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 | |
|---|---|---|---|---|---|---|---|---|---|
| 201 | Ester Shirley | 42.87 | 10 | A Min | AA: 41.59 (+1.28s | 3.0%) | Wasatch Front Fish Market | 07/17/2025 | 2025 UTAGS LC Championships | |
| 202 | Addison Strausser | 42.88 | 9 | A Min | AA: 41.59 (+1.29s | 3.0%) | Area Tallahassee Aquatic Club | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 203 | Bianca Duke | 42.88 | 10 | A Min | AA: 41.59 (+1.29s | 3.0%) | Sarasota Tsunami Swim Team | 05/02/2026 | 2026 Sea Dragon May Open | |
| 204 | Ayesha Haynes | 42.88 | 9 | A Min | AA: 41.59 (+1.29s | 3.0%) | Tampa Bay Aquatic Club | 05/15/2026 | 2026 SAINT PETE S 2nd LONG COURSE MEET | |
| 205 | Ahana Ghosh | 42.89 | 9 | A Min | AA: 41.59 (+1.30s | 3.0%) | Cypress Fairbanks Swim Club | 07/16/2025 | 2025 Texas Age Group Championships | |
| 206 | Sheela Gupta | 42.91 | 10 | A Min | AA: 41.59 (+1.32s | 3.1%) | Bellevue Club Swim Team | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 207 | Cameron Gaspar | 42.91 | 9 | A Min | AA: 41.59 (+1.32s | 3.1%) | Saint Petersburg Aquatics | 04/17/2026 | 2026 SAINT PETE S 1st LONG COURSE MEET | |
| 208 | Amelie Tihanyi | 42.91 | 10 | A Min | AA: 41.59 (+1.32s | 3.1%) | Paseo Aquatics Swim Team | 06/12/2025 | 2025 SCS June AG Invite @ La Mirada Armada | |
| 209 | Ryanna Villaflor | 42.93 | 10 | A Min | AA: 41.59 (+1.34s | 3.1%) | Swim Florida | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 210 | Sage Lovanhill | 42.94 | 10 | A Min | AA: 41.59 (+1.35s | 3.1%) | Seattle Metropolitan Aquatic C | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 211 | Avery Schindler | 42.96 | 10 | A Min | AA: 41.59 (+1.37s | 3.2%) | Unattached | 07/31/2025 | 2025 Central Zone 14 Under Championship Mee | |
| 212 | Piper Fasbinder | 42.97 | 10 | A Min | AA: 41.59 (+1.38s | 3.2%) | Bolles School Sharks | 05/23/2025 | EAJ Mayhem 2025 | |
| 213 | Madeline Green | 42.98 | 10 | A Min | AA: 41.59 (+1.39s | 3.2%) | Kamehameha Swim Club | 05/02/2026 | Keiko Price Sprint Meet Aloha Mile | |
| 214 | Madelyn Glur | 42.99 | 10 | A Min | AA: 41.59 (+1.40s | 3.3%) | Sea Devils | 05/15/2026 | 2026 MN HURR LC Spring Opener | |
| 215 | Reagan Davis | 42.99 | 10 | A Min | AA: 41.59 (+1.40s | 3.3%) | Colorado Stingrays Swim Team | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 216 | Alivia Lee | 43.00 | 10 | A Min | AA: 41.59 (+1.41s | 3.3%) | Pro Swimming | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 217 | Yichen Hou | 43.01 | 10 | A Min | AA: 41.59 (+1.42s | 3.3%) | Tualatin Hills Swim Club | 05/01/2026 | 2026 THSC Spring Invite | |
| 218 | Claire Baker | 43.06 | 10 | A Min | AA: 41.59 (+1.47s | 3.4%) | Olympic Cascade Aquatics | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 219 | Hannah Ringler | 43.07 | 10 | A Min | AA: 41.59 (+1.48s | 3.4%) | Nitro Swimming | 06/27/2025 | 2025 ST HPAC Long Course STX Championship | |
| 220 | Sophie Chuang | 43.12 | 10 | A Min | AA: 41.59 (+1.53s | 3.5%) | Otter Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 221 | Edith Cass | 43.14 | 10 | A Min | AA: 41.59 (+1.55s | 3.6%) | Lake Oswego Swim Club | 04/25/2026 | GACC Spring Invitational | |
| 222 | Madison Duckworth | 43.16 | 10 | A Min | AA: 41.59 (+1.57s | 3.6%) | Wasatch Front Fish Market | 07/17/2025 | 2025 UTAGS LC Championships | |
| 223 | Natalia Grogan | 43.18 | 10 | A Min | AA: 41.59 (+1.59s | 3.7%) | Bolles School Sharks | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 224 | Aolani Hampton | 43.18 | 10 | A Min | AA: 41.59 (+1.59s | 3.7%) | Mission Viejo Nadadores | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 225 | Mingxuan Zhang | 43.19 | 10 | A Min | AA: 41.59 (+1.60s | 3.7%) | Irvine Novaquatics | 06/12/2025 | 2025 June Age Group Invite | |
