USA Girls 10 & under - 50 Y Breast
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 | Hadley Hausel | 42.59 | 10 | A Min | AA: 40.89 (+1.70s | 4.0%) | Denver Swim Academy | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 602 | Inas Boulil | 42.59 | 10 | A Min | AA: 40.89 (+1.70s | 4.0%) | YMCA of Metro North Tritons | 06/13/2026 | 2026 NE JCCS Marblehead Light | |
| 603 | Ellin Moh | 42.59 | 10 | A Min | AA: 40.89 (+1.70s | 4.0%) | Moons Aquatics Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 604 | Sofia Rupakheti | 42.60 | 10 | A Min | AA: 40.89 (+1.71s | 4.0%) | Quince Orchard Swim Academy | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 605 | Isabella Champion | 42.60 | 8 | A Min | AA: 40.89 (+1.71s | 4.0%) | Sand Mountain Park Swimming | 04/11/2026 | 2026 Sprint Medal Meet | |
| 606 | Charlie Clayton | 42.61 | 9 | A Min | AA: 40.89 (+1.72s | 4.0%) | Trident Aquatic Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 607 | Charley Lynch | 42.61 | 10 | A Min | AA: 40.89 (+1.72s | 4.0%) | Sarasota Sharks | 01/23/2026 | 2026 Hot Chocolate Invite | |
| 608 | Avery Rowe | 42.61 | 9 | A Min | AA: 40.89 (+1.72s | 4.0%) | Wtrc Sharks | 03/12/2026 | 2026 OH SC Junior Championships | |
| 609 | Aashi Kanyal | 42.61 | 10 | A Min | AA: 40.89 (+1.72s | 4.0%) | San Ramon Valley Aquatics | 03/28/2026 | Albany Armada Aquatics SC C B BB+ | |
| 610 | Sloane Solash | 42.61 | 10 | A Min | AA: 40.89 (+1.72s | 4.0%) | Asphalt Green Unified Aquatics | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 611 | Isla Wingert | 42.61 | 10 | A Min | AA: 40.89 (+1.72s | 4.0%) | Sporting Jax Aquatic Club | 02/20/2026 | 2026 Area 1 Spring Championships | |
| 612 | Kimberly Lawson | 42.62 | 9 | A Min | AA: 40.89 (+1.73s | 4.1%) | T2 Aquatics | 03/05/2026 | 2026 Florida Swimming FLAGS SOUTH | |
| 613 | Selena Melton | 42.62 | 10 | A Min | AA: 40.89 (+1.73s | 4.1%) | Parkway-Rockwood Gateway Swim | 02/27/2026 | Ozark Division I Championship | |
| 614 | Amy Jung | 42.63 | 10 | A Min | AA: 40.89 (+1.74s | 4.1%) | Mission Viejo Nadadores | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 615 | Maren Seiffertt | 42.64 | 9 | A Min | AA: 40.89 (+1.75s | 4.1%) | Fast | 02/27/2026 | Ozark Division I Championship | |
| 616 | Cameron Lau | 42.65 | 10 | A Min | AA: 40.89 (+1.76s | 4.1%) | Brooklyn Stingrays | 02/07/2026 | 2026 MR QNS We Fly High Invitational | |
| 617 | Charlotte Kay | 42.65 | 10 | A Min | AA: 40.89 (+1.76s | 4.1%) | Stingrays Swim Team | 02/13/2026 | 2026 Northern District 12 Under Championship | |
| 618 | Ella Davis | 42.66 | 10 | A Min | AA: 40.89 (+1.77s | 4.1%) | Hanover Aquatics | 11/14/2025 | 2025 Gobbler Gauntlet | |
| 619 | Neave McVeigh | 42.67 | 10 | A Min | AA: 40.89 (+1.78s | 4.2%) | Madison Area YMCA Mariners | 01/09/2026 | MR 2026 12 UNDER TEAM WINTER CARNIVAL | |
| 620 | Emmilyn Hamilton | 42.67 | 10 | A Min | AA: 40.89 (+1.78s | 4.2%) | Stingrays Swim Team | 02/13/2026 | 2026 Northern District 12 Under Championship | |
| 621 | Lola Berkstresser | 42.67 | 10 | A Min | AA: 40.89 (+1.78s | 4.2%) | North Jeffco Swim Team | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 622 | Katherine Talbert | 42.68 | 10 | A Min | AA: 40.89 (+1.79s | 4.2%) | Hydra Aquatics | 01/17/2026 | 2026 PV January Open Audrey Moore | |
| 623 | Reese Driver | 42.68 | 10 | A Min | AA: 40.89 (+1.79s | 4.2%) | St Albans Sharks | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 624 | Kaitlin Schaefer | 42.68 | 10 | A Min | AA: 40.89 (+1.79s | 4.2%) | Long Island Aquatic Club | 02/20/2026 | 2026 MR Silvers Championship South HAUP | |
