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 | |
|---|---|---|---|---|---|---|---|---|---|
| 401 | Iris Wang | 45.04 | 10 | BB Min | A: 43.59 (+1.45s | 3.2%) | Pacific Dragons Swim Team | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 402 | Merrick Ogden | 45.04 | 8 | BB Min | A: 43.59 (+1.45s | 3.2%) | King Aquatic Club | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 403 | Willow Murphy | 45.05 | 9 | BB Min | A: 43.59 (+1.46s | 3.2%) | Unattached | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 404 | Riley Shipp | 45.07 | 10 | BB Min | A: 43.59 (+1.48s | 3.3%) | Planet Swim Aquatics | 05/16/2026 | 2026 PSA May Invite | |
| 405 | Hellen Xia | 45.08 | 10 | BB Min | A: 43.59 (+1.49s | 3.3%) | Trident Swim Club | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 406 | Alyson Gao | 45.09 | 9 | BB Min | A: 43.59 (+1.50s | 3.3%) | Bellevue Club Swim Team | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 407 | Catherine Gleason | 45.09 | 10 | BB Min | A: 43.59 (+1.50s | 3.3%) | Seattle Metropolitan Aquatic C | 06/27/2025 | 2025 PN SMAC Summer Classic Invitational | |
| 408 | Jaclyn Smid | 45.09 | 9 | BB Min | A: 43.59 (+1.50s | 3.3%) | UN Fgcu | 06/20/2025 | 2025 GCST MARK MCCAW SUMMER | |
| 409 | Mavis McClafferty | 45.09 | 10 | BB Min | A: 43.59 (+1.50s | 3.3%) | Columbia River Swim Team | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 410 | Kamryn Parker | 45.09 | 10 | BB Min | A: 43.59 (+1.50s | 3.3%) | Patriot Aquatics | 04/11/2026 | 2026 Ron Nardozzi Pre Derby Sprint Invite C | |
| 411 | Maya Salazar | 45.09 | 9 | BB Min | A: 43.59 (+1.50s | 3.3%) | Unattached | 04/17/2026 | 2026 ST SAW Vs SASA Fiesta Showdown | |
| 412 | Lilas Erekat | 45.11 | 10 | BB Min | A: 43.59 (+1.52s | 3.4%) | Burlingame Aquatics | 05/02/2026 | Alto Spring Jam CBA | |
| 413 | Chloe Young | 45.11 | 9 | BB Min | A: 43.59 (+1.52s | 3.4%) | Blue Wave Swimming | 05/15/2026 | 2026 SAINT PETE S 2nd LONG COURSE MEET | |
| 414 | Elizabeth Vincent | 45.12 | 10 | BB Min | A: 43.59 (+1.53s | 3.4%) | North Coast Aquatics | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | |
| 415 | Aria Ferris | 45.14 | 9 | BB Min | A: 43.59 (+1.55s | 3.4%) | Aquawolves Swimming | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 416 | Adelaide Flaherty | 45.15 | 9 | BB Min | A: 43.59 (+1.56s | 3.5%) | Olympus Aquatics | 07/17/2025 | 2025 UTAGS LC Championships | |
| 417 | Phoebe Peixoto | 45.15 | 10 | BB Min | A: 43.59 (+1.56s | 3.5%) | Team Eugene Aquatics | 05/08/2026 | Bend Swim Club May Invitational 2026 | |
| 418 | Eliza Zhuang | 45.15 | 10 | BB Min | A: 43.59 (+1.56s | 3.5%) | Gator Swim Club | 04/17/2026 | 2026 SAINT PETE S 1st LONG COURSE MEET | |
| 419 | Louisa Knodt | 45.15 | 8 | BB Min | A: 43.59 (+1.56s | 3.5%) | Minnetonka Swim Club | 05/08/2026 | 2026 MN STRM Spring Startup | |
| 420 | Alexa Jenner | 45.16 | 9 | BB Min | A: 43.59 (+1.57s | 3.5%) | Phoenix Swim Club | 06/20/2025 | 2025 SI SPLASH AND DASH | |
| 421 | Stella Hogendorn | 45.17 | 10 | BB Min | A: 43.59 (+1.58s | 3.5%) | Hurricanes Swim Team | 07/18/2025 | 2025 MN MTKA Minnesota Regional Championship | |
| 422 | Sarah Chartrand | 45.18 | 10 | BB Min | A: 43.59 (+1.59s | 3.5%) | King Aquatic Club | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 423 | Calista Dickinson | 45.19 | 9 | BB Min | A: 43.59 (+1.60s | 3.5%) | Boulder City Henderson Swim Te | 03/30/2025 | Sand Vs BCH LCM Dual 2025 | |
| 424 | Marley Raulerson | 45.20 | 9 | BB Min | A: 43.59 (+1.61s | 3.6%) | Nova of Virginia | 06/27/2024 | NOVA Firecracker Classic | |
| 425 | Katja Paterson | 45.21 | 10 | BB Min | A: 43.59 (+1.62s | 3.6%) | Team Eugene Aquatics | 05/08/2026 | Bend Swim Club May Invitational 2026 | |
