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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2451 | Carolyn Cockman | 48.46 | 10 | BB Min | A: 42.79 (+5.67s | 11.7%) | Gsa | 10/03/2025 | 2025 STAR September Friday Night At The Races | |
| 2452 | June Wolfson | 48.46 | 10 | BB Min | A: 42.79 (+5.67s | 11.7%) | Qns Aquatic Club | 02/07/2026 | 2026 MR QNS We Fly High Invitational | |
| 2453 | Yuhan Xiong | 48.46 | 9 | BB Min | A: 42.79 (+5.67s | 11.7%) | Rockville Montgomery Swim Club | 11/01/2025 | 2025 RMSC Autumn 350 Challenge Meet | |
| 2454 | Elaina Jin | 48.46 | 9 | BB Min | A: 42.79 (+5.67s | 11.7%) | Jersey Flyers Aquatic Club | 02/06/2026 | 2026 MR COND Last Chance Invitational | |
| 2455 | Thea Curry | 48.47 | 8 | BB Min | A: 42.79 (+5.68s | 11.7%) | Cascade Swim Club | 02/01/2026 | 2026 PN CSC February Mini Meet Approved | |
| 2456 | Evelyn Rogers | 48.47 | 9 | BB Min | A: 42.79 (+5.68s | 11.7%) | Blazing Barracudas | 02/19/2026 | 2026 OH Cleveland SC Regional Championships | |
| 2457 | Kaisha Mitchell | 48.47 | 10 | BB Min | A: 42.79 (+5.68s | 11.7%) | Apex | 01/02/2026 | 2026 CST Shark Chase Invitational | |
| 2458 | Abi Whitzel | 48.47 | 10 | BB Min | A: 42.79 (+5.68s | 11.7%) | Tiger Shark of Texas | 11/07/2025 | 2025 ST SCY Surge Shark Sizzler | |
| 2459 | Zara Perkins | 48.47 | 10 | BB Min | A: 42.79 (+5.68s | 11.7%) | Oly Swimming | 02/06/2026 | 2026 Michigan Open | |
| 2460 | Elliotte Gibson | 48.47 | 9 | BB Min | A: 42.79 (+5.68s | 11.7%) | East Bay Bat Rays | 05/17/2026 | Montclair 14 Under Short Course Pentathlon | |
| 2461 | Catherine Stevens | 48.47 | 10 | BB Min | A: 42.79 (+5.68s | 11.7%) | Coast Gaurd Blue Dolphins | 11/07/2025 | 2025 CGBD Carl Warner Classic | |
| 2462 | Allison Lee | 48.47 | 10 | BB Min | A: 42.79 (+5.68s | 11.7%) | Metro Dynasty Swim Team | 02/13/2026 | 39th Black History Swim Meet | |
| 2463 | Georgina Bugauisan | 48.47 | 10 | BB Min | A: 42.79 (+5.68s | 11.7%) | Fast Falcons | 01/09/2026 | 2026 FAST Polar Plunge | |
| 2464 | Lucca Otero | 48.48 | 9 | BB Min | A: 42.79 (+5.69s | 11.7%) | Excel Aquatics | 12/06/2025 | 2025 PN Fall Divisionals, Division 1 OCA | |
| 2465 | Nora Cole | 48.48 | 9 | BB Min | A: 42.79 (+5.69s | 11.7%) | Coast Gaurd Blue Dolphins | 02/07/2026 | 2026 8 And Under Southeastern District Champs | |
| 2466 | Esther Wei | 48.48 | 9 | BB Min | A: 42.79 (+5.69s | 11.7%) | Bellevue Club Swim Team | 03/06/2026 | 2026 BBST Seize The Day Invitational | |
| 2467 | Millie Neumann | 48.48 | 8 | BB Min | A: 42.79 (+5.69s | 11.7%) | High Tides Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 2468 | Ellie Yin | 48.48 | 9 | BB Min | A: 42.79 (+5.69s | 11.7%) | Chinook Aquatic Club | 06/19/2026 | 2026 PN SRST Summer Invitational Approved | |
| 2469 | Evita Soria | 48.48 | 10 | BB Min | A: 42.79 (+5.69s | 11.7%) | Flushing YMCA | 01/24/2026 | 2026 MR FLY Fran Schnarr Sprint Pentathlon Me | |
| 2470 | Josephine Johnson | 48.49 | 9 | BB Min | A: 42.79 (+5.70s | 11.8%) | Team Charlotte Swimming | 12/12/2025 | 2025 NC QCD Holiday Invite | |
| 2471 | Johanna Hoerlein | 48.49 | 9 | BB Min | A: 42.79 (+5.70s | 11.8%) | Spartan Aquatic Club | 02/14/2026 | SAC Winter Classic | |
| 2472 | Hallie Carollo | 48.49 | 10 | BB Min | A: 42.79 (+5.70s | 11.8%) | Eastmont | 02/13/2026 | (Pullman) 2026 IES Jr Champs | |
| 2473 | Angelina Blanca | 48.49 | 10 | BB Min | A: 42.79 (+5.70s | 11.8%) | Aqua Culture Swim School | 02/01/2026 | 2026 Little Blue Penguin Pentathlon | |
| 2474 | Allie Mayle | 48.49 | 10 | BB Min | A: 42.79 (+5.70s | 11.8%) | Mavericks | 06/05/2026 | 2026 CO Gunnison Invitational | |
| 2475 | Declan Scherer | 48.49 | 9 | BB Min | A: 42.79 (+5.70s | 11.8%) | Hurricane Penguins Swim Club | 01/10/2026 | DCAC Go The Distance 2026 | |
