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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2601 | Zyanyaaly Calderon-Diaz | 42.13 | 10 | BB Min | A: 37.99 (+4.14s | 9.8%) | Scottsboro Swim Association | 04/11/2026 | 2026 Sprint Medal Meet | |
| 2602 | Catherine Tolokh | 42.13 | 9 | BB Min | A: 37.99 (+4.14s | 9.8%) | Charles River Aquatics | 03/13/2026 | 2026 NE CRA End Of Season March Invite | |
| 2603 | Thelma Vawter | 42.13 | 10 | BB Min | A: 37.99 (+4.14s | 9.8%) | Rushmore Swim Team | 02/20/2026 | 2026 SD 12 Under Short Course State A Champ | |
| 2604 | Aniston Palmer | 42.13 | 9 | BB Min | A: 37.99 (+4.14s | 9.8%) | Swimchester Sailfish | 12/05/2025 | 2025 Holiday Classic | |
| 2605 | Claire Li | 42.13 | 10 | BB Min | A: 37.99 (+4.14s | 9.8%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 2606 | Alice Pearce | 42.13 | 10 | BB Min | A: 37.99 (+4.14s | 9.8%) | Marlins Of Raleigh | 01/16/2026 | 2026 RSA Winter Tri | |
| 2607 | Phoebe Hovord | 42.13 | 7 | BB Min | A: 37.99 (+4.14s | 9.8%) | Club Wolverine | 03/07/2026 | 2026 Lake Ontario Regional Meet | |
| 2608 | Kennedy Bridgman | 42.13 | 10 | BB Min | A: 37.99 (+4.14s | 9.8%) | Raleigh Swimming Association | 02/12/2026 | 2026 RSA Cupid Cuts | |
| 2609 | Taylor Brennan | 42.14 | 10 | BB Min | A: 37.99 (+4.15s | 9.8%) | YMCA of the North Shore Sharks | 12/05/2025 | 2025 NE YNS Reid Sacco Prelims Finals Invite | |
| 2610 | Anna Jang | 42.14 | 9 | BB Min | A: 37.99 (+4.15s | 9.8%) | Long Island Express | 03/27/2026 | 2026 MR Bronze Championship South LIE | |
| 2611 | Kate Allberry | 42.14 | 10 | BB Min | A: 37.99 (+4.15s | 9.8%) | Lincoln Select Swimming | 01/24/2026 | 2026 MW LSS Winterfest | |
| 2612 | Anyeline Hernandez Gonzalez | 42.14 | 10 | BB Min | A: 37.99 (+4.15s | 9.8%) | Lake Lytal Lightning | 06/27/2026 | Firecracker Meet 2026 | |
| 2613 | Amberly Pate | 42.14 | 9 | BB Min | A: 37.99 (+4.15s | 9.8%) | Cullman Swim Association | 02/13/2026 | 2026 MSA Last Chance Challenger | |
| 2614 | Olivia Starkman Senn | 42.14 | 10 | BB Min | A: 37.99 (+4.15s | 9.8%) | Aquajets Swim Team | 05/09/2026 | 2026 MN AQJT May Flowers | |
| 2615 | Kenlie Ware | 42.15 | 10 | BB Min | A: 37.99 (+4.16s | 9.9%) | Newport Swim Team | 02/22/2025 | 2025 Arena Short Course 10 U Championships | |
| 2616 | Nadine Elkhenifer | 42.15 | 10 | BB Min | A: 37.99 (+4.16s | 9.9%) | Kent County YMCA | 02/01/2026 | 2026 NE NCYW 36th Annual YMCA Pentathlon | |
| 2617 | Madison Vogel | 42.15 | 7 | BB Min | A: 37.99 (+4.16s | 9.9%) | Nova of Virginia | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 2618 | Anastasia Sudentas | 42.15 | 9 | BB Min | A: 37.99 (+4.16s | 9.9%) | Metro Dynasty Swim Team | 02/13/2026 | 39th Black History Swim Meet | |
| 2619 | Dylan Jaroscak | 42.15 | 9 | BB Min | A: 37.99 (+4.16s | 9.9%) | Lakeshore Swim Club | 02/19/2026 | 2026 OH Cleveland SC Regional Championships | |
| 2620 | Kate Sushchonak | 42.16 | 10 | BB Min | A: 37.99 (+4.17s | 9.9%) | Eagle Swim Team Inc. | 11/14/2025 | 2025 NBAC Thanksgiving Meet | |
| 2621 | Chloe Moore | 42.16 | 10 | BB Min | A: 37.99 (+4.17s | 9.9%) | Accokeek Stroke Technique Swim | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 2622 | Skylar Ma | 42.16 | 9 | BB Min | A: 37.99 (+4.17s | 9.9%) | Lifetime | 01/16/2026 | 2026 NE SAC Bronze Championships | |
| 2623 | Mia Willard | 42.16 | 9 | BB Min | A: 37.99 (+4.17s | 9.9%) | Sioux Falls Swim Team | 02/20/2026 | 2026 SD 12 Under Short Course State A Champ | |
| 2624 | Ami Tanaka | 42.16 | 9 | BB Min | A: 37.99 (+4.17s | 9.9%) | Burlingame Aquatics | 02/22/2025 | BAC C B A Meet | |
| 2625 | Keating Farmer | 42.16 | 10 | BB Min | A: 37.99 (+4.17s | 9.9%) | Centreville Swim Club | 09/27/2025 | 2025 PV MAKO FALL INVITATIONAL | |
