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 | |
|---|---|---|---|---|---|---|---|---|---|
| 101 | Emma Salum | 41.03 | 9 | AA Min | AAA: 39.49 (+1.54s | 3.8%) | Calabasas Waves | 07/24/2025 | 2025 CA SCS Summer A G Champs CANY | |
| 102 | Eva Williams | 41.09 | 10 | AA Min | AAA: 39.49 (+1.60s | 3.9%) | Los Angeles Swim Club | 06/12/2025 | 2025 CA SCS RAA June Age Group Championships | |
| 103 | Adelaide Watson | 41.09 | 9 | AA Min | AAA: 39.49 (+1.60s | 3.9%) | Palo Alto Stanford Aquatics | 07/11/2025 | 2025 Age Group Championships | |
| 104 | Lily Leo | 41.11 | 10 | AA Min | AAA: 39.49 (+1.62s | 3.9%) | Aquajets Swim Team | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
| 105 | Arden Lee | 41.12 | 9 | AA Min | AAA: 39.49 (+1.63s | 4.0%) | Rosemead Rapids | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 106 | Iris Ye | 41.12 | 10 | AA Min | AAA: 39.49 (+1.63s | 4.0%) | Quicksilver Swimming | 07/31/2025 | 2025 Long Course Far Western Championship | |
| 107 | Jesslyn Yong | 41.13 | 9 | AA Min | AAA: 39.49 (+1.64s | 4.0%) | Palo Alto Stanford Aquatics | 07/11/2025 | 2025 Age Group Championships | |
| 108 | Miller Lippe | 41.13 | 9 | AA Min | AAA: 39.49 (+1.64s | 4.0%) | Nitro Swimming | 07/10/2025 | 2025 ST AAAA STAGS LC Championship | |
| 109 | Victoria Su | 41.15 | 9 | AA Min | AAA: 39.49 (+1.66s | 4.0%) | Bellevue Club Swim Team | 05/02/2025 | 2025 PN BC May Flowers | |
| 110 | Fernand Villarreal Martinez | 41.20 | 10 | AA Min | AAA: 39.49 (+1.71s | 4.2%) | Titanes de Tym | 05/02/2025 | 2025 ST 22nd Annual Cinco De Mayo | |
| 111 | Maya Gruenbaum | 41.21 | 10 | AA Min | AAA: 39.49 (+1.72s | 4.2%) | Bolles School Sharks | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 112 | Sara Andrade | 41.21 | 10 | AA Min | AAA: 39.49 (+1.72s | 4.2%) | Bolles School Sharks | 05/23/2025 | EAJ Mayhem 2025 | |
| 113 | Aubrielle Ramirez | 41.22 | 10 | AA Min | AAA: 39.49 (+1.73s | 4.2%) | Sandpipers of Nevada | 06/12/2025 | 2025 SCS June AG Invite @ La Mirada Armada | |
| 114 | Abby He | 41.25 | 10 | AA Min | AAA: 39.49 (+1.76s | 4.3%) | Trident Swim Club | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 115 | Chelsea Munoz | 41.29 | 10 | AA Min | AAA: 39.49 (+1.80s | 4.4%) | Florida Atlantic Aquatics | 08/06/2025 | 2025 Summer Elite Showcase | |
| 116 | Elliana Aiken | 41.44 | 9 | AA Min | AAA: 39.49 (+1.95s | 4.7%) | Neptune Swimming | 05/30/2025 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 117 | Eleanor McMichael | 41.50 | 10 | AA Min | AAA: 39.49 (+2.01s | 4.8%) | Olympic Cascade Aquatics | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 118 | Simone Rogers | 41.52 | 9 | AA Min | AAA: 39.49 (+2.03s | 4.9%) | Highlands Ranch Aquatics | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 119 | Harikah Midy | 41.52 | 10 | AA Min | AAA: 39.49 (+2.03s | 4.9%) | Utah Valley Aquatics | 07/17/2025 | 2025 UTAGS LC Championships | |
| 120 | Carson Donlin | 41.60 | 9 | A Min | AA: 41.59 (+0.01s | 0.0%) | Denver Swim Academy | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 121 | Audrey Friend | 41.61 | 10 | A Min | AA: 41.59 (+0.02s | 0.0%) | Blast Sharks | 07/24/2025 | 2025 CA SCS Summer A G Champs CANY | |
| 122 | Aria Ergan | 41.63 | 8 | A Min | AA: 41.59 (+0.04s | 0.1%) | Aquazot Swim Club | 06/12/2025 | 2025 SCS June AG Invite @ La Mirada Armada | |
| 123 | Muyun Li | 41.64 | 10 | A Min | AA: 41.59 (+0.05s | 0.1%) | Santa Clara Swim Club | 06/27/2025 | Valley Splash | |
| 124 | Emmery Smith | 41.68 | 10 | A Min | AA: 41.59 (+0.09s | 0.2%) | Piranhas YMCA of the Suncoast | 05/16/2025 | 2025 SAINT PETE S 2nd LONG COURSE MEET | |
| 125 | Evelyn Xu | 41.69 | 10 | A Min | AA: 41.59 (+0.10s | 0.2%) | Santa Clara Swim Club | 06/27/2025 | Valley Splash | |
