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 | |
|---|---|---|---|---|---|---|---|---|---|
| 4101 | Lucy Ryles | 54.85 | 10 | B Min | BB: 49.69 (+5.16s | 9.4%) | Hillsboro Swim Team | 06/12/2026 | 2026 THSC June Open | |
| 4102 | Bellamy Benson | 54.85 | 9 | B Min | BB: 49.69 (+5.16s | 9.4%) | Nashville Aquatic Club | 05/16/2026 | NAC LC May Classic | |
| 4103 | Alexandra Maa | 54.85 | 7 | B Min | BB: 49.69 (+5.16s | 9.4%) | Alto Swim Club | 06/20/2026 | Alto Summer Swelter | |
| 4104 | Beatrice Parenteau | 54.85 | 10 | B Min | BB: 49.69 (+5.16s | 9.4%) | Piranhas Swim Club | 06/26/2026 | 2026 MN PRNH Summer Chomp | |
| 4105 | Hannah Zahm | 54.86 | 10 | B Min | BB: 49.69 (+5.17s | 9.4%) | Spokane Waves Aquatic Team | 04/25/2026 | 2026 SWAT Spring Fling | |
| 4106 | Isla Galvin | 54.86 | 10 | B Min | BB: 49.69 (+5.17s | 9.4%) | Portland Porpoise Swim Club | 05/15/2026 | 2026 NE YNS May Specialty Meet | |
| 4107 | Joella DiVIta | 54.86 | 9 | B Min | BB: 49.69 (+5.17s | 9.4%) | Northern KY Clippers | 06/05/2026 | 25th Annual CLPR David Webb Meet | |
| 4108 | Gabriella Finan | 54.86 | 9 | B Min | BB: 49.69 (+5.17s | 9.4%) | Parkway-Rockwood Gateway Swim | 06/26/2026 | 88th CSP Summer Invitational | |
| 4109 | Elaine Wang | 54.86 | 9 | B Min | BB: 49.69 (+5.17s | 9.4%) | Lifetime | 04/24/2026 | 2026 NE NSSC 4 24 26 Specialty Meet | |
| 4110 | Sanaya Perera | 54.86 | 10 | B Min | BB: 49.69 (+5.17s | 9.4%) | Tac Titans | 05/22/2026 | 2026 TAC TITANS Memorial Day Meet | |
| 4111 | Norah Lee | 54.86 | 9 | B Min | BB: 49.69 (+5.17s | 9.4%) | City of Mobile Swim Associatio | 04/18/2026 | 2026 CMSA First Chance LCM | |
| 4112 | Shreya Reddipalli | 54.87 | 10 | B Min | BB: 49.69 (+5.18s | 9.4%) | Memphis Thunder Aquatic Club | 05/29/2026 | 2026 Spring Invitational | |
| 4113 | Parker Shippee | 54.87 | 10 | B Min | BB: 49.69 (+5.18s | 9.4%) | Black Hills Gold Swimming | 06/12/2026 | 2026 RST Coach Beth Rushmore Classic | |
| 4114 | Gwen Cronin | 54.87 | 10 | B Min | BB: 49.69 (+5.18s | 9.4%) | Weymouth Club Waves | 06/26/2026 | 2026 NE YNS June Prelims Finals Meet | |
| 4115 | Charlotte Rogers | 54.87 | 8 | B Min | BB: 49.69 (+5.18s | 9.4%) | Olympic Cascade Aquatics | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 4116 | Vivienne French | 54.88 | 9 | B Min | BB: 49.69 (+5.19s | 9.5%) | Loyola Blakefield Aquatics | 04/11/2026 | 2026 Fox April Long Course Invitational | |
| 4117 | Elena Arroyo | 54.88 | 7 | B Min | BB: 49.69 (+5.19s | 9.5%) | Sporting Jax Aquatic Club | 05/22/2026 | EAJ Mayhem 2026 | |
| 4118 | Hallie Jones | 54.88 | 9 | B Min | BB: 49.69 (+5.19s | 9.5%) | Tennessee Aquatics | 06/18/2026 | 2026 Tennessee Aquatics June Invitational | |
| 4119 | Reynahorly Marquina Leen | 54.89 | 8 | B Min | BB: 49.69 (+5.20s | 9.5%) | Fast Falcons | 05/15/2026 | 2026 FAST May Invite | |
| 4120 | Alina Broadbent | 54.89 | 8 | B Min | BB: 49.69 (+5.20s | 9.5%) | Mystic Hammerheads | 05/16/2026 | 2026 NE KCY Invitational | |
| 4121 | Audrey Huang | 54.89 | 9 | B Min | BB: 49.69 (+5.20s | 9.5%) | Life Time Michigan Swim Team | 03/17/2026 | March 2026 Life Time Michigan Intersquad | |
| 4122 | Tilley Porter | 54.89 | 9 | B Min | BB: 49.69 (+5.20s | 9.5%) | Orange - Tennessee Aquatics | 04/11/2026 | Spring Showdown 2026 | |
| 4123 | Adelina Chacon | 54.89 | 9 | B Min | BB: 49.69 (+5.20s | 9.5%) | Waterloo Swimming | 04/27/2025 | 2025 ST WLOO Waterloo Classic | |
| 4124 | Raegan St. Cyr | 54.90 | 10 | B Min | BB: 49.69 (+5.21s | 9.5%) | Leesburg Aquatics | 06/13/2026 | 2026 TCA Aaron Vaughn Memorial | |
| 4125 | Isabella Tieken-Zidel | 54.91 | 8 | B Min | BB: 49.69 (+5.22s | 9.5%) | Tiburon Swim Club | 05/15/2026 | 2026 NE YNS May Specialty Meet | |
