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 | |
|---|---|---|---|---|---|---|---|---|---|
| 4451 | Mary-Grace McCord | 50.65 | 10 | B Min | BB: 48.69 (+1.96s | 3.9%) | Quest Swimming | 01/24/2026 | 2026 WAC Mike Willard Polar Plunge | |
| 4452 | Anika Uy | 50.65 | 10 | B Min | BB: 48.69 (+1.96s | 3.9%) | Gold\\\\\\'s Aquatics Club | 02/08/2025 | 2025 PN SSCD Winter Open | |
| 4453 | Sophia LaRoche | 50.65 | 9 | B Min | BB: 48.69 (+1.96s | 3.9%) | Monocacy Aquatic Club | 11/01/2025 | 2025 Bridget Vache Memorial MAC Fall Frenzy | |
| 4454 | Olive Mitchell | 50.65 | 9 | B Min | BB: 48.69 (+1.96s | 3.9%) | Newport Swim Team | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 4455 | Bella Bruce | 50.65 | 10 | B Min | BB: 48.69 (+1.96s | 3.9%) | Palo Alto Stanford Aquatics | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | |
| 4456 | Ada Vaughn | 50.65 | 10 | B Min | BB: 48.69 (+1.96s | 3.9%) | Frederick Area Swim Team | 11/14/2025 | GBSA 2025 Thanksgiving Swim Fest | |
| 4457 | Hailey Peters | 50.66 | 10 | B Min | BB: 48.69 (+1.97s | 3.9%) | Orca Aquatics | 01/10/2026 | 2026 NE KING RI Rhody Nor Eastah | |
| 4458 | Liv Wilhelmsen | 50.66 | 10 | B Min | BB: 48.69 (+1.97s | 3.9%) | South Davis Aquatics Team | 11/29/2025 | November Chat Vs SDAT Dual | |
| 4459 | Victoria Mikula | 50.66 | 9 | B Min | BB: 48.69 (+1.97s | 3.9%) | Three Village Swim Club | 03/27/2026 | 2026 MR Bronze Championship South LIE | |
| 4460 | Betty Johnson | 50.66 | 10 | B Min | BB: 48.69 (+1.97s | 3.9%) | Tennessee Aquatics | 01/16/2026 | 2026 TNAQ JANUARY INVITATIONAL | |
| 4461 | Olivia Banuls | 50.66 | 8 | B Min | BB: 48.69 (+1.97s | 3.9%) | All Star Aquatics | 03/20/2026 | March Madness 2026 | |
| 4462 | Elisa Wang | 50.66 | 9 | B Min | BB: 48.69 (+1.97s | 3.9%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 4463 | Emily Enodunmwenben | 50.66 | 9 | B Min | BB: 48.69 (+1.97s | 3.9%) | Riptide Swim Team | 11/08/2025 | 2025 MN WOLF HOWL AT THE MOON INVITE | |
| 4464 | Isabel Kibler | 50.66 | 9 | B Min | BB: 48.69 (+1.97s | 3.9%) | Battlefield Area Star Swimmers | 02/13/2026 | 2026 Northern District 12 Under Championship | |
| 4465 | Emma Ajan | 50.66 | 8 | B Min | BB: 48.69 (+1.97s | 3.9%) | Pine Crest Swimming | 01/31/2026 | 2026 Panther Invitational | |
| 4466 | Helen Zhang | 50.67 | 9 | B Min | BB: 48.69 (+1.98s | 3.9%) | California Dolphins Swim Team | 03/07/2026 | SRVA Last Chance Meet B BB+ | |
| 4467 | Isla Brown | 50.68 | 10 | B Min | BB: 48.69 (+1.99s | 3.9%) | North Coast Aquatics | 11/08/2025 | HSA All Ages NTS | |
| 4468 | Henley Harrington | 50.68 | 10 | B Min | BB: 48.69 (+1.99s | 3.9%) | Cavalier Aquatics/Piedmont Fam | 02/27/2026 | 2026 SW District Champs 9 Over | |
| 4469 | Eliana Halsey | 50.68 | 9 | B Min | BB: 48.69 (+1.99s | 3.9%) | Park City Swimming | 10/04/2025 | The Timeless Classic 2025 | |
| 4470 | Alexandra Tsakalakis | 50.68 | 8 | B Min | BB: 48.69 (+1.99s | 3.9%) | Atlantis Swimming | 12/06/2025 | 2025 26 Super Fast And Furious Prelim Final | |
| 4471 | Iris Bass | 50.68 | 10 | B Min | BB: 48.69 (+1.99s | 3.9%) | DC Dept Of Parks and Recreatio | 10/25/2025 | Trick Or Treat Mini Meet | |
| 4472 | Mila Shedlock | 50.68 | 10 | B Min | BB: 48.69 (+1.99s | 3.9%) | Annapolis Swim Club | 03/21/2026 | 2026 Maryland 9 10 B Championship Meet | |
| 4473 | Viana Saghapour | 50.69 | 10 | B Min | BB: 48.69 (+2.00s | 3.9%) | Swim Birmingham YMCA | 11/07/2025 | 2025 SE BSL Cranberry Classic | |
| 4474 | Allison Frey | 50.69 | 9 | B Min | BB: 48.69 (+2.00s | 3.9%) | Machine Aquatics | 02/20/2026 | 2026 Machine Qualifier | |
| 4475 | Molly Zhong | 50.69 | 10 | B Min | BB: 48.69 (+2.00s | 3.9%) | Kent County YMCA | 02/28/2026 | 2026 NE KCY A SENECY LEAGUE CHAMPS | |
