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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1401 | Adeline Gredvig | 53.06 | 8 | B Min | BB: 49.69 (+3.37s | 6.4%) | Hastings Area Swim Team | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
| 1402 | June Posey | 53.06 | 9 | B Min | BB: 49.69 (+3.37s | 6.4%) | Circle C Select Swim Team | 04/05/2025 | 2025 ST TXLA 10 U Long Course Kick Off | |
| 1403 | Evanna Jiang | 53.08 | 9 | B Min | BB: 49.69 (+3.39s | 6.4%) | South San Francisco Aquatics | 04/19/2025 | Alto Spring Jam Meet | |
| 1404 | Amelia Nagle | 53.08 | 9 | B Min | BB: 49.69 (+3.39s | 6.4%) | Unattached | 05/17/2025 | 2025 PSA May Invite | |
| 1405 | Lucille Laplace | 53.08 | 6 | B Min | BB: 49.69 (+3.39s | 6.4%) | EL Paso Border Land Swim Team | 06/28/2024 | 2024 EPAP Jack White Classic | |
| 1406 | Avery Kotlarczyk | 53.08 | 9 | B Min | BB: 49.69 (+3.39s | 6.4%) | Flatiron Athletic Club | 06/19/2025 | 2025 CO Grand Junction Invitational | |
| 1407 | James Botterill | 53.09 | 8 | B Min | BB: 49.69 (+3.40s | 6.4%) | Granite City Aquatics | 07/18/2025 | 2025 MN TUNA Minnesota Regional Championship | |
| 1408 | Liv Wilhelmsen | 53.09 | 9 | B Min | BB: 49.69 (+3.40s | 6.4%) | South Davis Aquatics Team | 06/13/2025 | 2025 SDAT Summer Spectacular | |
| 1409 | Elizaveta Klimova | 53.09 | 9 | B Min | BB: 49.69 (+3.40s | 6.4%) | Pro Swimming | 05/31/2025 | 2025 PN VAST Summer Sprints And Distance Chal | |
| 1410 | Sadie Cox | 53.10 | 9 | B Min | BB: 49.69 (+3.41s | 6.4%) | Alamo Area Aquatic Association | 07/25/2025 | 2025 ST AAAA NE LC End Of Season Splash | |
| 1411 | Sophia Yang | 53.11 | 8 | B Min | BB: 49.69 (+3.42s | 6.4%) | Nitro Swimming | 04/26/2025 | 2025 ST NTRO Splashing Into Long Course | |
| 1412 | Kayleigh Vaughan | 53.12 | 8 | B Min | BB: 49.69 (+3.43s | 6.5%) | All Star Aquatics | 05/17/2024 | HNVR Storm Surge 2024 | |
| 1413 | Emanuela Horst | 53.13 | 10 | B Min | BB: 49.69 (+3.44s | 6.5%) | Firestone Akron Swim Team | 05/16/2025 | Busbey Invitational 2025 | |
| 1414 | Dorothea Wilkie | 53.14 | 8 | B Min | BB: 49.69 (+3.45s | 6.5%) | Sea Devils | 05/10/2025 | 2025 MN HURR LC Spring Opener | |
| 1415 | Georgia Lee | 53.14 | 9 | B Min | BB: 49.69 (+3.45s | 6.5%) | SwimRise Aquatics | 06/27/2025 | SwimRise Season Finale | |
| 1416 | Rosalie Clayton | 53.14 | 7 | B Min | BB: 49.69 (+3.45s | 6.5%) | Tualatin Hills Swim Club | 06/06/2025 | 2025 THSC June Invitational | |
| 1417 | Finley Cullen | 53.15 | 7 | B Min | BB: 49.69 (+3.46s | 6.5%) | Sarasota Sharks | 06/19/2025 | 2025 Shark Open | |
| 1418 | Kimberly Lawson | 53.15 | 8 | B Min | BB: 49.69 (+3.46s | 6.5%) | T2 Aquatics | 05/23/2025 | 2025 T2 Aquatics Norris Foundation LC Meet | |
| 1419 | Zoe Maley | 53.15 | 9 | B Min | BB: 49.69 (+3.46s | 6.5%) | Longhorn Aquatics | 04/05/2025 | 2025 ST TXLA 10 U Long Course Kick Off | |
| 1420 | Stella Klopper | 53.16 | 8 | B Min | BB: 49.69 (+3.47s | 6.5%) | Siouxland Wave Aquatic Team | 06/27/2025 | 2025 SD SFST Sanford Invite | |
| 1421 | Sarah Abeskharon | 53.17 | 9 | B Min | BB: 49.69 (+3.48s | 6.5%) | Alamo Area Aquatic Association | 07/25/2025 | 2025 ST AAAA NE LC End Of Season Splash | |
| 1422 | Celine Liu | 53.17 | 8 | B Min | BB: 49.69 (+3.48s | 6.5%) | Alto Swim Club | 07/19/2025 | Alto Last Splash | |
| 1423 | Avery Bacci | 53.18 | 8 | B Min | BB: 49.69 (+3.49s | 6.6%) | Seattle Metropolitan Aquatic C | 06/27/2025 | 2025 PN SMAC Summer Classic Invitational | |
| 1424 | Zoey Jones | 53.19 | 10 | B Min | BB: 49.69 (+3.50s | 6.6%) | Tri Valley Aquatics | 04/26/2025 | PacSwim LCM C B BB+ Hosted By TERA | |
| 1425 | Margaret Mariscalco | 53.21 | 7 | B Min | BB: 49.69 (+3.52s | 6.6%) | SwimRVA | 04/20/2024 | 2024 SRVA Long Course Kick Off | |
