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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2001 | Ada Pinkelman Keiser | 59.48 | 9 | B: 55.79 (+3.69s | 6.2%) | Longmont Swim Club | 04/25/2025 | 2025 CO Steve Drozda LC Shotgun | ||
| 2002 | Coralynn Guillotel | 59.49 | 7 | B: 55.79 (+3.70s | 6.2%) | Foxjets Swim Team | 07/18/2025 | 2025 MN STRM Minnesota Regional Championship | ||
| 2003 | Waverly Anderson | 59.51 | 9 | B: 55.79 (+3.72s | 6.3%) | Rushmore Swim Team | 06/21/2024 | 2024 RST Rushmore Classic Swim Meet | ||
| 2004 | Ruyi Yin | 59.51 | 8 | B: 55.79 (+3.72s | 6.3%) | Burlingame Aquatics | 06/06/2025 | BAC C B A Meet | ||
| 2005 | Rebekah LeDoux | 59.52 | 9 | B: 55.79 (+3.73s | 6.3%) | Central Coast Swim Club | 06/27/2025 | TEAM Summer Invitational | ||
| 2006 | Chloe Beerbower | 59.52 | 9 | B: 55.79 (+3.73s | 6.3%) | Aquawolves Swimming | 04/25/2025 | 2025 CO Steve Drozda LC Shotgun | ||
| 2007 | Ryan Neveu | 59.55 | 9 | B: 55.79 (+3.76s | 6.3%) | Alameda Gators | 05/30/2025 | VJO S Tuffy Williams Summer Kickoff Classic | ||
| 2008 | Chloe Forbes | 59.56 | 9 | B: 55.79 (+3.77s | 6.3%) | Blue Dragons Swim Team | 11/14/2025 | Pumpkin Sprint Meet 2025 | ||
| 2009 | Camille Johnson | 59.57 | 9 | B: 55.79 (+3.78s | 6.3%) | Piedmont Swim Team | 06/20/2025 | Reno Aquatic Club Gamble | ||
| 2010 | Esabel Watkins | 59.57 | 9 | B: 55.79 (+3.78s | 6.3%) | Mission Aurora Colorado Swimmi | 05/16/2025 | 2025 CO ACES Spring Invite | ||
| 2011 | Angela Sharp | 59.58 | 10 | B: 55.79 (+3.79s | 6.4%) | Winchester Swim Team | 07/11/2024 | 2024 RAYS Summer Awards | ||
| 2012 | Jasmine Garcia | 59.59 | 10 | B: 55.79 (+3.80s | 6.4%) | SwimEnergy Aquatics | 04/11/2025 | 2025 GCST Spring Invite | ||
| 2013 | Josephine Allen | 59.59 | 9 | B: 55.79 (+3.80s | 6.4%) | Nova of Virginia | 07/11/2024 | 2024 RAYS Summer Awards | ||
| 2014 | Odette Cobos | 59.61 | 9 | B: 55.79 (+3.82s | 6.4%) | Lincoln City Swim Club | 03/07/2026 | Valley Coast Swim League 2026 | ||
| 2015 | Avery Huskins | 59.61 | 9 | B: 55.79 (+3.82s | 6.4%) | Gator Swim Club | 04/05/2025 | EAJ Spring Into Long Course | ||
| 2016 | Ivy Takahashi | 59.62 | 8 | B: 55.79 (+3.83s | 6.4%) | Olympic Cascade Aquatics | 07/11/2025 | 2025 PN OCA July Jamboree Invitational | ||
| 2017 | Alexandra Liang | 59.62 | 10 | B: 55.79 (+3.83s | 6.4%) | Clovis Swim Club | 05/24/2025 | 2025 Mike Snyder Memorial | ||
| 2018 | Tessa Piotrowski | 59.62 | 9 | B: 55.79 (+3.83s | 6.4%) | Foothills Swim Team | 04/26/2025 | 2025 CO FST Spring LC Fever | ||
| 2019 | Callia Perez | 59.64 | 9 | B: 55.79 (+3.85s | 6.5%) | Elk Grove Aquatics Club | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | ||
| 2020 | Layla Kandil | 59.64 | 9 | B: 55.79 (+3.85s | 6.5%) | Hills Hurricane Swimming | 06/07/2025 | Orinda Aquatics LC C B BB+ Meet | ||
| 2021 | Elizabeth Alonso | 59.65 | 9 | B: 55.79 (+3.86s | 6.5%) | Northern Sierra Swimming | 06/20/2025 | Reno Aquatic Club Gamble | ||
| 2022 | Neve Caldwell | 59.66 | 9 | B: 55.79 (+3.87s | 6.5%) | Foothills Swim Team | 05/30/2025 | 2025 CO Barracuda Summer Sizzler Invite | ||
| 2023 | Cecelia Wolkerstorfer | 59.67 | 8 | B: 55.79 (+3.88s | 6.5%) | Hastings Area Swim Team | 07/18/2025 | 2025 MN TUNA Minnesota Regional Championship | ||
| 2024 | Dominika Gajda | 59.68 | 10 | B: 55.79 (+3.89s | 6.5%) | Sarasota Sharks | 05/16/2025 | 2025 SYS Memorial Meet | ||