| 2626 | Peyton Lockhart | 42.16 | 10 | BB Min | A: 37.99 (+4.17s | 9.9%) | Fairfax Foxes Swimming | 02/13/2026 | 2026 AAC Winter Gator Meet | |
| 2627 | Avery Cox | 42.16 | 9 | BB Min | A: 37.99 (+4.17s | 9.9%) | Greater Tampa Swim Association | 10/10/2025 | 2025 GTSA TYR Swim Classic | |
| 2628 | Claire Rovak | 42.17 | 10 | BB Min | A: 37.99 (+4.18s | 9.9%) | The Capitol Sea Devils | 02/13/2026 | 39th Black History Swim Meet | |
| 2629 | Penelope Healy | 42.17 | 10 | BB Min | A: 37.99 (+4.18s | 9.9%) | 92ny Flying Dolphins | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 2630 | Julia Rose | 42.17 | 10 | BB Min | A: 37.99 (+4.18s | 9.9%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 03/07/2026 | 2026 Lake Huron Regional Meet | |
| 2631 | Piper Minich | 42.17 | 10 | BB Min | A: 37.99 (+4.18s | 9.9%) | Annapolis Swim Club | 12/04/2025 | 2025 Sport Fair Winter Classic | |
| 2632 | Macklin McAlister | 42.17 | 9 | BB Min | A: 37.99 (+4.18s | 9.9%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 11/22/2025 | 2025 Royal Fall Cup | |
| 2633 | Elizabeth Huang | 42.18 | 8 | BB Min | A: 37.99 (+4.19s | 9.9%) | Otter Swim Club | 07/25/2026 | 2026 DACA SC CBA Meet | |
| 2634 | Violet Spencer | 42.18 | 10 | BB Min | A: 37.99 (+4.19s | 9.9%) | Aquatic Team Of Mecklenburg | 07/21/2026 | ATOM Summer Speed 2025 Copied | |
| 2635 | Magnolia Tallon | 42.18 | 10 | BB Min | A: 37.99 (+4.19s | 9.9%) | Storm Aquatics | 04/10/2026 | 2026 GTSA TYR Spring Championship | |
| 2636 | Annabel Wang | 42.18 | 5 | BB Min | A: 37.99 (+4.19s | 9.9%) | Orinda Moraga Swim Club | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 2637 | Juniper Chemel | 42.19 | 10 | BB Min | A: 37.99 (+4.20s | 10.0%) | Saint Petersburg Aquatics | 10/03/2025 | SPA FRIDAY NITE RACES OCT 3 2025 | |
| 2638 | Baylor Landram | 42.19 | 10 | BB Min | A: 37.99 (+4.20s | 10.0%) | Academy Aquatic Club | 02/06/2026 | 2026 TBAC Winter Meet Copied | |
| 2639 | Olivia Szelagowski | 42.19 | 10 | BB Min | A: 37.99 (+4.20s | 10.0%) | Ensworth Aquatics | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | |
| 2640 | Audrey Santago | 42.19 | 9 | BB Min | A: 37.99 (+4.20s | 10.0%) | Marlins Of Raleigh | 03/25/2026 | 2026 TAC TITANS Tarheel States Meet | |
| 2641 | Piper Carlson | 42.19 | 10 | BB Min | A: 37.99 (+4.20s | 10.0%) | Coeur D\\\\\\'alene Area Swim Team | 02/13/2026 | (Pullman) 2026 IES Jr Champs | |
| 2642 | Riley Suksumrit | 42.19 | 9 | BB Min | A: 37.99 (+4.20s | 10.0%) | North Coast Aquatics | 07/10/2026 | 2026 SI JBST All Ages Last Chance Meet | |
| 2643 | Evelyn Palmer | 42.20 | 9 | BB Min | A: 37.99 (+4.21s | 10.0%) | Mecklenburg Swim Association | 12/12/2025 | 2025 NC QCD Holiday Invite | |
| 2644 | Joy Chalmers | 42.20 | 9 | BB Min | A: 37.99 (+4.21s | 10.0%) | Tide Swimming | 01/09/2026 | 2026 757swim Splash And Dash | |
| 2645 | Alessandra Hayden | 42.20 | 10 | BB Min | A: 37.99 (+4.21s | 10.0%) | Madison Swimming Association | 02/06/2026 | 2026 SES Region 3 Champions | |
| 2646 | Mennen Kassa | 42.20 | 10 | BB Min | A: 37.99 (+4.21s | 10.0%) | DC Dept Of Parks and Recreatio | 02/01/2026 | 2026 Little Blue Penguin Pentathlon | |
| 2647 | Laurel Finlen | 42.20 | 10 | BB Min | A: 37.99 (+4.21s | 10.0%) | Huntsville Swim Association | 02/06/2026 | 2026 SES Region 3 Champions | |
| 2648 | Unah Clark | 42.20 | 8 | BB Min | A: 37.99 (+4.21s | 10.0%) | Tide Swimming | 02/07/2026 | 2026 8 And Under Southeastern District Champs | |
| 2649 | Callie Gagnon | 42.20 | 10 | BB Min | A: 37.99 (+4.21s | 10.0%) | Sea Devils | 01/25/2026 | 2026 MN HURR January Invitational | |
| 2650 | Baileigh Martin | 42.20 | 9 | BB Min | A: 37.99 (+4.21s | 10.0%) | Northglenn Fusion Swim Club | 06/21/2026 | 2026 CO Loveland Snow Cone Meet #2 | |
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.