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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1001 | Madison Lee | 37.87 | 9 | BB Min | A: 36.59 (+1.28s | 3.4%) | Olympus Aquatics | 06/27/2025 | 2nd Annual Water Dragon Open | |
| 1002 | Dani Poole | 37.87 | 9 | BB Min | A: 36.59 (+1.28s | 3.4%) | Irvine Novaquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 1003 | Aila Kettunen | 37.87 | 9 | BB Min | A: 36.59 (+1.28s | 3.4%) | Aquazot Swim Club | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 1004 | Blakely Fenno | 37.87 | 10 | BB Min | A: 36.59 (+1.28s | 3.4%) | Treasure Coast Aquatics | 07/09/2026 | 2026 FL Summer Age Group Championships | |
| 1005 | Blair Chalkley | 37.87 | 10 | BB Min | A: 36.59 (+1.28s | 3.4%) | Patriot Aquatics | 04/11/2026 | 2026 Ron Nardozzi Pre Derby Sprint Invite C | |
| 1006 | Zoey Tonnu | 37.88 | 10 | BB Min | A: 36.59 (+1.29s | 3.4%) | Temecula Swim Club | 07/16/2026 | 2026 SCS ELITE Age Group LCM Championship | |
| 1007 | Mackenzie Mullins | 37.89 | 9 | BB Min | A: 36.59 (+1.30s | 3.4%) | Houston Hydra | 06/05/2026 | 2026 ST SRG Arena Surge Shark Sizzler | |
| 1008 | Isabella Miles | 37.89 | 8 | BB Min | A: 36.59 (+1.30s | 3.4%) | Marlins Of Raleigh | 06/13/2026 | 2026 MOR Liberty Meet | |
| 1009 | Brynn Mumford | 37.89 | 9 | BB Min | A: 36.59 (+1.30s | 3.4%) | Irvine Novaquatics | 06/11/2026 | 2026 SCS June AG Invite | |
| 1010 | Claire Peterson | 37.90 | 9 | BB Min | A: 36.59 (+1.31s | 3.5%) | Amherst Aquatic Club | 05/10/2025 | 2025 NCAT TYR LC Age Group Open | |
| 1011 | Karina XU | 37.90 | 9 | BB Min | A: 36.59 (+1.31s | 3.5%) | Nation\\\\\\'s Capital Swim Club | 05/01/2026 | Speedo Spring Splash | |
| 1012 | Addyson Castro-Rohrer | 37.90 | 10 | BB Min | A: 36.59 (+1.31s | 3.5%) | Horizon Swimming | 07/23/2026 | 2026 CA SCS RAA Summer A G Champs Copied | |
| 1013 | Ella Materkoski | 37.90 | 10 | BB Min | A: 36.59 (+1.31s | 3.5%) | Delaware Riptide YMCA Swim Tea | 07/23/2026 | 2026 OH LC Junior Championships | |
| 1014 | Madison McNaghten | 37.90 | 10 | BB Min | A: 36.59 (+1.31s | 3.5%) | Spokane Waves Aquatic Team | 07/24/2026 | 2026 IES LC CHAMPIONSHIPS | |
| 1015 | Alana San Pedro | 37.91 | 10 | BB Min | A: 36.59 (+1.32s | 3.5%) | SOL Swim Team | 06/19/2026 | 2026 SI Splash And Dash | |
| 1016 | Reagan Selden | 37.91 | 10 | BB Min | A: 36.59 (+1.32s | 3.5%) | Las Vegas Swim Club | 07/23/2026 | 2026 CA SCS Summer A G Champs @ BREA | |
| 1017 | Amelia Erickson | 37.91 | 9 | BB Min | A: 36.59 (+1.32s | 3.5%) | Watertown Area Swim Club | 06/12/2026 | 2026 Splash Central Invitational | |
| 1018 | Runa Takahashi | 37.92 | 10 | BB Min | A: 36.59 (+1.33s | 3.5%) | West Express Swim Team | 07/17/2026 | 2026 MN MAN Minnesota Regional Championship | |
| 1019 | Lilly Park | 37.92 | 10 | BB Min | A: 36.59 (+1.33s | 3.5%) | Excel Aquatics | 06/04/2026 | 2026 Beaman Toyota Firecracker Invite | |
| 1020 | Tamsin Metz | 37.93 | 9 | BB Min | A: 36.59 (+1.34s | 3.5%) | Nova of Virginia | 06/25/2026 | LC Central District Champs | |
| 1021 | Trinity Yan | 37.93 | 9 | BB Min | A: 36.59 (+1.34s | 3.5%) | Waterloo Swimming | 05/08/2026 | 2026 ST ASC Cinco De Mayo | |
| 1022 | Karlyn Yun | 37.94 | 9 | BB Min | A: 36.59 (+1.35s | 3.6%) | Webbs Tornadoes Swim Team | 07/31/2026 | 2026 NE NSSC New England Summer Championship | |
| 1023 | Madeline Walseth | 37.94 | 9 | BB Min | A: 36.59 (+1.35s | 3.6%) | Rancho San Dieguito | 06/19/2026 | 2026 SI Splash And Dash | |
| 1024 | Avalyn Haupt | 37.95 | 9 | BB Min | A: 36.59 (+1.36s | 3.6%) | Sampson Family YMCA | 06/12/2025 | Holtrey Summer Classic | |
| 1025 | Sanah Roperia | 37.95 | 10 | BB Min | A: 36.59 (+1.36s | 3.6%) | Swim Torrance | 07/23/2026 | 2026 CA SCS RAA Summer A G Champs Copied | |