| 226 | Kate Bracht | 43.20 | 9 | A Min | AA: 41.59 (+1.61s | 3.7%) | Sandpoint Sharks Swim Club | 04/17/2026 | 2026 Shark Attack Copied | |
| 227 | Aubrey Lee | 43.21 | 10 | A Min | AA: 41.59 (+1.62s | 3.7%) | Irvine Novaquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 228 | Journey Maus | 43.22 | 10 | A Min | AA: 41.59 (+1.63s | 3.8%) | Gulf Coast Swim Team | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 229 | Cora Kirbo | 43.23 | 10 | A Min | AA: 41.59 (+1.64s | 3.8%) | Nitro Swimming | 05/09/2026 | 2026 ST NTRO LC School S Out | |
| 230 | Chloe Wang | 43.24 | 10 | A Min | AA: 41.59 (+1.65s | 3.8%) | Gator Swim Club | 05/15/2026 | 2026 FAST May Invite | |
| 231 | Carolyn Liu | 43.26 | 10 | A Min | AA: 41.59 (+1.67s | 3.9%) | Palo Alto Stanford Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | |
| 232 | Raini Kendall | 43.29 | 10 | A Min | AA: 41.59 (+1.70s | 3.9%) | Bend Swim Club | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 233 | Emma Little | 43.29 | 10 | A Min | AA: 41.59 (+1.70s | 3.9%) | YMCA of Florida\\\\\\'s First Coast | 04/10/2026 | 2026 April Classic | |
| 234 | Moriah Steward | 43.30 | 10 | B Min | BB: 41.59 (+1.71s | 3.9%) | Bolles School Sharks | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 235 | Bryn Zimmer | 43.33 | 10 | A Min | AA: 41.59 (+1.74s | 4.0%) | Longhorn Aquatics | 04/19/2026 | 2026 ST TXLA 10 U Long Course Kick Off | |
| 236 | Penny Datko | 43.34 | 10 | A Min | AA: 41.59 (+1.75s | 4.0%) | Fort Collins Area Swim Team | 04/24/2026 | 2026 CO FAST Spring Splash | |
| 237 | Maggie Qi | 43.35 | 10 | A Min | AA: 41.59 (+1.76s | 4.1%) | Rose Bowl Aquatics | 06/12/2025 | 2025 CA SCS RAA June Age Group Championships | |
| 238 | Aria Panghal | 43.35 | 9 | A Min | AA: 41.59 (+1.76s | 4.1%) | Milpitas Aquatic Club | 07/19/2025 | Alto Last Splash | |
| 239 | Avery Van Maasdam | 43.35 | 10 | A Min | AA: 41.59 (+1.76s | 4.1%) | Denver Swim Academy | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 240 | Zoe Maley | 43.36 | 10 | A Min | AA: 41.59 (+1.77s | 4.1%) | Longhorn Aquatics | 04/19/2026 | 2026 ST TXLA 10 U Long Course Kick Off | |
| 241 | Libby Vaughn | 43.38 | 10 | A Min | AA: 41.59 (+1.79s | 4.1%) | Massillon YMCA Gators | 05/31/2025 | CCS Age Group And Open Long Course Meet | |
| 242 | Violet George | 43.39 | 10 | B Min | BB: 41.59 (+1.80s | 4.1%) | COSA Swimming | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 243 | Dericka Hunt | 43.39 | 9 | A Min | AA: 41.59 (+1.80s | 4.1%) | Saint Petersburg Aquatics | 04/17/2026 | 2026 SAINT PETE S 1st LONG COURSE MEET | |
| 244 | Sage Griffiths | 43.44 | 10 | A Min | AA: 41.59 (+1.85s | 4.3%) | Montverde Aquatic Club | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 245 | Abigail Franks | 43.44 | 9 | A Min | AA: 41.59 (+1.85s | 4.3%) | Nitro Swimming | 05/09/2026 | 2026 ST NTRO LC School S Out | |
| 246 | Alexa Leyvi | 43.45 | 10 | A Min | AA: 41.59 (+1.86s | 4.3%) | Sarasota Tsunami Swim Team | 05/02/2026 | 2026 Sea Dragon May Open | |
| 247 | Aleksandra Domin | 43.47 | 10 | A Min | AA: 41.59 (+1.88s | 4.3%) | North Coast Aquatics | 04/24/2026 | 2026 SI PS ABB Meet B Group | |
| 248 | Evelyn Voorhees Byrne | 43.47 | 10 | A Min | AA: 41.59 (+1.88s | 4.3%) | The Spartans of La Canada | 06/12/2025 | 2025 June Age Group Invite | |
| 249 | Stella Zhao | 43.47 | 10 | A Min | AA: 41.59 (+1.88s | 4.3%) | Palo Alto Stanford Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | |
| 250 | Zoe Bowman | 43.49 | 10 | A Min | AA: 41.59 (+1.90s | 4.4%) | Pikes Peak Athletics | 05/16/2026 | 2026 CO Hilltopper 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.