| 1426 | Erin Tran | 53.21 | 9 | B Min | BB: 49.69 (+3.52s | 6.6%) | Valley Splash | 06/27/2025 | Valley Splash | |
| 1427 | Isla Brown | 53.22 | 9 | B Min | BB: 49.69 (+3.53s | 6.6%) | Monterey Bay Swim Club | 05/23/2025 | Zone 1 South May Firecracker 500 | |
| 1428 | Kelsey Van Wagner | 53.22 | 8 | B Min | BB: 49.69 (+3.53s | 6.6%) | YMCA of Austin Swim Alliance | 04/26/2025 | 2025 ST CCSS LC Unclassified | |
| 1429 | Averie Mak | 53.23 | 8 | B Min | BB: 49.69 (+3.54s | 6.7%) | Alto Swim Club | 04/27/2024 | Alto Spring Jam | |
| 1430 | Brooklyn Hagert | 53.23 | 8 | B Min | BB: 49.69 (+3.54s | 6.7%) | North Coast Aquatics | 07/11/2025 | 2025 SI JBST All Ages NTS Meet | |
| 1431 | Olivia Tang | 53.23 | 9 | B Min | BB: 49.69 (+3.54s | 6.7%) | Tampa Elite Aquatics | 05/16/2025 | 2025 SYS Memorial Meet | |
| 1432 | Grace Justo | 53.24 | 10 | B Min | BB: 49.69 (+3.55s | 6.7%) | Wahoos of Jacksonville | 07/25/2025 | 2025 Area 1 LCM Championships | |
| 1433 | Audrey Hogendorn | 53.25 | 8 | B Min | BB: 49.69 (+3.56s | 6.7%) | Hurricanes Swim Team | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
| 1434 | Clyde Sheng-Williams | 53.25 | 9 | B Min | BB: 49.69 (+3.56s | 6.7%) | Longhorn Aquatics | 04/05/2025 | 2025 ST TXLA 10 U Long Course Kick Off | |
| 1435 | Emily Hu | 53.26 | 10 | B Min | BB: 49.69 (+3.57s | 6.7%) | Santa Clara Swim Club | 07/19/2025 | Santa Clara Valley Splash Block Party | |
| 1436 | Brooklynn Crowell | 53.27 | 8 | B Min | BB: 49.69 (+3.58s | 6.7%) | Sawtooth Aquatic Club | 05/16/2025 | 2025 Spring Fling LC Invitational | |
| 1437 | Mira Kumlin | 53.27 | 9 | B Min | BB: 49.69 (+3.58s | 6.7%) | Cottage Grove Aqua Lions | 06/13/2025 | 2025 Mike Morris Memorial Invitational | |
| 1438 | Paelynn Crisp | 53.28 | 9 | B Min | BB: 49.69 (+3.59s | 6.7%) | South Lake Aquatic Club | 04/26/2025 | 10th Annual Hohne Memorial Invitational | |
| 1439 | Arya Shevlin | 53.28 | 9 | B Min | BB: 49.69 (+3.59s | 6.7%) | Northglenn Fusion Swim Club | 04/25/2025 | 2025 CO Steve Drozda LC Shotgun | |
| 1440 | Alexis Beasley | 53.29 | 10 | B Min | BB: 49.69 (+3.60s | 6.8%) | Blue Dragons Swim Team | 11/14/2025 | Pumpkin Sprint Meet 2025 | |
| 1441 | Emma Conrad | 53.30 | 8 | B Min | BB: 49.69 (+3.61s | 6.8%) | Bolles School Sharks | 06/20/2025 | 2025 Planet Swim Summer Championships | |
| 1442 | Mira Redick | 53.33 | 10 | B Min | BB: 49.69 (+3.64s | 6.8%) | Carson Tigersharks | 05/23/2025 | 2025 Intermountain Classic Long Course Meet | |
| 1443 | Trinity Le | 53.34 | 9 | B Min | BB: 49.69 (+3.65s | 6.8%) | Alto Swim Club | 04/19/2025 | Alto Spring Jam Meet | |
| 1444 | Mary Herman | 53.34 | 9 | B Min | BB: 49.69 (+3.65s | 6.8%) | Life Time Colorado Swim Club | 06/27/2025 | 2025 CO Zone 2 VMAC Meet | |
| 1445 | Emma Yarbrough | 53.35 | 7 | B Min | BB: 49.69 (+3.66s | 6.9%) | Fast Falcons | 05/16/2025 | 2025 FAST May Invite | |
| 1446 | Laila Azarbal | 53.38 | 9 | B Min | BB: 49.69 (+3.69s | 6.9%) | Lake Oswego Swim Club | 06/06/2025 | 2025 THSC June Invitational | |
| 1447 | Sofia Davlos | 53.38 | 10 | B Min | BB: 49.69 (+3.69s | 6.9%) | Seals Aquatics | 05/30/2025 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 1448 | Emily Richardson | 53.38 | 10 | B Min | BB: 49.69 (+3.69s | 6.9%) | Area Tallahassee Aquatic Club | 06/27/2025 | ATAC Long Course | |
| 1449 | Chloe Wang | 53.39 | 9 | B Min | BB: 49.69 (+3.70s | 6.9%) | Pleasanton Seahawks | 04/26/2025 | PacSwim LCM C B BB+ Hosted By TERA | |
| 1450 | Paisley Desrosiers | 53.39 | 7 | B Min | BB: 49.69 (+3.70s | 6.9%) | Kennebec Valley YMCA | 07/11/2024 | 2024 ME 3rd Annual LCM Championships | |
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.