USA Girls 10 & under - 50 M Back
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 3801 | Natalia Lucena | 53.87 | 10 | B Min | BB: 49.69 (+4.18s | 7.8%) | Wahoo\\\\\\'s of Wellington | 05/08/2026 | 2026 Wellington May Long Course Meet | |
| 3802 | Ekaterina Dodonova | 53.87 | 9 | B Min | BB: 49.69 (+4.18s | 7.8%) | Mecklenburg Swim Association | 06/05/2026 | 2026 TEAM School S Out Summer Invite | |
| 3803 | Josephine Turner | 53.87 | 10 | B Min | BB: 49.69 (+4.18s | 7.8%) | King Aquatic Club | 04/25/2025 | 2025 PN KING Spring Derby | |
| 3804 | Evelyn DiFebo | 53.88 | 10 | B Min | BB: 49.69 (+4.19s | 7.8%) | Kceoc Aquatic Club | 06/05/2026 | 25th Annual CLPR David Webb Meet | |
| 3805 | Kate Lackey | 53.88 | 8 | B Min | BB: 49.69 (+4.19s | 7.8%) | Denver Swim Academy | 06/26/2026 | 2026 CO Zone 2 District Meet DU | |
| 3806 | Hannah Anslinger | 53.89 | 10 | B Min | BB: 49.69 (+4.20s | 7.8%) | The Dalles Swim Team | 06/12/2026 | 73rd Ted Walker Invitational 2026 | |
| 3807 | Ami Tanaka | 53.89 | 9 | B Min | BB: 49.69 (+4.20s | 7.8%) | Burlingame Aquatics | 06/29/2024 | Alto Summer Swelter | |
| 3808 | Qianxun Min | 53.90 | 7 | B Min | BB: 49.69 (+4.21s | 7.8%) | Pacific Dragons Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 3809 | Lauren Friedman-Mishou | 53.91 | 9 | B Min | BB: 49.69 (+4.22s | 7.8%) | Bangor YMCA Barracudas | 05/30/2026 | 2026 NE NSSC May Invitational At Colby | |
| 3810 | Catherine Colpitts | 53.91 | 9 | B Min | BB: 49.69 (+4.22s | 7.8%) | Memphis Thunder Aquatic Club | 06/26/2026 | 2026 Dick Fadgen Tiger Classic | |
| 3811 | Victoria Hales | 53.91 | 7 | B Min | BB: 49.69 (+4.22s | 7.8%) | Commonwealth Swimming | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 3812 | Hannah Wu | 53.91 | 10 | B Min | BB: 49.69 (+4.22s | 7.8%) | Nova of Virginia | 04/17/2026 | NOVA Long Course Kick Off | |
| 3813 | June Archibald | 53.91 | 10 | B Min | BB: 49.69 (+4.22s | 7.8%) | Crimson Aquatics | 05/16/2026 | 2026 NE CS Spring Fever | |
| 3814 | Lila Barrett | 53.92 | 10 | B Min | BB: 49.69 (+4.23s | 7.8%) | Nashville Aquatic Club | 05/16/2026 | NAC LC May Classic | |
| 3815 | Mirabel Iyer | 53.92 | 10 | B Min | BB: 49.69 (+4.23s | 7.8%) | YMCA of the Triangle Area Swim | 05/15/2026 | 2026 EAC Memorial Invite | |
| 3816 | Phoebe Cummings | 53.92 | 10 | B Min | BB: 49.69 (+4.23s | 7.8%) | Team Eugene Aquatics | 05/08/2026 | Bend Swim Club May Invitational 2026 | |
| 3817 | Amber Chan | 53.93 | 9 | B Min | BB: 49.69 (+4.24s | 7.9%) | Palo Alto Stanford Aquatics | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 3818 | Ellery Charles | 53.94 | 8 | B Min | BB: 49.69 (+4.25s | 7.9%) | Highbridge Aquatics | 06/05/2026 | 25th Annual CLPR David Webb Meet | |
| 3819 | Kensington Stys | 53.94 | 8 | B Min | BB: 49.69 (+4.25s | 7.9%) | Commonwealth Swimming | 04/11/2026 | 2026 NE CS Season Opener | |
| 3820 | Norah Young | 53.95 | 10 | B Min | BB: 49.69 (+4.26s | 7.9%) | Hillsboro Swim Team | 06/06/2025 | 2025 CST Summer Invitational | |
| 3821 | Nora Ren | 53.95 | 9 | B Min | BB: 49.69 (+4.26s | 7.9%) | Tac Titans | 05/22/2026 | 2026 TAC TITANS Memorial Day Meet | |
| 3822 | Rosalie McNutt | 53.96 | 9 | B Min | BB: 49.69 (+4.27s | 7.9%) | Loveland Swim Club | 04/24/2026 | 2026 CO FAST Spring Splash | |
| 3823 | Norra Byars | 53.96 | 10 | B Min | BB: 49.69 (+4.27s | 7.9%) | Opelika Swim Team | 05/16/2026 | 2026 Opelika Open | |
| 3824 | Ava Donovan | 53.96 | 9 | B Min | BB: 49.69 (+4.27s | 7.9%) | Aquawolves Swimming | 05/23/2026 | 2026 CO CUDA Vs AQUA Dual | |
| 3825 | Valentine Goldberg | 53.96 | 10 | B Min | BB: 49.69 (+4.27s | 7.9%) | Csp Tideriders | 04/17/2026 | 2026 METS Long Course Kickoff | |
