | 10/25/2025 | 2025 HI 25th Annual Bill Smith Invitational | |
| 1989 | Caroline Sierra | 41.26 | 10 | BB Min | A: 37.99 (+3.27s | 7.9%) | Tnt Swimming | 02/13/2026 | 2026 SES Region 4 Championships | |
| 1990 | Madeleine Gram | 41.27 | 10 | BB Min | A: 37.99 (+3.28s | 7.9%) | Pointe Aquatics | 02/06/2026 | 2026 Michigan Open | |
| 1991 | Kennedy Dovey | 41.27 | 8 | BB Min | A: 37.99 (+3.28s | 7.9%) | Mountain State Storm | 01/17/2026 | Club Mountaineer January Age Group Winter Spl | |
| 1992 | Norabelle Han | 41.27 | 10 | BB Min | A: 37.99 (+3.28s | 7.9%) | Nova of Virginia | 12/12/2025 | 2025 HVAC Winterfest Invitational | |
| 1993 | Italia Villanueva | 41.27 | 10 | BB Min | A: 37.99 (+3.28s | 7.9%) | El Paso Aqua Posse | 02/27/2026 | 2026 BD SCY Border Champs | |
| 1994 | Skylar Byerson | 41.27 | 9 | BB Min | A: 37.99 (+3.28s | 7.9%) | Poseidon Swimming Inc | 11/22/2025 | NOVA Cranberry Contender | |
| 1995 | Doris Wang | 41.27 | 10 | BB Min | A: 37.99 (+3.28s | 7.9%) | South Shore YMCA Strypers | 08/06/2026 | 2026 NE LA August SCY Invitational | |
| 1996 | Isabella Lanfranco | 41.28 | 9 | BB Min | A: 37.99 (+3.29s | 8.0%) | Tsunamis Swim Team | 02/20/2026 | 2026 FG SCY BB Championships (NORTH) | |
| 1997 | Hayzel Curtis | 41.28 | 9 | BB Min | A: 37.99 (+3.29s | 8.0%) | Webbs Tornadoes Swim Team | 01/30/2026 | 2026 NE CS Silver Championships | |
| 1998 | Olivia Wang | 41.28 | 8 | BB Min | A: 37.99 (+3.29s | 8.0%) | East Carolina Aquatics | 01/10/2026 | 2026 RMY Winter Invitational | |
| 1999 | Presley Purcell | 41.28 | 10 | BB Min | A: 37.99 (+3.29s | 8.0%) | Aspen Swim Club | 10/10/2026 | 2026 CO Aspen Swim Meet | |
| 2000 | Cecilia Ramirez | 41.29 | 9 | BB Min | A: 37.99 (+3.30s | 8.0%) | Grosse Pointe Gators | 02/06/2026 | 2026 Michigan Open | |
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.