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 | |
|---|---|---|---|---|---|---|---|---|---|
| 501 | Madeleine LaMazza | 42.52 | 10 | A Min | AA: 40.89 (+1.63s | 3.8%) | Fins Swim Team | 01/16/2026 | 2026 Gabrielle Rose Tiger Classic | |
| 502 | Nora Gao | 42.52 | 9 | A Min | AA: 40.89 (+1.63s | 3.8%) | Arctic Aquatics | 05/01/2026 | 2026 NE ARCT Spring Specialty Meet | |
| 503 | Ruby Oshitelu | 42.52 | 10 | A Min | AA: 40.89 (+1.63s | 3.8%) | Hillsboro Swim Team | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 504 | Nicole Perez Salas | 42.53 | 10 | A Min | AA: 40.89 (+1.64s | 3.9%) | Byron Center Aquatics | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 505 | Frances Ciesla-Goodcourage | 42.53 | 10 | A Min | AA: 40.89 (+1.64s | 3.9%) | Oly Swimming | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 506 | Kayona Brown | 42.53 | 10 | A Min | AA: 40.89 (+1.64s | 3.9%) | Humboldt Swim Club | 03/20/2026 | SCY Spring Age Group Championships | |
| 507 | Sophia Perez | 42.54 | 10 | A Min | AA: 40.89 (+1.65s | 3.9%) | Farmingdale Aquatics | 02/20/2026 | 2026 MR Silvers Championship South HAUP | |
| 508 | Nhien Dinh | 42.55 | 10 | A Min | AA: 40.89 (+1.66s | 3.9%) | Fairfax Foxes Swimming | 02/13/2026 | 2026 AAC Winter Gator Meet | |
| 509 | Catalina Bernal | 42.55 | 10 | A Min | AA: 40.89 (+1.66s | 3.9%) | Rockville Montgomery Swim Club | 01/16/2026 | 2026 RMSC January Intrasquad Meet | |
| 510 | Ella Jones | 42.56 | 10 | A Min | AA: 40.89 (+1.67s | 3.9%) | North Palm Beach Swim Club | 03/05/2026 | 2026 FG Age Group SCY Championships | |
| 511 | Natalia Torres | 42.56 | 10 | A Min | AA: 40.89 (+1.67s | 3.9%) | Tule Nation Tritons | 01/10/2026 | 2026 Clovis Swim Club Winter Open | |
| 512 | Grace Meissner | 42.56 | 10 | A Min | AA: 40.89 (+1.67s | 3.9%) | Orinda Aquatics | 03/07/2026 | SRVA Last Chance Meet B BB+ | |
| 513 | Mary Olsen | 42.57 | 10 | A Min | AA: 40.89 (+1.68s | 3.9%) | Huntsville Swim Association | 02/27/2026 | 2026 SE Southeastern Winter SC Championships | |
| 514 | Emily Tieng | 42.57 | 8 | A Min | AA: 40.89 (+1.68s | 3.9%) | Badger Swim Club,Inc. | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 515 | Anna Latham | 42.57 | 10 | B Min | BB: 40.89 (+1.68s | 3.9%) | Front Range Barracudas | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 516 | Ayla Faber | 42.58 | 9 | A Min | AA: 40.89 (+1.69s | 4.0%) | Madison Area YMCA Mariners | 01/09/2026 | MR 2026 12 UNDER TEAM WINTER CARNIVAL | |
| 517 | Sofia La Rosa | 42.58 | 10 | A Min | AA: 40.89 (+1.69s | 4.0%) | Buenaventura Swim Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 518 | Millie Halm | 42.58 | 10 | A Min | AA: 40.89 (+1.69s | 4.0%) | Findlay YMCA Frogs | 03/12/2026 | 2026 OH SC Junior Championships | |
| 519 | Gabrielle Radford | 42.58 | 10 | A Min | AA: 40.89 (+1.69s | 4.0%) | Metro Surge Aquatic Club | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 520 | Daphne Economopoulos | 42.59 | 10 | A Min | AA: 40.89 (+1.70s | 4.0%) | All Star Aquatics | 02/13/2026 | 2026 ASA President S Day Classic | |
| 521 | Elsa Uguagliati | 42.59 | 10 | A Min | AA: 40.89 (+1.70s | 4.0%) | Austin Swim Club | 02/13/2026 | 2026 ST HPAC STX Champs South | |
| 522 | 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 | |
| 523 | 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 | |
| 524 | 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 | |
| 525 | 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 | |
| 526 | 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 | |
| 527 | Charley Lynch | 42.61 | 10 | A Min | AA: 40.89 (+1.72s | 4.0%) | Sarasota Sharks | 01/23/2026 | 2026 Hot Chocolate Invite | |
| 528 | Avery Rowe | 42.61 | 10 | A Min | AA: 40.89 (+1.72s | 4.0%) | Wtrc Sharks | 03/12/2026 | 2026 OH SC Junior Championships | |
| 529 | 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 | |
| 530 | 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 | |
| 531 | 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+ | |
| 532 | Kimberly Lawson | 42.62 | 9 | A Min | AA: 40.89 (+1.73s | 4.1%) | T2 Aquatics | 03/05/2026 | 2026 Florida Swimming FLAGS SOUTH | |
| 533 | 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 | |
| 534 | Maren Seiffertt | 42.64 | 9 | A Min | AA: 40.89 (+1.75s | 4.1%) | Fast | 02/27/2026 | Ozark Division I Championship | |
| 535 | 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 | |
| 536 | 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 | |
| 537 | Nathalie Bieler | 42.65 | 10 | A Min | AA: 40.89 (+1.76s | 4.1%) | Bolles School Sharks | 07/05/2026 | 2026 July Last Chance Meet | |
| 538 | Ella Davis | 42.66 | 10 | A Min | AA: 40.89 (+1.77s | 4.1%) | Hanover Aquatics | 11/14/2025 | 2025 Gobbler Gauntlet | |
| 539 | 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 | |
| 540 | 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 | |
| 541 | 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 | |
| 542 | 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 | |
| 543 | 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 | |
| 544 | 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 | |
| 545 | 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 | |
| 546 | 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 | |
| 547 | 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 | |
| 548 | 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 | |
| 549 | 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 | |
| 550 | 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 | |
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.