| 4126 | Clara Harrison | 54.91 | 10 | B Min | BB: 49.69 (+5.22s | 9.5%) | Cascade Swim Club | 04/25/2025 | 2025 PN KING Spring Derby | |
| 4127 | Quinn DeProspo-Griffith | 54.91 | 10 | B Min | BB: 49.69 (+5.22s | 9.5%) | Heartland Swim Assoc | 06/06/2026 | 2026 SI SOL Splash And Dash Max Jun 6 7 | |
| 4128 | Campbell DeBoer | 54.91 | 9 | B Min | BB: 49.69 (+5.22s | 9.5%) | Watertown Area Swim Club | 06/26/2026 | 2026 SD SFST Summer Surge Classic | |
| 4129 | Amalia Noreiga | 54.91 | 10 | B Min | BB: 49.69 (+5.22s | 9.5%) | Annapolis Swim Club | 04/11/2026 | 2026 Fox April Long Course Invitational | |
| 4130 | Taylor Barr | 54.92 | 9 | B Min | BB: 49.69 (+5.23s | 9.5%) | Wasatch Front Fish Market | 04/11/2025 | WFFM LC Kickoff 2025 | |
| 4131 | Hazel Bonaminio | 54.92 | 9 | B Min | BB: 49.69 (+5.23s | 9.5%) | Nampa Swim Team | 05/16/2025 | 2025 Spring Fling LC Invitational | |
| 4132 | Zoha Delbary | 54.92 | 9 | B Min | BB: 49.69 (+5.23s | 9.5%) | Occoquan Swimming | 05/01/2026 | Speedo Spring Splash | |
| 4133 | Vera Boroda | 54.92 | 8 | B Min | BB: 49.69 (+5.23s | 9.5%) | YMCA of the North Shore Sharks | 06/26/2026 | 2026 NE YNS June Prelims Finals Meet | |
| 4134 | Kriti Agarwal | 54.92 | 10 | B Min | BB: 49.69 (+5.23s | 9.5%) | Milpitas Aquatic Club | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
| 4135 | Copeland Horan | 54.93 | 10 | B Min | BB: 49.69 (+5.24s | 9.5%) | Boca Raton Swim Team | 05/01/2026 | Jesse Vasallo Swimming Invitational | |
| 4136 | Emma Muminovic | 54.93 | 9 | B Min | BB: 49.69 (+5.24s | 9.5%) | Nova of Virginia | 04/17/2026 | NOVA Long Course Kick Off | |
| 4137 | Emma Payne | 54.93 | 10 | B Min | BB: 49.69 (+5.24s | 9.5%) | Nitro Swimming | 04/26/2025 | 2025 ST NTRO Splashing Into Long Course | |
| 4138 | Avery Huskins | 54.93 | 10 | B Min | BB: 49.69 (+5.24s | 9.5%) | Gator Swim Club | 06/05/2026 | 2026 Sunshine State Games | |
| 4139 | Catherine Minton | 54.94 | 8 | B Min | BB: 49.69 (+5.25s | 9.6%) | Cincinnati Marlins | 06/05/2026 | 25th Annual CLPR David Webb Meet | |
| 4140 | Aria Dao | 54.94 | 9 | B Min | BB: 49.69 (+5.25s | 9.6%) | Aces Swim Club | 05/15/2026 | 2026 CO ACES Spring Invite | |
| 4141 | Lila Deurmeier | 54.94 | 8 | B Min | BB: 49.69 (+5.25s | 9.6%) | Olympus Aquatics | 05/20/2025 | Kearns LC Classic | |
| 4142 | Raegann Ruby | 54.94 | 9 | B Min | BB: 49.69 (+5.25s | 9.6%) | Minot Swim Club | 06/07/2024 | 2024 WFF Summer Explosion | |
| 4143 | Eleanor Bahoric | 54.94 | 9 | B Min | BB: 49.69 (+5.25s | 9.6%) | Raleigh Swimming Association | 04/24/2026 | 2026 RSA Warm Up To LC Copied Copied | |
| 4144 | Liana XU | 54.95 | 10 | B Min | BB: 49.69 (+5.26s | 9.6%) | Longhorn Aquatics | 04/19/2026 | 2026 ST TXLA 10 U Long Course Kick Off | |
| 4145 | Elizabeth DePuy | 54.95 | 9 | B Min | BB: 49.69 (+5.26s | 9.6%) | Hydra Aquatics | 05/01/2026 | Speedo Spring Splash | |
| 4146 | Evelyn Roach | 54.95 | 9 | B Min | BB: 49.69 (+5.26s | 9.6%) | Sioux Falls Swim Team | 05/08/2026 | 2026 SD SFST Ready For Long Course Meet | |
| 4147 | Siah Rheu | 54.95 | 9 | B Min | BB: 49.69 (+5.26s | 9.6%) | Life Time Michigan Swim Team | 10/16/2025 | October 2025 Life Time Michigan Intersquad | |
| 4148 | Ava Foster | 54.97 | 9 | B Min | BB: 49.69 (+5.28s | 9.6%) | 757swim | 04/25/2026 | 757swim 14 And Under Spring Challenge | |
| 4149 | Evelyn Nochlin | 54.97 | 9 | B Min | BB: 49.69 (+5.28s | 9.6%) | Carson Tigersharks | 05/22/2026 | 2026 Intermountain Classic Long Course Meet | |
| 4150 | Hazel Eul | 54.97 | 8 | B Min | BB: 49.69 (+5.28s | 9.6%) | Hurricanes Swim Team | 05/28/2026 | 2026 MN WOLF HUFF N PUFF INVITE | |
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.