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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2701 | Lila Tompkins | 48.48 | 10 | BB Min | A: 42.79 (+5.69s | 11.7%) | Sailfish | 02/06/2026 | 2026 ST AQTX STX Champs North | |
| 2702 | 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 | |
| 2703 | 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 | |
| 2704 | Natalie Borgna | 48.48 | 10 | BB Min | A: 42.79 (+5.69s | 11.7%) | Gsa | 03/20/2026 | 2026 STAR Tar Heel States | |
| 2705 | 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 | |
| 2706 | Johanna Hoerlein | 48.49 | 9 | BB Min | A: 42.79 (+5.70s | 11.8%) | Spartan Aquatic Club | 02/14/2026 | SAC Winter Classic | |
| 2707 | Hallie Carollo | 48.49 | 9 | BB Min | A: 42.79 (+5.70s | 11.8%) | Eastmont | 02/13/2026 | (Pullman) 2026 IES Jr Champs | |
| 2708 | 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 | |
| 2709 | Allie Mayle | 48.49 | 10 | BB Min | A: 42.79 (+5.70s | 11.8%) | Mavericks | 06/05/2026 | 2026 CO Gunnison Invitational | |
| 2710 | 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 | |
| 2711 | 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 | |
| 2712 | 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 | |
| 2713 | 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 | |
| 2714 | 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 | |
| 2715 | 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 | |
| 2716 | 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 | |
| 2717 | 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 | |
| 2718 | 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 | |
| 2719 | Kaitlin Lloyd | 48.51 | 10 | BB Min | A: 42.79 (+5.72s | 11.8%) | Glencoe | 02/15/2025 | 2025 OR HS 6A 3 | |
| 2720 | 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 | |
| 2721 | 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 | |
| 2722 | Jane Ackerman | 48.51 | 10 | BB Min | A: 42.79 (+5.72s | 11.8%) | COSA Swimming | 02/13/2026 | 2026 CO Valentine Open | |
| 2723 | 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 | |
| 2724 | 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 | |
| 2725 | 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 | |
| 2726 | Holland Backstrom | 48.53 | 10 | BB Min | A: 42.79 (+5.74s | 11.8%) | Huntsville Swim Association | 01/16/2026 | 2026 HSA TYR Invitational | |
| 2727 | 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 | |
| 2728 | Sein Moon | 48.53 | 9 | BB Min | A: 42.79 (+5.74s | 11.8%) | Pleasanton Seahawks | 02/20/2026 | Pacific Swim SCY C B BB+ Meet Hosted By TERA | |
| 2729 | Ayla McCartney | 48.53 | 10 | BB Min | A: 42.79 (+5.74s | 11.8%) | Saint Joseph Aquatics | 12/30/2025 | 2025 Wildcat Winter Invite | |
| 2730 | Arizona Treon | 48.53 | 10 | BB Min | A: 42.79 (+5.74s | 11.8%) | Sarasota Sharks | 12/13/2025 | 2025 T2 Candy Cane Meet | |
| 2731 | 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 | |
| 2732 | 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 | |
| 2733 | 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 | |
| 2734 | 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 | |
| 2735 | Mila Monge | 48.55 | 9 | BB Min | A: 42.79 (+5.76s | 11.9%) | Livermore AquaCowboys | 09/27/2025 | PC LAC C B BB | |
| 2736 | Josi Ciccone | 48.55 | 9 | BB Min | A: 42.79 (+5.76s | 11.9%) | Atlantis Swimming | 02/27/2026 | 2026 MCSA Junior Cup | |
| 2737 | Leah Mason | 48.55 | 10 | BB Min | A: 42.79 (+5.76s | 11.9%) | Jenison | 12/05/2025 | EGRA 2025 Winter Washout | |
| 2738 | Aya Sharif | 48.56 | 10 | BB Min | A: 42.79 (+5.77s | 11.9%) | Charles River Aquatics | 01/09/2026 | 2026 NE CRA New Year Distance And Specialty | |
| 2739 | Aanaya Mondal | 48.56 | 10 | BB Min | A: 42.79 (+5.77s | 11.9%) | Pro Swimming | 12/06/2025 | 2025 PN Fall Divisionals, Division 3 WAVE | |
| 2740 | Mary Laux | 48.56 | 10 | BB Min | A: 42.79 (+5.77s | 11.9%) | Nova of Virginia | 01/09/2026 | NOVA New Year S Kick Off | |
| 2741 | Ainsley Britten | 48.56 | 10 | BB Min | A: 42.79 (+5.77s | 11.9%) | Byron Center Aquatics | 03/07/2026 | 2026 Lake Michigan Regional Meet | |
| 2742 | Yuhan Xiong | 48.56 | 9 | BB Min | A: 42.79 (+5.77s | 11.9%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 2743 | Ila Knackstedt | 48.56 | 10 | BB Min | A: 42.79 (+5.77s | 11.9%) | Swim Lake City Legends | 11/21/2025 | 2025 MAC Thanksgiving Invitational | |
| 2744 | Victoria Anthony | 48.56 | 9 | BB Min | A: 42.79 (+5.77s | 11.9%) | Nova of Virginia | 01/09/2026 | NOVA New Year S Kick Off | |
| 2745 | Everly Hsueh | 48.56 | 10 | BB Min | A: 42.79 (+5.77s | 11.9%) | Milpitas Aquatic Club | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 2746 | Bailey Aguilar-Marin | 48.57 | 8 | BB Min | A: 42.79 (+5.78s | 11.9%) | Clovis Swim Club | 01/10/2026 | 2026 Clovis Swim Club Winter Open | |
| 2747 | Sarah White | 48.57 | 10 | BB Min | A: 42.79 (+5.78s | 11.9%) | Volusia Swim Club | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | |
| 2748 | Brailey Adams | 48.57 | 9 | BB Min | A: 42.79 (+5.78s | 11.9%) | Razor Aquatics | 11/22/2025 | 2025 Royal Fall Cup | |
| 2749 | Harper Witte | 48.57 | 10 | BB Min | A: 42.79 (+5.78s | 11.9%) | Southwest Swim Club | 02/20/2026 | 2026 SD 12 Under Short Course State A Champ | |
| 2750 | Zoe Wang | 48.57 | 9 | BB Min | A: 42.79 (+5.78s | 11.9%) | Hydro Swim Club | 10/26/2025 | 2025 Hydro Halloween Pentathlon Copied | |
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.