| 2025 | Sofia Higgins | 59.69 | 10 | B: 55.79 (+3.90s | 6.5%) | Cortez Water Dragons | 05/31/2025 | 2025 CO Cortez LC Summer Open | ||
| 2026 | Cora Pfister | 59.70 | 10 | B: 55.79 (+3.91s | 6.5%) | Perry Aquatic Club | 06/27/2025 | 2025 55th FREEDLANDER MEET | ||
| 2027 | Kaia Boyd | 59.71 | 10 | B: 55.79 (+3.92s | 6.6%) | Riptide Swim Team | 04/25/2025 | 2025 CO Steve Drozda LC Shotgun | ||
| 2028 | Morgan Breen | 59.71 | 8 | B: 55.79 (+3.92s | 6.6%) | MN Flyers Swim Team | 06/13/2025 | 2025 MN NSAC Summer Slam Invite | ||
| 2029 | Chloe Poirier | 59.71 | 10 | B: 55.79 (+3.92s | 6.6%) | Wind N Sea Swim Team | 07/11/2025 | 2025 SI JBST All Ages NTS Meet | ||
| 2030 | Emily Pickell | 59.71 | 8 | B: 55.79 (+3.92s | 6.6%) | Apex | 06/06/2025 | 2025 CST Summer Invitational | ||
| 2031 | Riley Shipp | 59.72 | 10 | B: 55.79 (+3.93s | 6.6%) | Sporting Jax Aquatic Club | 07/25/2025 | 2025 Area 1 LCM Championships | ||
| 2032 | Hannah Kerr | 59.72 | 10 | B: 55.79 (+3.93s | 6.6%) | Prineville Swim Team | 07/25/2025 | 2025 OR East Cascade Season Finale | ||
| 2033 | Lila Brock | 59.73 | 9 | B: 55.79 (+3.94s | 6.6%) | Longhorn Aquatics | 05/04/2025 | 2025 ST TXLA 10 U End Of School Splash | ||
| 2034 | Nyx Spriggs | 59.74 | 8 | B: 55.79 (+3.95s | 6.6%) | Apex | 07/19/2025 | Apex Intrasquad 3 | ||
| 2035 | Aria Colin | 59.74 | 9 | B: 55.79 (+3.95s | 6.6%) | Sarasota Tsunami Swim Team | 06/07/2025 | 2025 SRQ SUMMER AGE GROUP MEET | ||
| 2036 | Willow Church | 59.75 | 9 | B: 55.79 (+3.96s | 6.6%) | Rogue Rapids | 06/27/2025 | TEAM Summer Invitational | ||
| 2037 | Hannah Worthington | 59.76 | 9 | B: 55.79 (+3.97s | 6.6%) | Aquajets Swim Team | 05/10/2025 | 2025 MN HURR LC Spring Opener | ||
| 2038 | Jamison Antalek | 59.77 | 8 | B: 55.79 (+3.98s | 6.7%) | Highlands Ranch Aquatics | 05/16/2025 | 2025 CO NJ Ken Kelley Invite | ||
| 2039 | Katelyn Tang | 59.77 | 7 | B: 55.79 (+3.98s | 6.7%) | Alto Swim Club | 07/19/2025 | Alto Last Splash | ||
| 2040 | Charlie Cooper | 59.79 | 9 | B: 55.79 (+4.00s | 6.7%) | North Coast Aquatic Team | 05/10/2025 | 2025 NCAT TYR LC Age Group Open | ||
| 2041 | Anja Biebl | 59.81 | 8 | B: 55.79 (+4.02s | 6.7%) | St Croix Swim Club | 06/07/2025 | 2025 MN STRM Summer Slam | ||
| 2042 | Katherine Orefice | 59.84 | 9 | B: 55.79 (+4.05s | 6.8%) | Winchester Swim Team | 11/05/2025 | Winchester Swim Team Intra Squad Meet | ||
| 2043 | Madeline Victor | 59.85 | 7 | B: 55.79 (+4.06s | 6.8%) | Firestone Akron Swim Team | 05/16/2025 | Busbey Invitational 2025 | ||
| 2044 | Emma Reed | 59.88 | 10 | B: 55.79 (+4.09s | 6.8%) | Minnetonka Swim Club | 07/12/2025 | 2025 MN BAC Last Chance Invitational | ||
| 2045 | Dylan Elwonger | 59.88 | 8 | B: 55.79 (+4.09s | 6.8%) | Tualatin Hills Swim Club | 06/06/2025 | 2025 THSC June Invitational | ||
| 2046 | Allison Pegram | 59.90 | 10 | B: 55.79 (+4.11s | 6.9%) | Coast Gaurd Blue Dolphins | 06/13/2024 | 2024 CGBD Steve Hennessy Summer Madness | ||
| 2047 | Mira Halecki | 59.90 | 10 | B: 55.79 (+4.11s | 6.9%) | Laker Swim | 06/12/2025 | 2025 RAFC Summer Solstice | ||
| 2048 | Amelia Brown | 59.92 | 10 | B: 55.79 (+4.13s | 6.9%) | Patriot Aquatics | 05/16/2025 | 2025 PA Long Course Invite | ||
| 2049 | Alexandra Maa | 59.93 | 7 | B: 55.79 (+4.14s | 6.9%) | Alto Swim Club | 07/19/2025 | Alto Last Splash | ||
| 2050 | Mila McCage | 59.93 | 8 | B: 55.79 (+4.14s | 6.9%) | Westlake Aquatic Facility | 06/08/2025 | 2025 ST TXLA 14 U Sprint Cup | ||
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.