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 | |
|---|---|---|---|---|---|---|---|---|---|
| 5501 | Kayleigh Nguyen | 52.30 | 10 | B Min | BB: 48.69 (+3.61s | 6.9%) | Lincoln Y Dolphins | 11/09/2025 | 2025 MW App LYD Y ThankSwimming | |
| 5502 | Stella di Benedetto | 52.30 | 9 | B Min | BB: 48.69 (+3.61s | 6.9%) | Bolles School Sharks | 02/20/2026 | 2026 Area 1 Spring Championships | |
| 5503 | Katie Zhao | 52.30 | 9 | B Min | BB: 48.69 (+3.61s | 6.9%) | Mei\\\\\\'s Typhoons Swimming Club | 03/13/2026 | 2026 NE INST NE Cup | |
| 5504 | Ella Jasinski | 52.30 | 9 | B Min | BB: 48.69 (+3.61s | 6.9%) | Olympic Cascade Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 5505 | Emery Brault | 52.30 | 9 | B Min | BB: 48.69 (+3.61s | 6.9%) | Lakewood Ranch Swim Associatio | 01/23/2026 | 2026 Hot Chocolate Invite | |
| 5506 | Wren Webb | 52.30 | 9 | B Min | BB: 48.69 (+3.61s | 6.9%) | Mississippi Makos Swim Team | 12/05/2025 | 2025 SE Christmas In Auburn | |
| 5507 | Scarlett McGinnis | 52.30 | 9 | B Min | BB: 48.69 (+3.61s | 6.9%) | New Albany Aquatic Club | 02/19/2026 | 2026 OH UASC SC Regional Championships | |
| 5508 | Lola Ping | 52.31 | 10 | B Min | BB: 48.69 (+3.62s | 6.9%) | Parkway-Rockwood Gateway Swim | 03/07/2026 | 2026 GTWY 8 Under Champs | |
| 5509 | Dakota Roy | 52.31 | 10 | B Min | BB: 48.69 (+3.62s | 6.9%) | Kent County YMCA | 01/17/2026 | 2026 NE KCY SENECY Winter Carnival | |
| 5510 | Cecilia Kendi | 52.31 | 10 | B Min | BB: 48.69 (+3.62s | 6.9%) | The Woodlands Swim Team | 01/17/2025 | 2025 TWST Speedo Winter Classic Invitational | |
| 5511 | Madison Grimard | 52.31 | 8 | B Min | BB: 48.69 (+3.62s | 6.9%) | Bayside Aquatics | 03/21/2026 | 2026 Maryland 8 Under Championship Meet | |
| 5512 | Lauren Vanderstelt | 52.31 | 9 | B Min | BB: 48.69 (+3.62s | 6.9%) | Hurricane Penguins Swim Club | 03/07/2026 | 2026 Lake Ontario Regional Meet | |
| 5513 | Julia Stonitsch | 52.31 | 8 | B Min | BB: 48.69 (+3.62s | 6.9%) | Asphalt Green Unified Aquatics | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
| 5514 | Dominique Perdomo | 52.31 | 9 | B Min | BB: 48.69 (+3.62s | 6.9%) | Brighton Bullfrogs Swim Club | 02/01/2026 | 2026 CO FORM February Freeze | |
| 5515 | Dorothea Wilkie | 52.31 | 8 | B Min | BB: 48.69 (+3.62s | 6.9%) | Sea Devils | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 5516 | Ella Youree | 52.32 | 10 | B Min | BB: 48.69 (+3.63s | 6.9%) | Kamehameha Swim Club | 02/08/2026 | Aulea Winter Sprint Festival | |
| 5517 | Clara Lewis | 52.32 | 9 | B Min | BB: 48.69 (+3.63s | 6.9%) | New Wave Swim Team | 03/14/2026 | 2026 MOR Reagan Martin Rocks Swim Meet | |
| 5518 | Amelia Brown | 52.32 | 10 | B Min | BB: 48.69 (+3.63s | 6.9%) | Patriot Aquatics | 01/23/2026 | 2026 Hot Chocolate Invite | |
| 5519 | Zoie Peng | 52.32 | 7 | B Min | BB: 48.69 (+3.63s | 6.9%) | Bellevue Club Swim Team | 03/06/2026 | 2026 BBST Seize The Day Invitational | |
| 5520 | Penelope Correa | 52.32 | 9 | B Min | BB: 48.69 (+3.63s | 6.9%) | Trident Aquatic Club | 12/13/2025 | 2025 MR TRI Winter SCY Invitational | |
| 5521 | Jasmine Chiew | 52.32 | 10 | B Min | BB: 48.69 (+3.63s | 6.9%) | Vacaville Swim Club | 11/15/2025 | NVST Swimming Into Fall 2025 | |
| 5522 | Lily Levine | 52.32 | 8 | B Min | BB: 48.69 (+3.63s | 6.9%) | Fairfax Foxes Swimming | 12/06/2025 | 2025 Reindeer Mini Meet | |
| 5523 | Amilia Blanco | 52.32 | 10 | B Min | BB: 48.69 (+3.63s | 6.9%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 5524 | Erin Reichert | 52.33 | 10 | B Min | BB: 48.69 (+3.64s | 7.0%) | East Carolina Aquatics | 11/21/2025 | 2025 ECA Southeastern Classic | |
| 5525 | Marielle Herring | 52.33 | 10 | B Min | BB: 48.69 (+3.64s | 7.0%) | Aquawolves Swimming | 02/15/2025 | 2025 CO AQUA Last Chance Intra Squad | |