| 1026 | Charlotte Stair | 37.95 | 9 | BB Min | A: 36.59 (+1.36s | 3.6%) | Commonwealth Swimming | 05/16/2026 | 2026 NE CS Spring Fever | |
| 1027 | Phoebe Peixoto | 37.95 | 10 | BB Min | A: 36.59 (+1.36s | 3.6%) | Team Eugene Aquatics | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 1028 | Alyson Gao | 37.95 | 9 | BB Min | A: 36.59 (+1.36s | 3.6%) | Bellevue Club Swim Team | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 1029 | Sylvie Hulton | 37.96 | 10 | BB Min | A: 36.59 (+1.37s | 3.6%) | Amherst Tritons Swim Team | 05/08/2026 | 2026 NE CRA MIT Team Specialty LC Meet | |
| 1030 | Meri Harding | 37.96 | 9 | BB Min | A: 36.59 (+1.37s | 3.6%) | SwimMAC Carolina | 07/24/2026 | 2026 NC SwimMAC LC Summer Sun Sational | |
| 1031 | Andrea Santarriaga | 37.96 | 9 | BB Min | A: 36.59 (+1.37s | 3.6%) | EL Paso Border Land Swim Team | 06/26/2026 | 2026 BD EPAP Jack White Memorial Classic | |
| 1032 | O'Makayas Hurley | 37.96 | 10 | BB Min | A: 36.59 (+1.37s | 3.6%) | Unattached | 06/19/2026 | 2026 MultiCultural Zones | |
| 1033 | Olivia Parris | 37.97 | 10 | BB Min | A: 36.59 (+1.38s | 3.6%) | Hanover Aquatics | 06/25/2026 | LC Central District Champs | |
| 1034 | Olivia Batignani | 37.97 | 10 | BB Min | A: 36.59 (+1.38s | 3.6%) | Southwest Stars Swim Club | 07/09/2026 | 2026 FL Summer Age Group Championships | |
| 1035 | Layla-Rae Julien | 37.98 | 8 | BB Min | A: 36.59 (+1.39s | 3.7%) | Blue Waves Swim Club | 04/11/2026 | 2026 Fox April Long Course Invitational | |
| 1036 | Ellen O'Sullivan | 37.98 | 9 | BB Min | A: 36.59 (+1.39s | 3.7%) | YMCA of the Jersey Shore | 06/13/2026 | 2026 MAY Spring Into Summer | |
| 1037 | Catherine Ebbeling | 37.98 | 10 | BB Min | A: 36.59 (+1.39s | 3.7%) | YMCA of Austin Swim Alliance | 06/26/2026 | 2026 NEAT Long Course STX Championship | |
| 1038 | Alaina Weaver | 37.98 | 10 | BB Min | A: 36.59 (+1.39s | 3.7%) | Ofpy Makos | 07/23/2026 | 2026 Ozark Long Course Champs Copied | |
| 1039 | Lorelei Reed | 37.99 | 10 | BB Min | A: 36.59 (+1.40s | 3.7%) | East Hartford YMCA | 06/20/2026 | 2026 NE NSSC Invitational Springfield College | |
| 1040 | Sophia LaRoche | 37.99 | 9 | BB Min | A: 36.59 (+1.40s | 3.7%) | Monocacy Aquatic Club | 07/24/2026 | 2026 Maryland Long Course Junior Championship | |
| 1041 | Allie Taylor | 38.00 | 10 | BB Min | A: 36.59 (+1.41s | 3.7%) | Columbia Swim Club | 06/26/2026 | 88th CSP Summer Invitational | |
| 1042 | Aubrey Tompkins | 38.00 | 10 | BB Min | A: 36.59 (+1.41s | 3.7%) | SwimMAC Carolina | 07/24/2026 | 2026 NC SwimMAC LC Summer Sun Sational | |
| 1043 | Enid Winskowski | 38.00 | 10 | BB Min | A: 36.59 (+1.41s | 3.7%) | Hurricanes Swim Team | 07/17/2026 | 2026 MN STRM Minnesota Regional Championship | |
| 1044 | Sydnee Trautvetter | 38.00 | 10 | BB Min | A: 36.59 (+1.41s | 3.7%) | Mako Aquatics | 07/17/2026 | 2026 MN STRM Minnesota Regional Championship | |
| 1045 | Arianna Wang | 38.01 | 8 | BB Min | A: 36.59 (+1.42s | 3.7%) | Arctic Aquatics | 07/11/2026 | 2026 NE YNS July Last Chance Meet | |
| 1046 | Tennant McGill | 38.01 | 9 | BB Min | A: 36.59 (+1.42s | 3.7%) | Opelika Swim Team | 07/12/2026 | OST July Long Course Time Trail | |
| 1047 | Luna Ahumada | 38.01 | 10 | BB Min | A: 36.59 (+1.42s | 3.7%) | Unattached | 06/13/2026 | Cat 5 June LC Open | |
| 1048 | Sophie MacIntyre | 38.02 | 9 | BB Min | A: 36.59 (+1.43s | 3.8%) | YMCA of the North Shore Sharks | 07/31/2026 | 2026 NE CS New England Summer Championship | |
| 1049 | Aria Kumar | 38.02 | 10 | BB Min | A: 36.59 (+1.43s | 3.8%) | Beaverton Area Aquatics Club | 05/01/2026 | 2026 THSC Spring Invite | |
| 1050 | Aveline Jett | 38.03 | 10 | BB Min | A: 36.59 (+1.44s | 3.8%) | Central Ohio Aquatics | 07/23/2026 | 2026 OH LC Junior 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.