| 625 | Lennon Harrington | 42.69 | 10 | A Min | AA: 40.89 (+1.80s | 4.2%) | Midland Dolphins | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 626 | Stella Scibelli | 42.69 | 9 | A Min | AA: 40.89 (+1.80s | 4.2%) | East Coast Aquatic Team | 03/28/2026 | ECAT March 2026 Invitational Copied | |
| 627 | Abigail Duffy | 42.69 | 9 | A Min | AA: 40.89 (+1.80s | 4.2%) | York Swim Club of Northern Vir | 03/20/2026 | March Madness 2026 | |
| 628 | Charlotte Bartoszek | 42.69 | 10 | A Min | AA: 40.89 (+1.80s | 4.2%) | Marlins Of Raleigh | 02/13/2026 | Speedo 2026 MOR Short Course Qualifier Meet | |
| 629 | Grace Mense | 42.70 | 10 | A Min | AA: 40.89 (+1.81s | 4.2%) | Rockville Montgomery Swim Club | 10/17/2025 | 2025 RMSC October Kick Off Classic | |
| 630 | Maria Matulevich | 42.71 | 10 | A Min | AA: 40.89 (+1.82s | 4.3%) | Shawmut Aquatic Club | 03/13/2026 | 2026 Shawmut NE Cup Championship | |
| 631 | Carleigh Mc Crea | 42.71 | 10 | A Min | AA: 40.89 (+1.82s | 4.3%) | Indian River Aquatics | 06/26/2026 | 2026 Summer Area 6 Champs | |
| 632 | Grace Larson | 42.71 | 10 | A Min | AA: 40.89 (+1.82s | 4.3%) | Edina Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 633 | Michaela Smurdon | 42.72 | 10 | A Min | AA: 40.89 (+1.83s | 4.3%) | Hydro Swim Club | 06/26/2026 | 2026 SwimRise Season Finale | |
| 634 | Charlotte Faust | 42.74 | 10 | A Min | AA: 40.89 (+1.85s | 4.3%) | Flying Fish Arizona Swim Team | 02/13/2026 | 34th Annual Lost Dutchman Invitational | |
| 635 | Kayla Xu | 42.75 | 9 | A Min | AA: 40.89 (+1.86s | 4.4%) | Supernova Swim Team | 11/08/2025 | Atlantis 2025 Fall Quack Tack Ular | |
| 636 | Karlyn Yun | 42.75 | 9 | A Min | AA: 40.89 (+1.86s | 4.4%) | Webbs Tornadoes Swim Team | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 637 | Teagan Clift | 42.75 | 10 | A Min | AA: 40.89 (+1.86s | 4.4%) | Portland Aquatic Club | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 638 | Stella Chen | 42.76 | 10 | A Min | AA: 40.89 (+1.87s | 4.4%) | South Shore YMCA Strypers | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 639 | Natalie Williams | 42.76 | 10 | A Min | AA: 40.89 (+1.87s | 4.4%) | South Lake Aquatic Club | 01/16/2026 | 2026 SE Ralph Crocker Classic | |
| 640 | Willow Herod | 42.77 | 9 | A Min | AA: 40.89 (+1.88s | 4.4%) | Patriot Aquatics | 12/04/2025 | RAFC Winter Classic | |
| 641 | Olivia Posegay | 42.77 | 9 | A Min | AA: 40.89 (+1.88s | 4.4%) | Nitro Swimming | 01/31/2026 | 2026 ST NTRO Fiery Flames | |
| 642 | Mayra Singh | 42.77 | 10 | A Min | AA: 40.89 (+1.88s | 4.4%) | Plymouth Canton Cruisers | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 643 | Olivia Leese | 42.79 | 10 | A Min | AA: 40.89 (+1.90s | 4.4%) | Northfield Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 644 | Olivia Toothman | 42.80 | 10 | BB Min | A: 42.79 (+0.01s | 0.0%) | YMCA of Greenwich Marlims | 12/11/2025 | 35th Annual Winter Championships | |
| 645 | Chloe Leibhan | 42.81 | 9 | BB Min | A: 42.79 (+0.02s | 0.0%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 02/01/2026 | February Closed Invite | |
| 646 | Adelyn Jenkins | 42.81 | 10 | BB Min | A: 42.79 (+0.02s | 0.0%) | Tac Titans | 03/25/2026 | 2026 TAC TITANS Tarheel States Meet | |
| 647 | Hannah Linowska | 42.83 | 10 | BB Min | A: 42.79 (+0.04s | 0.1%) | Olympic Cascade Aquatics | 11/09/2025 | 2025 PN C Pentathlon | |
| 648 | Rowan Breedon | 42.84 | 10 | BB Min | A: 42.79 (+0.05s | 0.1%) | Fast Falcons | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | |
| 649 | Sharon Teng | 42.84 | 10 | BB Min | A: 42.79 (+0.05s | 0.1%) | Rockville Montgomery Swim Club | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 650 | Caroline Deykin | 42.84 | 9 | BB Min | A: 42.79 (+0.05s | 0.1%) | Unattached | 02/13/2026 | 2026 ST HPAC STX Champs South | |
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.