USA Girls 10 & under - 50 M 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 601 | Olive Gwynn | 40.72 | 10 | BB Min | A: 36.59 (+4.13s | 10.1%) | Hilltop Aquatic Swim Team | 05/29/2025 | 2025 UVRays Oviatt Open | |
| 602 | Gioia Castaldo | 40.72 | 10 | BB Min | A: 36.59 (+4.13s | 10.1%) | Fenix Swim Club | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 603 | Ava Gao | 40.73 | 10 | BB Min | A: 36.59 (+4.14s | 10.2%) | DeAnza Cupertino Aquatics | 06/06/2025 | 2025 DACA LC CBA+ Meet | |
| 604 | Theresa Kovalyov | 40.73 | 9 | BB Min | A: 36.59 (+4.14s | 10.2%) | Northern Lights Swimming Assoc | 07/12/2025 | 2025 MN BAC Last Chance Invitational | |
| 605 | Chelsea Waters | 40.73 | 9 | BB Min | A: 36.59 (+4.14s | 10.2%) | Blazing Barracudas | 07/24/2025 | 2025 LE Age Group And Senior LC Championships | |
| 606 | Shai Williams | 40.74 | 10 | BB Min | A: 36.59 (+4.15s | 10.2%) | Riptide Swim Team | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 607 | Eliza Mohr | 40.74 | 10 | BB Min | A: 36.59 (+4.15s | 10.2%) | Team Eugene Aquatics | 06/27/2025 | TEAM Summer Invitational | |
| 608 | Hayden Gallagher | 40.74 | 10 | BB Min | A: 36.59 (+4.15s | 10.2%) | Sunnyvale Swim Club | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 609 | Amy Qian | 40.75 | 9 | BB Min | A: 36.59 (+4.16s | 10.2%) | Santa Clara Swim Club | 05/23/2025 | Zone 1 South May Firecracker 500 | |
| 610 | Carter Krouse | 40.76 | 10 | BB Min | A: 36.59 (+4.17s | 10.2%) | The Olympic Club | 05/30/2025 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 611 | Isabel Stoddard | 40.76 | 9 | BB Min | A: 36.59 (+4.17s | 10.2%) | Cottonwood Heights Aquatics | 05/08/2025 | 2025 HAST Janet Oles LC Classic | |
| 612 | Peyton Lintereur | 40.77 | 9 | BB Min | A: 36.59 (+4.18s | 10.3%) | Riptide Swim Team | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
| 613 | Savannah Buchwald | 40.78 | 10 | BB Min | A: 36.59 (+4.19s | 10.3%) | Unattached | 06/27/2025 | 2025 PN SMAC Summer Classic Invitational | |
| 614 | Sawyer Cruz | 40.78 | 10 | BB Min | A: 36.59 (+4.19s | 10.3%) | South Lake Aquatic Club | 05/23/2025 | 2025 Dr Aspi Doctor Memorial Invitational | |
| 615 | Bianca Duke | 40.79 | 10 | BB Min | A: 36.59 (+4.20s | 10.3%) | Sarasota Tsunami Swim Team | 05/16/2025 | 2025 SAINT PETE S 2nd LONG COURSE MEET | |
| 616 | Harper Foust | 40.79 | 10 | BB Min | A: 36.59 (+4.20s | 10.3%) | Colonel Crawford Swim Team | 06/12/2025 | Holtrey Summer Classic | |
| 617 | Nicolette Lee | 40.80 | 9 | BB Min | A: 36.59 (+4.21s | 10.3%) | Aquajets Swim Team | 06/26/2025 | 2025 MN AQJT Aquajets Summer Spectacular | |
| 618 | Heather Wilson | 40.80 | 10 | BB Min | A: 36.59 (+4.21s | 10.3%) | Lakeshore Swim Club | 07/12/2025 | LSSC Avon Classic | |
| 619 | Leia Graybeal | 40.82 | 10 | BB Min | A: 36.59 (+4.23s | 10.4%) | Killer Whales Swim Club | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 620 | Fazia Cherik | 40.82 | 10 | BB Min | A: 36.59 (+4.23s | 10.4%) | Tiger Aquatics | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 621 | Katelyn DeGroff | 40.83 | 10 | BB Min | A: 36.59 (+4.24s | 10.4%) | United Swim Club | 05/16/2025 | 2025 FAST May Invite | |
| 622 | Kami Tong | 40.83 | 9 | BB Min | A: 36.59 (+4.24s | 10.4%) | Riptide Swim Team | 07/18/2025 | 2025 MN STRM Minnesota Regional Championship | |
| 623 | Emma Dolan | 40.85 | 7 | BB Min | A: 36.59 (+4.26s | 10.4%) | Tampa Bay Aquatic Club | 01/16/2026 | 2026 TRIALS FUNDRAISER MEET | |
| 624 | Sienna Reckhow | 40.86 | 10 | BB Min | A: 36.59 (+4.27s | 10.5%) | Cascade Swim Club | 06/20/2025 | 2025 IE VS Starlight Open | |