| 426 | Gracyn Connelly | 45.22 | 10 | BB Min | A: 43.59 (+1.63s | 3.6%) | SwimRise Aquatics | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 427 | Charlotte Chung | 45.22 | 10 | BB Min | A: 43.59 (+1.63s | 3.6%) | Sarasota Sharks | 04/25/2026 | 11th Annual Hohne Memorial Invitational | |
| 428 | Keira Degalan | 45.22 | 9 | BB Min | A: 43.59 (+1.63s | 3.6%) | T2 Aquatics | 04/17/2026 | 2026 GCST Spring Open | |
| 429 | Vanessa Wang | 45.24 | 9 | BB Min | A: 43.59 (+1.65s | 3.6%) | Pro Swimming | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 430 | Miriam Schissler | 45.25 | 9 | BB Min | A: 43.59 (+1.66s | 3.7%) | San Clemente Aquatic Team | 06/12/2025 | 2025 June Age Group Invite | |
| 431 | Jenna Littlejohn | 45.26 | 10 | BB Min | A: 43.59 (+1.67s | 3.7%) | Eugene City Swim Club | 04/17/2026 | 2026 MAC LONG COURSE INVITATIONAL | |
| 432 | Lucia Mundell-Pentelow | 45.27 | 10 | BB Min | A: 43.59 (+1.68s | 3.7%) | T2 Aquatics | 04/17/2026 | 2026 GCST Spring Open | |
| 433 | Dora Zhang | 45.27 | 10 | BB Min | A: 43.59 (+1.68s | 3.7%) | Sunnyvale Swim Club | 05/02/2026 | Alto Spring Jam CBA | |
| 434 | Findley Citta | 45.28 | 10 | BB Min | A: 43.59 (+1.69s | 3.7%) | Makos Aquatics Club of Gainesv | 05/16/2025 | 2025 FAST May Invite | |
| 435 | Alyssa Nakajima | 45.28 | 9 | BB Min | A: 43.59 (+1.69s | 3.7%) | Tualatin Hills Swim Club | 05/01/2026 | 2026 THSC Spring Invite | |
| 436 | Miya Ma | 45.28 | 10 | BB Min | A: 43.59 (+1.69s | 3.7%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 437 | Alice Redd | 45.28 | 10 | BB Min | A: 43.59 (+1.69s | 3.7%) | North Coast Aquatics | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | |
| 438 | Angelene Zheng | 45.29 | 9 | BB Min | A: 43.59 (+1.70s | 3.8%) | Blazing Barracudas | 07/12/2025 | LSSC Avon Classic | |
| 439 | Violet Fitzpatrick | 45.30 | 9 | BB Min | A: 43.59 (+1.71s | 3.8%) | Laker Swim | 04/25/2026 | 11th Annual Hohne Memorial Invitational | |
| 440 | EmmaLynn McBee | 45.30 | 10 | BB Min | A: 43.59 (+1.71s | 3.8%) | Lehi Aquatics | 06/27/2025 | WFFM Red White And Black 2025 | |
| 441 | Dylan Grant | 45.30 | 10 | BB Min | A: 43.59 (+1.71s | 3.8%) | Bellingham Bay Swim Team | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 442 | Baylor Landram | 45.31 | 10 | BB Min | A: 43.59 (+1.72s | 3.8%) | Academy Aquatic Club | 04/17/2026 | 2026 SAINT PETE S 1st LONG COURSE MEET | |
| 443 | Sofia Martinez | 45.31 | 10 | BB Min | A: 43.59 (+1.72s | 3.8%) | Gold\\\\\\'s Aquatics Club (Camas) | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 444 | Willow Herod | 45.32 | 9 | BB Min | A: 43.59 (+1.73s | 3.8%) | Patriot Aquatics | 04/11/2026 | 2026 Ron Nardozzi Pre Derby Sprint Invite C | |
| 445 | Ana Mogollon Velasquez | 45.34 | 9 | BB Min | A: 43.59 (+1.75s | 3.9%) | Swim Coral Springs | 04/18/2026 | SCS Under The Sun Invitational | |
| 446 | Evangelina Sazonova | 45.34 | 10 | BB Min | A: 43.59 (+1.75s | 3.9%) | Florida Elite Swimming | 05/15/2026 | 2026 FAST May Invite | |
| 447 | Veda Caputo-Wilkowski | 45.35 | 10 | BB Min | A: 43.59 (+1.76s | 3.9%) | Laramie Swim Club | 04/24/2026 | 2026 CO FAST Spring Splash | |
| 448 | Charli Mullin | 45.35 | 10 | BB Min | A: 43.59 (+1.76s | 3.9%) | Excel Aquatics | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 449 | Austin Lee | 45.39 | 9 | BB Min | A: 43.59 (+1.80s | 4.0%) | Texas Elite Swimming | 04/18/2026 | 2026 ST ASC LC Kickoff | |
| 450 | Cecelia Wolf | 45.39 | 10 | BB Min | A: 43.59 (+1.80s | 4.0%) | Edina Swim Club | 07/18/2025 | 2025 MN MAN Minnesota Regional Championship | |
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.