| 4476 | Charlotte Guo | 50.69 | 10 | B Min | BB: 48.69 (+2.00s | 3.9%) | Middlesex Swim Club | 01/16/2026 | 2026 NE SAC Bronze Championships | |
| 4477 | Gemma Layton | 50.70 | 10 | B Min | BB: 48.69 (+2.01s | 4.0%) | Stafford Aquatics Team | 02/13/2026 | 2026 Northern District 12 Under Championship | |
| 4478 | Mia Tamura | 50.70 | 9 | B Min | BB: 48.69 (+2.01s | 4.0%) | Sunnyvale Swim Club | 03/07/2026 | DACA CBA Meet | |
| 4479 | Lucy Benjamin | 50.70 | 9 | B Min | BB: 48.69 (+2.01s | 4.0%) | Naval Academy Aquatic Club | 01/17/2026 | 2026 Duck Bowl | |
| 4480 | Sarika Bhattacharyya | 50.70 | 9 | B Min | BB: 48.69 (+2.01s | 4.0%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 4481 | Olivia Lopez | 50.70 | 10 | B Min | BB: 48.69 (+2.01s | 4.0%) | Long Island Aquatic Club | 01/16/2026 | 2026 MR NFS 43rd Annual Dr MLK Jr Invite | |
| 4482 | Vivian Guthrie | 50.70 | 9 | B Min | BB: 48.69 (+2.01s | 4.0%) | Nation\\\\\\'s Capital Swim Club | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 4483 | Desleigh Netzel | 50.70 | 10 | B Min | BB: 48.69 (+2.01s | 4.0%) | Texas Elite Swim Team | 01/18/2025 | 2025 LSST January Frosty Meet | |
| 4484 | Chin-Erdene Munkhdorj | 50.70 | 10 | B Min | BB: 48.69 (+2.01s | 4.0%) | Lehi Aquatics | 12/13/2025 | 2025 UTAH Winter Classic | |
| 4485 | Rachel Ma | 50.70 | 10 | B Min | BB: 48.69 (+2.01s | 4.0%) | Weymouth Club Waves | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 4486 | Anna Richards | 50.71 | 9 | B Min | BB: 48.69 (+2.02s | 4.0%) | Nova of Virginia | 12/05/2025 | NOVA December Dip | |
| 4487 | Emalyn Borr | 50.71 | 10 | B Min | BB: 48.69 (+2.02s | 4.0%) | West Michigan Swimmers | 03/07/2026 | 2026 Lake Superior Regional Meet | |
| 4488 | Cora Parker | 50.71 | 10 | B Min | BB: 48.69 (+2.02s | 4.0%) | Minneapolis Lake Monsters | 02/27/2026 | 2026 MN EDI Minnesota Regional Championship | |
| 4489 | Kamryn Parker | 50.71 | 9 | B Min | BB: 48.69 (+2.02s | 4.0%) | Patriot Aquatics | 02/28/2026 | 2026 Spring Area 2 Championships | |
| 4490 | Quinn Carver-Brown | 50.71 | 10 | B Min | BB: 48.69 (+2.02s | 4.0%) | YMCA of the North Shore Sharks | 01/16/2026 | 2026 NE CRIM Bronze Championship | |
| 4491 | Brynn Paitich | 50.71 | 10 | B Min | BB: 48.69 (+2.02s | 4.0%) | South East Metro Sharks | 02/27/2026 | 2026 MN WEST Minnesota Regional Championship | |
| 4492 | Catherine Burchett | 50.71 | 9 | B Min | BB: 48.69 (+2.02s | 4.0%) | 757swim | 12/05/2025 | 2025 757swim Grand Illumination | |
| 4493 | Abigail Strachan | 50.72 | 9 | B Min | BB: 48.69 (+2.03s | 4.0%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 02/01/2026 | February Closed Invite | |
| 4494 | Victoria Blackburn | 50.72 | 9 | B Min | BB: 48.69 (+2.03s | 4.0%) | Swim Streamline at Northampton | 01/17/2025 | 2025 TWST Speedo Winter Classic Invitational | |
| 4495 | Kate Lindhaus | 50.72 | 9 | B Min | BB: 48.69 (+2.03s | 4.0%) | Tualatin Hills Swim Club | 10/17/2025 | 2025 THSC Fall Open | |
| 4496 | Maria Ivanskaya | 50.72 | 10 | B Min | BB: 48.69 (+2.03s | 4.0%) | King Aquatic Club | 11/23/2024 | 2024 PN November AGI Divsion 3 | |
| 4497 | Hadley Phung | 50.72 | 10 | B Min | BB: 48.69 (+2.03s | 4.0%) | Edina Swim Club | 11/08/2025 | 2025 MN WOLF HOWL AT THE MOON INVITE | |
| 4498 | Scarlett Watts | 50.72 | 10 | B Min | BB: 48.69 (+2.03s | 4.0%) | 757swim | 03/20/2026 | 757swim Short Course Send Off Intrasquad | |
| 4499 | Sloan Seivers | 50.72 | 9 | B Min | BB: 48.69 (+2.03s | 4.0%) | Ensworth Aquatics | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | |
| 4500 | Adeline Solomon | 50.72 | 10 | B Min | BB: 48.69 (+2.03s | 4.0%) | Club Husker | 02/20/2026 | 2026 MW Midwestern Age Group Short Course | |
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.