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 | |
|---|---|---|---|---|---|---|---|---|---|
| 3051 | Olivia DeSimone | 41.70 | 10 | BB Min | A: 37.99 (+3.71s | 8.9%) | Hauppauge Swimming | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 3052 | Olivia Matzke | 41.70 | 10 | BB Min | A: 37.99 (+3.71s | 8.9%) | Great Wolf Swim Team | 02/13/2026 | 2026 MN RSC President S Day Meet | |
| 3053 | Isabelle Demma | 41.70 | 10 | BB Min | A: 37.99 (+3.71s | 8.9%) | Tollefson Swimming | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 3054 | Georgia Moore | 41.70 | 10 | BB Min | A: 37.99 (+3.71s | 8.9%) | Ensworth Aquatics | 12/13/2025 | 2025 Marshmallow Mini | |
| 3055 | Shruti Trivedi | 41.71 | 10 | BB Min | A: 37.99 (+3.72s | 8.9%) | Swim Houston Aquatics Center | 10/05/2024 | SPA Fall Annual Fall Invite 2024 | |
| 3056 | Liliana Arguello | 41.71 | 10 | BB Min | A: 37.99 (+3.72s | 8.9%) | Schertz YMCA Swim Team | 02/13/2026 | 2026 ST HPAC STX Champs South | |
| 3057 | Genevieve Bakis | 41.71 | 10 | BB Min | A: 37.99 (+3.72s | 8.9%) | Bluefish Swim Club | 01/30/2026 | 2026 NE UVAC Silvers | |
| 3058 | Stella Swanson | 41.71 | 10 | BB Min | A: 37.99 (+3.72s | 8.9%) | Champlain Valley Swim Academy- | 01/16/2026 | 2026 NE UVAC Bronze Championships | |
| 3059 | Cora Priester | 41.71 | 10 | BB Min | A: 37.99 (+3.72s | 8.9%) | Smithfield YMCA Dolphins | 03/21/2026 | 2026 NE YNS YMCA New England Championship | |
| 3060 | Sadie Kurtz | 41.71 | 9 | BB Min | A: 37.99 (+3.72s | 8.9%) | Tac Titans | 01/16/2026 | 2026 Vector Security Polar Plunge Meet | |
| 3061 | Maya Figler | 41.71 | 9 | BB Min | A: 37.99 (+3.72s | 8.9%) | North Carolina Aquatic Club | 11/14/2025 | 2025 MOR Atlantic Invitational Meet | |
| 3062 | Nicolette Lee | 41.71 | 9 | BB Min | A: 37.99 (+3.72s | 8.9%) | Aquajets Swim Team | 12/20/2025 | 2025 MN AQJT Holiday Invite | |
| 3063 | Esther Ogden | 41.71 | 10 | BB Min | A: 37.99 (+3.72s | 8.9%) | SwimMAC Carolina | 03/20/2026 | 2026 SwimMAC Tar Heel States | |
| 3064 | Nevan Bhagat Ziemba | 41.71 | 10 | BB Min | A: 37.99 (+3.72s | 8.9%) | Marlins Of Raleigh | 03/25/2026 | 2026 TAC TITANS Tarheel States Meet | |
| 3065 | Mira Halecki | 41.71 | 10 | BB Min | A: 37.99 (+3.72s | 8.9%) | Laker Swim | 02/28/2026 | 2026 Spring Area 2 Championships | |
| 3066 | Margo Deist | 41.72 | 9 | BB Min | A: 37.99 (+3.73s | 8.9%) | Metro East Titans Swimming | 02/27/2026 | Ozark Division I Championship | |
| 3067 | Keira Kristo-Reinking | 41.72 | 8 | BB Min | A: 37.99 (+3.73s | 8.9%) | Lone Star Aquatic Club | 02/06/2026 | 2026 ST AQTX STX Champs North | |
| 3068 | Summer Lam | 41.72 | 10 | BB Min | A: 37.99 (+3.73s | 8.9%) | Flatiron Athletic Club | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 3069 | Caroline Crowley | 41.72 | 10 | BB Min | A: 37.99 (+3.73s | 8.9%) | Lifetime | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 3070 | Lucia Tang | 41.72 | 9 | BB Min | A: 37.99 (+3.73s | 8.9%) | Sunnyvale Swim Club | 03/07/2026 | DACA CBA Meet | |
| 3071 | Emri Lackey | 41.72 | 8 | BB Min | A: 37.99 (+3.73s | 8.9%) | Cullman Swim Association | 01/30/2026 | MSA Ray Fogg Memorial Meet 2026 | |
| 3072 | Kathryn Stejskal | 41.72 | 10 | BB Min | A: 37.99 (+3.73s | 8.9%) | Greater Omaha Aquatics Leopard | 02/20/2026 | 2026 MW Midwestern Age Group Short Course | |
| 3073 | Eloise Pray | 41.72 | 10 | BB Min | A: 37.99 (+3.73s | 8.9%) | Arlington Aquatic Club | 02/13/2026 | 2026 AAC Winter Gator Meet | |
| 3074 | Mary Comstock | 41.72 | 8 | BB Min | A: 37.99 (+3.73s | 8.9%) | Charles River Aquatics | 03/13/2026 | 2026 NE CRA End Of Season March Invite | |
| 3075 | Mae Durban | 41.73 | 10 | BB Min | A: 37.99 (+3.74s | 9.0%) | BadFish Aquatics | 03/20/2026 | 2026 BRSL Championships | |