| 625 | Isa Liu | 40.87 | 10 | BB Min | A: 36.59 (+4.28s | 10.5%) | Palo Alto Stanford Aquatics | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 626 | Santana Velasquez | 40.87 | 10 | BB Min | A: 36.59 (+4.28s | 10.5%) | Las Animas Trofins | 07/12/2025 | 2025 Canon City Pentathlon | |
| 627 | Violet Spasic | 40.88 | 9 | BB Min | A: 36.59 (+4.29s | 10.5%) | Lakeshore Swim Club | 06/27/2025 | 2025 55th FREEDLANDER MEET | |
| 628 | Eloise Biros | 40.88 | 9 | BB Min | A: 36.59 (+4.29s | 10.5%) | Westlake Aquatic Facility | 06/08/2025 | 2025 ST TXLA 14 U Sprint Cup | |
| 629 | Xiyue Cui | 40.90 | 10 | B Min | BB: 40.89 (+0.01s | 0.0%) | Eastside Aquatic Swim Team | 06/27/2025 | 2025 PN SMAC Summer Classic Invitational | |
| 630 | Anna Chogovadze | 40.91 | 9 | B Min | BB: 40.89 (+0.02s | 0.0%) | Mission Aurora Colorado Swimmi | 06/07/2025 | 2025 CO MACS Suburban League Invite | |
| 631 | Eva Sanders | 40.91 | 10 | B Min | BB: 40.89 (+0.02s | 0.0%) | Peninsula Wave Riders Swimming | 07/24/2025 | 2025 LE Age Group And Senior LC Championships | |
| 632 | Elizabeth Mccann | 40.91 | 9 | B Min | BB: 40.89 (+0.02s | 0.0%) | Piranhas YMCA of the Suncoast | 04/11/2025 | 2025 Stingrays Early LCM Season Opener | |
| 633 | Dominique Perdomo | 40.91 | 9 | B Min | BB: 40.89 (+0.02s | 0.0%) | Brighton Bullfrogs Swim Club | 04/26/2025 | 2025 CO FST Spring LC Fever | |
| 634 | Charlotte Wetzel | 40.93 | 9 | B Min | BB: 40.89 (+0.04s | 0.1%) | Seattle Metropolitan Aquatic C | 06/27/2025 | 2025 PN SMAC Summer Classic Invitational | |
| 635 | Alyssa Yu | 40.93 | 9 | B Min | BB: 40.89 (+0.04s | 0.1%) | Waterloo Swimming | 06/22/2025 | 2025 ST WLOO LC Last Chance | |
| 636 | Isabelle Delson | 40.93 | 9 | B Min | BB: 40.89 (+0.04s | 0.1%) | Alpha Aquatics | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 637 | Sienna Schenk | 40.94 | 10 | B Min | BB: 40.89 (+0.05s | 0.1%) | Boulder City Henderson Swim Te | 03/30/2025 | Sand Vs BCH LCM Dual 2025 | |
| 638 | Amy Zhang | 40.94 | 10 | B Min | BB: 40.89 (+0.05s | 0.1%) | Sandpipers of Nevada | 03/30/2025 | Sand Vs BCH LCM Dual 2025 | |
| 639 | Samantha Waldron | 40.94 | 10 | B Min | BB: 40.89 (+0.05s | 0.1%) | Bend Swim Club | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 640 | Lily Sun | 40.95 | 9 | B Min | BB: 40.89 (+0.06s | 0.1%) | Cascade Swim Club | 06/20/2025 | 2025 IE VS Starlight Open | |
| 641 | Sofia Khalfin | 40.96 | 9 | B Min | BB: 40.89 (+0.07s | 0.2%) | Terrapins Swim Team | 06/27/2025 | TEAM Summer Invitational | |
| 642 | Shreya Srinath | 40.96 | 10 | B Min | BB: 40.89 (+0.07s | 0.2%) | Minnetonka Swim Club | 07/18/2025 | 2025 MN MTKA Minnesota Regional Championship | |
| 643 | Anna Neary | 40.97 | 9 | B Min | BB: 40.89 (+0.08s | 0.2%) | Reno Aquatic Club | 06/20/2025 | Reno Aquatic Club Gamble | |
| 644 | Brinley Kauk | 40.97 | 10 | B Min | BB: 40.89 (+0.08s | 0.2%) | Tule Nation Tritons | 06/21/2025 | 2025 FDST June A B Modified LC Invitational | |
| 645 | Emilia Chang | 40.99 | 10 | B Min | BB: 40.89 (+0.10s | 0.2%) | Burlingame Aquatics | 04/19/2025 | Alto Spring Jam Meet | |
| 646 | Nathalie Bieler | 41.00 | 10 | B Min | BB: 40.89 (+0.11s | 0.3%) | Bolles School Sharks | 06/20/2025 | 2025 Planet Swim Summer Championships | |
| 647 | Kelly Zhang | 41.01 | 10 | B Min | BB: 40.89 (+0.12s | 0.3%) | Bellevue Club Swim Team | 07/18/2025 | 2025 PN Chinook Age Group Seattle Open | |
| 648 | Adelyn Pettigrew | 41.01 | 9 | B Min | BB: 40.89 (+0.12s | 0.3%) | Perry Aquatic Club | 07/24/2025 | 2025 LE Age Group And Senior LC Championships | |
| 649 | Aria Jaggi | 41.01 | 10 | B Min | BB: 40.89 (+0.12s | 0.3%) | Jbarracudas Swim Team | 07/24/2025 | 2025 SI LC AG CHAMPS | |
| 650 | Alice Schug | 41.01 | 10 | B Min | BB: 40.89 (+0.12s | 0.3%) | Edina Swim Club | 06/13/2025 | 2025 MN NSAC Summer Slam Invite | |
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.