| 126 | Violet Osterloh | 41.69 | 10 | A Min | AA: 41.59 (+0.10s | 0.2%) | Brownell Talbot | 05/09/2025 | 2025 SD SFST Ready For Long Course | |
| 127 | Ava Swartzman | 41.71 | 9 | A Min | AA: 41.59 (+0.12s | 0.3%) | Sarasota Sharks | 05/16/2025 | 2025 SYS Memorial Meet | |
| 128 | Aubrey Brewer | 41.71 | 10 | A Min | AA: 41.59 (+0.12s | 0.3%) | Mission Viejo Nadadores | 06/12/2025 | 2025 SCS June AG Invite @ La Mirada Armada | |
| 129 | Halia Scurti | 41.73 | 10 | A Min | AA: 41.59 (+0.14s | 0.3%) | Thunder Coast Aquatics | 05/30/2025 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 130 | Margaret Wang | 41.75 | 7 | A Min | AA: 41.59 (+0.16s | 0.4%) | Irvine Novaquatics | 06/12/2025 | 2025 June Age Group Invite | |
| 131 | Dani Poole | 41.76 | 8 | A Min | AA: 41.59 (+0.17s | 0.4%) | Irvine Novaquatics | 06/12/2025 | 2025 June Age Group Invite | |
| 132 | Kamryn Kelley | 41.78 | 10 | A Min | AA: 41.59 (+0.19s | 0.5%) | Sierra Nevada Swimming | 08/06/2025 | 2025 Western Zone Age Group Championships | |
| 133 | Jojo Qiang-Zhu | 41.79 | 9 | A Min | AA: 41.59 (+0.20s | 0.5%) | Alto Swim Club | 07/19/2025 | Alto Last Splash | |
| 134 | Gianna Forni | 41.81 | 9 | A Min | AA: 41.59 (+0.22s | 0.5%) | Legacy Aquatics | 11/01/2025 | Oregon City Fall Open 2025 | |
| 135 | Emilia Smith | 41.81 | 9 | A Min | AA: 41.59 (+0.22s | 0.5%) | Falfins Swimming | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 136 | Annabel Enmon | 41.83 | 9 | A Min | AA: 41.59 (+0.24s | 0.6%) | Unattached | 04/18/2025 | 2025 SPA Spring First Long Course Meet | |
| 137 | Phoebe Hearne | 41.84 | 10 | A Min | AA: 41.59 (+0.25s | 0.6%) | Nitro Swimming | 07/10/2025 | 2025 ST AAAA STAGS LC Championship | |
| 138 | Melinda Ramirez Perez | 41.85 | 10 | A Min | AA: 41.59 (+0.26s | 0.6%) | Alamo Area Aquatic Association | 07/10/2025 | 2025 ST AAAA STAGS LC Championship | |
| 139 | Ellie Baker | 41.86 | 10 | B Min | BB: 41.59 (+0.27s | 0.6%) | Rancho San Dieguito | 07/24/2025 | 2025 SI LC AG CHAMPS | |
| 140 | Willow Adams | 41.90 | 9 | A Min | AA: 41.59 (+0.31s | 0.7%) | Aquazot Swim Club | 06/12/2025 | 2025 SCS June AG Invite @ La Mirada Armada | |
| 141 | Gabriella Botello | 41.93 | 9 | A Min | AA: 41.59 (+0.34s | 0.8%) | Gulf Coast Swim Team | 06/20/2025 | 2025 GCST MARK MCCAW SUMMER | |
| 142 | Shelly Braginton | 41.93 | 9 | A Min | AA: 41.59 (+0.34s | 0.8%) | Lakeridge Swim Team | 07/12/2025 | 2025 Silver State Championships | |
| 143 | Clementine Mitchell | 41.97 | 9 | A Min | AA: 41.59 (+0.38s | 0.9%) | Sierra Nevada Swimming | 08/06/2025 | 2025 Western Zone Age Group Championships | |
| 144 | Hannah Linowska | 41.97 | 9 | A Min | AA: 41.59 (+0.38s | 0.9%) | Olympic Cascade Aquatics | 07/11/2025 | 2025 PN OCA July Jamboree Invitational | |
| 145 | Emilia Ayala Mansourian | 42.00 | 10 | A Min | AA: 41.59 (+0.41s | 1.0%) | Olympic Cascade Aquatics | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 146 | Deara Chen | 42.01 | 9 | A Min | AA: 41.59 (+0.42s | 1.0%) | Unattached | 05/17/2025 | 2025 PSA May Invite | |
| 147 | Lillian Espinosa | 42.03 | 10 | A Min | AA: 41.59 (+0.44s | 1.0%) | Pueblo County Swim Team | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 148 | Railynn James | 42.06 | 9 | A Min | AA: 41.59 (+0.47s | 1.1%) | Rushmore Swim Team | 05/09/2025 | 2025 SD SFST Ready For Long Course | |
| 149 | Ella Droneck | 42.06 | 9 | A Min | AA: 41.59 (+0.47s | 1.1%) | West Express Swim Team | 07/18/2025 | 2025 MN TUNA Minnesota Regional Championship | |
| 150 | Mia Huang | 42.10 | 9 | A Min | AA: 41.59 (+0.51s | 1.2%) | Rochester Swim Club | 05/03/2025 | 2025 MN RSC Pentathlon | |
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.