| 2476 | Phoebe Peixoto | 48.49 | 10 | BB Min | A: 42.79 (+5.70s | 11.8%) | Team Eugene Aquatics | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 2477 | Audrey Kelty | 48.49 | 9 | BB Min | A: 42.79 (+5.70s | 11.8%) | Portland Aquatic Club | 04/24/2026 | 2026 Celebrate PAC Team Intrasquad Meet | |
| 2478 | Maggie Randall | 48.49 | 10 | BB Min | A: 42.79 (+5.70s | 11.8%) | North Suburban Aquatic Club | 02/13/2026 | 2026 MN RSC President S Day Meet | |
| 2479 | Lily Raines | 48.49 | 10 | BB Min | A: 42.79 (+5.70s | 11.8%) | Coast Gaurd Blue Dolphins | 10/11/2025 | 2025 WAC Start Up Classic | |
| 2480 | Matilda Chen-Brooks | 48.50 | 9 | BB Min | A: 42.79 (+5.71s | 11.8%) | North Carolina Aquatic Club | 03/26/2026 | 2026 NCAC Spring Tar Heel States Copied | |
| 2481 | Chaewon Chung | 48.50 | 10 | BB Min | A: 42.79 (+5.71s | 11.8%) | Nitro Swimming | 02/06/2026 | 2026 ST AQTX STX Champs North | |
| 2482 | Yi-Yi Yan | 48.50 | 10 | BB Min | A: 42.79 (+5.71s | 11.8%) | Canyons Aquatic Club | 12/06/2025 | 2025 CA CANY Candy Cane | |
| 2483 | Sara Buckner | 48.50 | 10 | BB Min | A: 42.79 (+5.71s | 11.8%) | Karishim Swim Club | 02/06/2026 | 2026 NE CRA Last Chance February Invite | |
| 2484 | Kaitlin Lloyd | 48.51 | 10 | BB Min | A: 42.79 (+5.72s | 11.8%) | Glencoe | 02/15/2025 | 2025 OR HS 6A 3 | |
| 2485 | Evelyn Lancaster | 48.51 | 9 | BB Min | A: 42.79 (+5.72s | 11.8%) | YMCA of Northwest North Caroli | 04/11/2026 | 2026 TYDE Heavyweight Meet | |
| 2486 | Lydia Andac-Jones | 48.51 | 10 | BB Min | A: 42.79 (+5.72s | 11.8%) | Mason Makos Swim Team | 03/21/2026 | 2026 MAKO SPRING FLING | |
| 2487 | Jane Ackerman | 48.51 | 10 | BB Min | A: 42.79 (+5.72s | 11.8%) | COSA Swimming | 02/13/2026 | 2026 CO Valentine Open | |
| 2488 | Farrah Gangjee | 48.52 | 10 | BB Min | A: 42.79 (+5.73s | 11.8%) | Fox Chapel Killer Whales | 02/13/2026 | 39th Black History Swim Meet | |
| 2489 | Rosemary Thirolf | 48.52 | 10 | BB Min | A: 42.79 (+5.73s | 11.8%) | Rockville Montgomery Swim Club | 10/17/2025 | 2025 RMSC October Kick Off Classic | |
| 2490 | Lily Moulton | 48.52 | 9 | BB Min | A: 42.79 (+5.73s | 11.8%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 2491 | Holland Backstrom | 48.53 | 10 | BB Min | A: 42.79 (+5.74s | 11.8%) | Huntsville Swim Association | 01/16/2026 | 2026 HSA TYR Invitational | |
| 2492 | Everly-Elizabeth Kirk | 48.53 | 10 | BB Min | A: 42.79 (+5.74s | 11.8%) | Nashville Aquatic Club | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | |
| 2493 | Ayla McCartney | 48.53 | 10 | BB Min | A: 42.79 (+5.74s | 11.8%) | Saint Joseph Aquatics | 12/30/2025 | 2025 Wildcat Winter Invite | |
| 2494 | Arizona Treon | 48.53 | 10 | BB Min | A: 42.79 (+5.74s | 11.8%) | Sarasota Sharks | 12/13/2025 | 2025 T2 Candy Cane Meet | |
| 2495 | Elena Shayesteh | 48.53 | 10 | BB Min | A: 42.79 (+5.74s | 11.8%) | Long Island Express | 03/27/2026 | 2026 MR Bronze Championship South LIE | |
| 2496 | Quinn Barsness | 48.53 | 10 | BB Min | A: 42.79 (+5.74s | 11.8%) | Foxjets Swim Team | 02/27/2026 | 2026 MN EDI Minnesota Regional Championship | |
| 2497 | Frances Turner | 48.54 | 10 | BB Min | A: 42.79 (+5.75s | 11.8%) | DeAnza Cupertino Aquatics | 02/07/2026 | PASA CBA+ SCY Meet Feb 2026 | |
| 2498 | Naya Williams | 48.55 | 8 | BB Min | A: 42.79 (+5.76s | 11.9%) | South Bay Aquatics | 07/10/2026 | 2026 SI SBA All Ages Last Chance Meet | |
| 2499 | Madelyn McShane | 48.55 | 9 | BB Min | A: 42.79 (+5.76s | 11.9%) | Minnetonka Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 2500 | Mila Monge | 48.55 | 9 | BB Min | A: 42.79 (+5.76s | 11.9%) | Livermore AquaCowboys | 09/27/2025 | PC LAC C B BB | |
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.