USA Girls 10 & under - 50 M 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 851 | Chelsea Shia | 55.55 | 9 | B Min | BB: 55.49 (+0.06s | 0.1%) | DeAnza Cupertino Aquatics | 05/16/2025 | 2025 DACA LC CBA Meet | |
| 852 | Emma Guo | 55.56 | 9 | B Min | BB: 55.49 (+0.07s | 0.1%) | Otter Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 853 | Juliet Markham | 55.56 | 10 | B Min | BB: 55.49 (+0.07s | 0.1%) | Nova of Virginia | 07/11/2024 | 2024 RAYS Summer Awards | |
| 854 | Keegan Soley | 55.56 | 9 | B Min | BB: 55.49 (+0.07s | 0.1%) | Maui Dolphins Swim Club | 05/02/2026 | 2026 MAGSA LCM B 1 Meet | |
| 855 | Kora Lind | 55.57 | 10 | B Min | BB: 55.49 (+0.08s | 0.1%) | Vermillion Area Swim Team | 06/27/2025 | 2025 SD SFST Sanford Invite | |
| 856 | Adalyn King | 55.57 | 10 | B Min | BB: 55.49 (+0.08s | 0.1%) | Fort Collins Area Swim Team | 04/11/2026 | 2026 CO FAST Vs CUDA Dua; | |
| 857 | Chloe Han | 55.61 | 10 | B Min | BB: 55.49 (+0.12s | 0.2%) | Rancho San Dieguito | 04/24/2026 | 2026 SI PS ABB Meet B Group | |
| 858 | Elizaveta Zapryagaeva | 55.63 | 10 | B Min | BB: 55.49 (+0.14s | 0.3%) | North Coast Aquatics | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | |
| 859 | Anika Uy | 55.64 | 10 | B Min | BB: 55.49 (+0.15s | 0.3%) | Gold\\\\\\'s Aquatics Club | 06/27/2025 | 2025 PN SMAC Summer Classic Invitational | |
| 860 | Katya Esparza-Chen | 55.65 | 9 | B Min | BB: 55.49 (+0.16s | 0.3%) | Pacific Dragons Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 861 | Nola Cipoletti | 55.65 | 9 | B Min | BB: 55.49 (+0.16s | 0.3%) | Bend Swim Club | 05/08/2026 | Bend Swim Club May Invitational 2026 | |
| 862 | Maya Tovbis | 55.66 | 10 | B Min | BB: 55.49 (+0.17s | 0.3%) | Otter Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 863 | Celine Liu | 55.67 | 9 | B Min | BB: 55.49 (+0.18s | 0.3%) | Alto Swim Club | 05/02/2026 | Alto Spring Jam CBA | |
| 864 | Hannah Westenbroek | 55.69 | 10 | B Min | BB: 55.49 (+0.20s | 0.4%) | Hurricanes Swim Team | 05/15/2026 | 2026 MN HURR LC Spring Opener | |
| 865 | Lillian Dean | 55.70 | 10 | B Min | BB: 55.49 (+0.21s | 0.4%) | Voltage Aquatics | 07/18/2025 | 2025 LCM Summer Championships | |
| 866 | Abigail Magouyrk | 55.70 | 9 | B Min | BB: 55.49 (+0.21s | 0.4%) | Tidal Wave Swimming | 06/20/2025 | 2025 FAST Independence Invitational | |
| 867 | Hope Wright | 55.71 | 8 | B Min | BB: 55.49 (+0.22s | 0.4%) | Flatiron Athletic Club | 06/06/2025 | 2025 CO NJ Summer Solstice Invitational | |
| 868 | Brooklyn King | 55.73 | 9 | B Min | BB: 55.49 (+0.24s | 0.4%) | Southwest Stars Swim Club | 04/11/2026 | 2026 Ron Nardozzi Pre Derby Sprint Invite C | |
| 869 | Ella Kim | 55.74 | 9 | B Min | BB: 55.49 (+0.25s | 0.4%) | Lake Oswego Swim Club | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 870 | Brinley Kauk | 55.74 | 10 | B Min | BB: 55.49 (+0.25s | 0.4%) | Tule Nation Tritons | 06/21/2025 | 2025 FDST June A B Modified LC Invitational | |
| 871 | Alicia Tan | 55.74 | 8 | B Min | BB: 55.49 (+0.25s | 0.4%) | Bellevue Club Swim Team | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 872 | Sivani Prakhya | 55.75 | 10 | B Min | BB: 55.49 (+0.26s | 0.5%) | Bolles School Sharks | 04/25/2025 | 14th Annual JAX50 Sprint Dual Challenge | |
| 873 | Charlotte Wong | 55.75 | 9 | B Min | BB: 55.49 (+0.26s | 0.5%) | Sunnyvale Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 874 | Keira Degalan | 55.76 | 9 | B Min | BB: 55.49 (+0.27s | 0.5%) | T2 Aquatics | 04/17/2026 | 2026 GCST Spring Open | |
| 875 | Josalina McDermott | 55.77 | 10 | B Min | BB: 55.49 (+0.28s | 0.5%) | Bolles School Sharks | 04/10/2026 | 2026 April Classic | |