| 3826 | June Johnston | 53.96 | 10 | B Min | BB: 49.69 (+4.27s | 7.9%) | Kamehameha Swim Club | 05/02/2026 | Keiko Price Sprint Meet Aloha Mile | |
| 3827 | Emma Gruber | 53.96 | 10 | B Min | BB: 49.69 (+4.27s | 7.9%) | YMCA of the Triangle Area Swim | 06/26/2026 | 2026 MOR Long Course Qualifier | |
| 3828 | Anuchandra Praveen Kumar | 53.98 | 10 | B Min | BB: 49.69 (+4.29s | 7.9%) | Brentwood Seawolves | 06/13/2026 | Orinda PC LC AG C B BB+ | |
| 3829 | Maddyn Mitchell | 53.98 | 9 | B Min | BB: 49.69 (+4.29s | 7.9%) | Velocity Aquatics | 06/19/2026 | 2026 SD Aberdeen Summer High Point Swim Meet | |
| 3830 | Delaney Moody | 53.98 | 9 | B Min | BB: 49.69 (+4.29s | 7.9%) | Fallon Barracuda Swim Team | 06/20/2025 | Reno Aquatic Club Gamble | |
| 3831 | Tylee Stratton | 53.98 | 9 | B Min | BB: 49.69 (+4.29s | 7.9%) | Spokane Waves Aquatic Team | 06/19/2026 | 2026 SWAT Summer Solstice | |
| 3832 | Charlotte Wong | 53.99 | 10 | B Min | BB: 49.69 (+4.30s | 8.0%) | Sunnyvale Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 3833 | Sarah Chen | 53.99 | 9 | B Min | BB: 49.69 (+4.30s | 8.0%) | Alto Swim Club | 05/02/2026 | Alto Spring Jam CBA | |
| 3834 | Yeva Tsybulina | 53.99 | 7 | B Min | BB: 49.69 (+4.30s | 8.0%) | Nova of Virginia | 05/15/2026 | NOVA Spring Splash | |
| 3835 | Chin-Erdene Munkhdorj | 54.00 | 10 | B Min | BB: 49.69 (+4.31s | 8.0%) | Lehi Aquatics | 04/25/2025 | 2025 Stingrays LC Kickoff | |
| 3836 | Sophia Levis | 54.00 | 7 | B Min | BB: 49.69 (+4.31s | 8.0%) | Edina Swim Club | 06/11/2026 | 2026 MN AQJT Aquajets Summer Spectacular | |
| 3837 | Asha Bieber | 54.00 | 9 | B Min | BB: 49.69 (+4.31s | 8.0%) | Riptide Swim Team | 06/27/2026 | 2026 STAR Summer Splash Invite | |
| 3838 | Hallie Matulis | 54.00 | 10 | B Min | BB: 49.69 (+4.31s | 8.0%) | YMCA of Greater Nashua Storm | 05/15/2026 | 2026 NE YNS May Specialty Meet | |
| 3839 | Susannah Sung | 54.00 | 7 | B Min | BB: 49.69 (+4.31s | 8.0%) | Carolina Aquatic Team | 04/25/2026 | 2026 NCAC Quad Meet | |
| 3840 | Emma Clarke | 54.00 | 9 | B Min | BB: 49.69 (+4.31s | 8.0%) | Greenwood Tiger Sharks | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 3841 | Elysia Esparza-Chen | 54.01 | 9 | B Min | BB: 49.69 (+4.32s | 8.0%) | Pacific Dragons Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 3842 | Briar Diehl | 54.01 | 9 | B Min | BB: 49.69 (+4.32s | 8.0%) | Patriot Aquatics | 04/11/2026 | 2026 Ron Nardozzi Pre Derby Sprint Invite C | |
| 3843 | Harper McNaughton | 54.01 | 8 | B Min | BB: 49.69 (+4.32s | 8.0%) | West Florida Lightning Aquatic | 05/01/2026 | 2026 WFLA SPRING OPEN | |
| 3844 | Addison Mou | 54.01 | 10 | B Min | BB: 49.69 (+4.32s | 8.0%) | Almaden Riptide | 05/23/2025 | Zone 1 South May Firecracker 500 | |
| 3845 | Teagan Spinosa | 54.02 | 7 | B Min | BB: 49.69 (+4.33s | 8.0%) | T2 Aquatics | 06/19/2026 | 2026 GCST MARK MCCAW SUMMER INVITE | |
| 3846 | Charlotte Cole | 54.02 | 10 | B Min | BB: 49.69 (+4.33s | 8.0%) | Plantation Swim Team | 06/19/2026 | 2026 GCST MARK MCCAW SUMMER INVITE | |
| 3847 | Brynn Mumford | 54.02 | 9 | B Min | BB: 49.69 (+4.33s | 8.0%) | Coastal Machine Aquatics Club | 06/12/2025 | 2025 CA SCS RAA June Age Group Championships | |
| 3848 | Lily Balliet | 54.02 | 8 | B Min | BB: 49.69 (+4.33s | 8.0%) | Castle Rock Swimming | 06/26/2026 | 2026 CO Zone 2 District Meet DU | |
| 3849 | Ava Raspitzi | 54.03 | 9 | B Min | BB: 49.69 (+4.34s | 8.0%) | Saint Petersburg Aquatics | 05/15/2026 | 2026 SAINT PETE S 2nd LONG COURSE MEET | |
| 3850 | Allison Northcutt | 54.03 | 10 | B Min | BB: 49.69 (+4.34s | 8.0%) | Apex | 06/05/2026 | 2026 CST Summer Invitational | |
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.