| 3076 | Charlotte Eno | 41.73 | 10 | BB Min | A: 37.99 (+3.74s | 9.0%) | The Capitol Sea Devils | 03/20/2026 | March Madness 2026 | |
| 3077 | Lara Oettinger | 41.73 | 10 | BB Min | A: 37.99 (+3.74s | 9.0%) | Lake Country Swim Team | 01/09/2026 | 2026 MN FOXJ Winter Classic | |
| 3078 | Annemarie Gardiner | 41.73 | 9 | BB Min | A: 37.99 (+3.74s | 9.0%) | Royal Swimming | 03/07/2026 | 2026 Lake Huron Regional Meet | |
| 3079 | Alexandra Czuczman | 41.73 | 9 | BB Min | A: 37.99 (+3.74s | 9.0%) | Aquawolves Swimming | 03/06/2026 | 2026 CO 14 U Silver State | |
| 3080 | Hannah Thigpen | 41.73 | 10 | BB Min | A: 37.99 (+3.74s | 9.0%) | Cullman Swim Association | 11/07/2025 | MSA Veterans Day Invitational | |
| 3081 | Claire Coughlin | 41.73 | 9 | BB Min | A: 37.99 (+3.74s | 9.0%) | Rockville Montgomery Swim Club | 12/05/2025 | 2025 Christmas Championships | |
| 3082 | Ellie Diaz | 41.73 | 8 | BB Min | A: 37.99 (+3.74s | 9.0%) | Red Fox Aquatic Club | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 3083 | Claire Baker | 41.74 | 10 | BB Min | A: 37.99 (+3.75s | 9.0%) | Olympic Cascade Aquatics | 02/27/2026 | 2026 PN Feb Age Group Invite,Div 3 Approved | |
| 3084 | Lilia Steinhilber | 41.74 | 10 | BB Min | A: 37.99 (+3.75s | 9.0%) | Life Time Southeast | 12/13/2025 | 2025 Santa Splash | |
| 3085 | Leia Gates | 41.74 | 10 | BB Min | A: 37.99 (+3.75s | 9.0%) | SwimRise Aquatics | 02/20/2026 | 2026 Area 1 Spring Championships | |
| 3086 | Madelyn Stoddard | 41.74 | 9 | BB Min | A: 37.99 (+3.75s | 9.0%) | Jenison | 02/28/2026 | 2026 JAWS Last Chance Meet | |
| 3087 | Victoria Donahue | 41.74 | 9 | BB Min | A: 37.99 (+3.75s | 9.0%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 3088 | Jessie Meng | 41.74 | 8 | BB Min | A: 37.99 (+3.75s | 9.0%) | Mei\\\\\\'s Typhoons Swimming Club | 01/30/2026 | 2026 NE GS Silver Championships | |
| 3089 | Lucy Quinn | 41.74 | 9 | BB Min | A: 37.99 (+3.75s | 9.0%) | Ygb Sea Dragons | 01/30/2026 | 2026 NE CS Silver Championships | |
| 3090 | Bella Li | 41.74 | 9 | BB Min | A: 37.99 (+3.75s | 9.0%) | Santa Clara Swim Club | 03/28/2026 | Swim South Bay | |
| 3091 | Grace Miller | 41.74 | 10 | BB Min | A: 37.99 (+3.75s | 9.0%) | North Shore Swim Club | 11/01/2025 | 2025 NE NSSC Nov Beede Specialty Copied | |
| 3092 | Ada Whitley | 41.74 | 10 | BB Min | A: 37.99 (+3.75s | 9.0%) | YMCA of the Triangle Area Swim | 03/19/2026 | 2026 USRY Short Course Champs | |
| 3093 | Annabelle Smith | 41.75 | 10 | BB Min | A: 37.99 (+3.76s | 9.0%) | Hurricane Penguins Swim Club | 03/07/2026 | 2026 Lake Ontario Regional Meet | |
| 3094 | Eleanor Byrne | 41.75 | 9 | BB Min | A: 37.99 (+3.76s | 9.0%) | Lincoln Select Swimming | 11/22/2025 | 2025 MW HLA Goggle Gobble | |
| 3095 | Leonie Wiezorkowski | 41.76 | 10 | BB Min | A: 37.99 (+3.77s | 9.0%) | Tnt Swimming | 11/21/2025 | 2025 GPAC Gravy Bowl Invitational | |
| 3096 | Elin Greiber | 41.76 | 10 | BB Min | A: 37.99 (+3.77s | 9.0%) | Minnetonka Swim Club | 02/27/2026 | 2026 MN MTKA Minnesota Regional Championship | |
| 3097 | Julia LaDuc | 41.76 | 10 | BB Min | A: 37.99 (+3.77s | 9.0%) | Longhorn Aquatics | 01/31/2026 | 2026 WOW Big Freeze Frenzy Meet | |
| 3098 | Katelyn Rasavongseuk | 41.76 | 9 | BB Min | A: 37.99 (+3.77s | 9.0%) | Sporting Jax Aquatic Club | 10/10/2025 | 2025 October Classic | |
| 3099 | Ayelet Tindall | 41.76 | 10 | BB Min | A: 37.99 (+3.77s | 9.0%) | Blue Dolfins | 02/28/2026 | 2026 Spring Area 2 Championships | |
| 3100 | Isabella Ramos | 41.76 | 10 | BB Min | A: 37.99 (+3.77s | 9.0%) | Middle Tennessee Swim Club | 02/21/2026 | 2026 SES Region 1 8 And Under 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.