| 876 | Aria Kuchenski | 55.77 | 10 | B Min | BB: 55.49 (+0.28s | 0.5%) | San Gabriel Aquatics | 05/10/2026 | 2026 ST TXLA 10 U End Of School Splash | |
| 877 | Anabela Swanson | 55.80 | 8 | B Min | BB: 55.49 (+0.31s | 0.6%) | Pompano Beach Piranhas | 05/01/2026 | Jesse Vasallo Swimming Invitational | |
| 878 | Evie Kwok | 55.80 | 9 | B Min | BB: 55.49 (+0.31s | 0.6%) | California Dolphins Swim Team | 06/07/2025 | 2025 06 07 CDST LC C B BB+ Meet | |
| 879 | Lillyana Basil | 55.80 | 10 | B Min | BB: 55.49 (+0.31s | 0.6%) | Northside Aquatics | 05/15/2026 | 2026 ST NIST Salute To The Troops | |
| 880 | Liana Ybanez | 55.82 | 9 | B Min | BB: 55.49 (+0.33s | 0.6%) | Brentwood Seawolves | 06/07/2025 | Orinda Aquatics LC C B BB+ Meet | |
| 881 | Eliza Sturm | 55.83 | 10 | B Min | BB: 55.49 (+0.34s | 0.6%) | Hurricane Aquatics | 05/15/2026 | 2026 Gulliver LCM Summer Classic | |
| 882 | Avalyn Haupt | 55.83 | 9 | B Min | BB: 55.49 (+0.34s | 0.6%) | Sampson Family YMCA | 08/06/2025 | 2025 Summer Elite Showcase | |
| 883 | Miranda Mojica Tob'as | 55.84 | 10 | B Min | BB: 55.49 (+0.35s | 0.6%) | 05/01/2026 | 2026 ST AAAA 23rd Annual Cinco De Mayo | ||
| 884 | Emery Peterson | 55.84 | 10 | B Min | BB: 55.49 (+0.35s | 0.6%) | Lewis Clark Neptune Swim Team | 07/05/2025 | Pendleton Open 2025 | |
| 885 | Bellamy Wang | 55.85 | 8 | B Min | BB: 55.49 (+0.36s | 0.6%) | Otter Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 886 | Anna Jencks | 55.85 | 10 | B Min | BB: 55.49 (+0.36s | 0.6%) | Kamehameha Swim Club | 05/02/2026 | Keiko Price Sprint Meet Aloha Mile | |
| 887 | Lucie Zito | 55.87 | 10 | B Min | BB: 55.49 (+0.38s | 0.7%) | Lake Oswego Swim Club | 05/02/2025 | 2025 THSC Spring Invitational | |
| 888 | Eliza Kanivas | 55.89 | 10 | B Min | BB: 55.49 (+0.40s | 0.7%) | Olympic Cascade Aquatics | 05/16/2025 | 2025 PN IST Sockeye Springtime Madness | |
| 889 | Sydney Harvey | 55.90 | 10 | B Min | BB: 55.49 (+0.41s | 0.7%) | Pikes Peak Athletics | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 890 | Adelyn McKinney | 55.91 | 10 | B Min | BB: 55.49 (+0.42s | 0.8%) | Aquatex Swim & Water Polo Team | 05/10/2026 | 2026 ST TXLA 10 U End Of School Splash | |
| 891 | Iris Peng | 55.91 | 8 | B Min | BB: 55.49 (+0.42s | 0.8%) | Bellevue Club Swim Team | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 892 | Alexandra Oseev | 55.92 | 10 | B Min | BB: 55.49 (+0.43s | 0.8%) | Renegade Aquatics | 07/11/2025 | 2025 SI JBST All Ages NTS Meet | |
| 893 | Catherine Wang | 55.94 | 10 | B Min | BB: 55.49 (+0.45s | 0.8%) | Gator Swim Club | 05/15/2026 | 2026 FAST May Invite | |
| 894 | Lora Hines | 55.95 | 10 | B Min | BB: 55.49 (+0.46s | 0.8%) | Episcopal AmberJax | 03/28/2026 | EAJ Spring Into Long Course 2026 | |
| 895 | Lily Leo | 55.95 | 10 | B Min | BB: 55.49 (+0.46s | 0.8%) | Aquajets Swim Team | 07/18/2025 | 2025 MN MTKA Minnesota Regional Championship | |
| 896 | Augusta Mellen | 55.96 | 10 | B Min | BB: 55.49 (+0.47s | 0.8%) | North Jeffco Swim Team | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 897 | Reagan Davis | 55.98 | 10 | B Min | BB: 55.49 (+0.49s | 0.9%) | Colorado Stingrays Swim Team | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 898 | Ellieanna Carabajal | 55.99 | 10 | B Min | BB: 55.49 (+0.50s | 0.9%) | Front Range Barracudas | 04/25/2025 | 2025 CO Steve Drozda LC Shotgun | |
| 899 | Emma Yin | 56.00 | 10 | B Min | BB: 55.49 (+0.51s | 0.9%) | Wasatch Front Fish Market | 07/17/2025 | 2025 UTAGS LC Championships | |
| 900 | Lianna Peng | 56.01 | 10 | B Min | BB: 55.49 (+0.52s | 0.9%) | Otter Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
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.