| 5526 | Cecilia Hughes | 52.33 | 9 | B Min | BB: 48.69 (+3.64s | 7.0%) | Sarasota Sharks | 02/27/2026 | 2026 T2 Area 5 Championships | |
| 5527 | Hana Kim | 52.33 | 10 | B Min | BB: 48.69 (+3.64s | 7.0%) | Livonia Community Swim Club | 01/31/2026 | 2026 Guppy Bowl | |
| 5528 | Cecilia Uhler | 52.33 | 10 | B Min | BB: 48.69 (+3.64s | 7.0%) | Madison Area YMCA Mariners | 01/09/2026 | MR 2026 12 UNDER TEAM WINTER CARNIVAL | |
| 5529 | Reagan Austin | 52.33 | 10 | B Min | BB: 48.69 (+3.64s | 7.0%) | San Gabriel Aquatics | 01/17/2026 | 2026 ST AQTX B Champs North | |
| 5530 | Rylee Whall | 52.33 | 9 | B Min | BB: 48.69 (+3.64s | 7.0%) | Mighty Marlins Swim Club | 02/27/2026 | 2026 PN February AGI, Div 1 Approved | |
| 5531 | Natalee Ritzdorf | 52.33 | 10 | B Min | BB: 48.69 (+3.64s | 7.0%) | Isle Swim Club | 10/10/2025 | 2025 October Classic | |
| 5532 | Victoria Nunes Fuller | 52.33 | 9 | B Min | BB: 48.69 (+3.64s | 7.0%) | Occoquan Swimming | 11/21/2025 | 2025 Fall Festivus | |
| 5533 | Caroline Marshall | 52.33 | 10 | B Min | BB: 48.69 (+3.64s | 7.0%) | Star Aquatics | 11/15/2025 | 2025 John Dewey Invitational | |
| 5534 | Charlotte Farnum | 52.33 | 10 | B Min | BB: 48.69 (+3.64s | 7.0%) | Wright County Wave Swim Club | 01/30/2026 | 2026 MN MTKA TYR Team Challenge | |
| 5535 | Rachel Bushinsky | 52.33 | 9 | B Min | BB: 48.69 (+3.64s | 7.0%) | Shawmut Aquatic Club | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 5536 | Caroline Cooke | 52.33 | 9 | B Min | BB: 48.69 (+3.64s | 7.0%) | YMCA of Northwest North Caroli | 11/15/2025 | 2025 John Dewey Invitational | |
| 5537 | Ryan Nielsen | 52.34 | 10 | B Min | BB: 48.69 (+3.65s | 7.0%) | North Jeffco Swim Team | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 5538 | Olivia Ewing | 52.34 | 9 | B Min | BB: 48.69 (+3.65s | 7.0%) | Rockfish Swimming | 01/10/2026 | 2026 RAYS Jeff Rouse Invitational | |
| 5539 | Stephania Nizheberskaya | 52.34 | 8 | B Min | BB: 48.69 (+3.65s | 7.0%) | Blue Wave Swim Team PV | 02/13/2026 | 2026 AAC Winter Gator Meet | |
| 5540 | Sullivan Larouere | 52.34 | 10 | B Min | BB: 48.69 (+3.65s | 7.0%) | Worthington Swim Club | 02/19/2026 | 2026 OH WOR SC Regional Championships | |
| 5541 | Emma Andreu Riera | 52.35 | 10 | B Min | BB: 48.69 (+3.66s | 7.0%) | Monterey Bay Swim Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 5542 | Madison McNaghten | 52.35 | 9 | B Min | BB: 48.69 (+3.66s | 7.0%) | Spokane Waves Aquatic Team | 02/13/2026 | (Pullman) 2026 IES Jr Champs | |
| 5543 | Amyra Srivastava | 52.35 | 10 | B Min | BB: 48.69 (+3.66s | 7.0%) | Milpitas Aquatic Club | 09/27/2025 | 2025 MAC Season Kick Off | |
| 5544 | Sidney McKinney | 52.35 | 10 | B Min | BB: 48.69 (+3.66s | 7.0%) | Three Rivers Swimming | 01/17/2026 | Club Mountaineer January Age Group Winter Spl | |
| 5545 | Gemma McShane | 52.35 | 10 | B Min | BB: 48.69 (+3.66s | 7.0%) | Sarpy County Swim Club | 02/20/2026 | 2026 MW Midwestern Age Group Short Course | |
| 5546 | Annabella Workman | 52.35 | 8 | B Min | BB: 48.69 (+3.66s | 7.0%) | Naval Academy Aquatic Club | 03/21/2026 | 2026 Maryland 8 Under Championship Meet | |
| 5547 | Jayda Bond | 52.35 | 10 | B Min | BB: 48.69 (+3.66s | 7.0%) | South Florida Aquatic Club | 02/06/2026 | Friendship Meet 2026 | |
| 5548 | Evelyn Xiao | 52.36 | 9 | B Min | BB: 48.69 (+3.67s | 7.0%) | Pacific Dragons Swim Team | 01/24/2026 | 2026 PN PDST Winter Invitational Meet Approv | |
| 5549 | Catherine Wang | 52.36 | 10 | B Min | BB: 48.69 (+3.67s | 7.0%) | Gator Swim Club | 01/09/2026 | 2026 FAST Polar Plunge | |
| 5550 | Audra Haslem | 52.36 | 9 | B Min | BB: 48.69 (+3.67s | 7.0%) | Potomac Marlins | 03/20/2026 | March Madness 2026 | |
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.