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 | |
|---|---|---|---|---|---|---|---|---|---|
| 3351 | Adeline Green | 52.56 | 9 | B Min | BB: 49.69 (+2.87s | 5.5%) | Tac Titans | 06/19/2026 | 2026 TAC TITANS Summer Trident Meet | |
| 3352 | Josephine Griffin | 52.56 | 9 | B Min | BB: 49.69 (+2.87s | 5.5%) | Front Range Barracudas | 06/12/2026 | 2026 RST Coach Beth Rushmore Classic | |
| 3353 | April Mu | 52.56 | 9 | B Min | BB: 49.69 (+2.87s | 5.5%) | Nitro Swimming | 06/20/2026 | 2026 ST NTRO LC Summer Classic | |
| 3354 | Isla Davis | 52.56 | 9 | B Min | BB: 49.69 (+2.87s | 5.5%) | Streamline Aquatics | 06/20/2025 | 2025 ST AAAA NS George Block Invite | |
| 3355 | Nati Riveria | 52.58 | 9 | B Min | BB: 49.69 (+2.89s | 5.5%) | St. Thomas Swimming Associatio | 06/12/2025 | 2025 RAFC Summer Solstice | |
| 3356 | Sofia Willson | 52.58 | 8 | B Min | BB: 49.69 (+2.89s | 5.5%) | Temecula Swim Club | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 3357 | Clio Haga | 52.59 | 8 | B Min | BB: 49.69 (+2.90s | 5.5%) | Sawtooth Aquatic Club | 07/18/2025 | 2025 LCM Summer Championships | |
| 3358 | Lexie Metz | 52.59 | 10 | B Min | BB: 49.69 (+2.90s | 5.5%) | YMCA of the Triangle Area Swim | 06/26/2026 | 2026 MOR Long Course Qualifier | |
| 3359 | Lillie Marcus | 52.59 | 9 | B Min | BB: 49.69 (+2.90s | 5.5%) | West Florida Lightning Aquatic | 06/19/2026 | 2026 Lightning Invitational | |
| 3360 | Elise Mafanire | 52.59 | 8 | B Min | BB: 49.69 (+2.90s | 5.5%) | Occoquan Swimming | 05/01/2026 | Speedo Spring Splash | |
| 3361 | Caroline Montenegro | 52.59 | 9 | B Min | BB: 49.69 (+2.90s | 5.5%) | Harlingen Cisd Seal Team | 04/11/2026 | 2026 ST LC BAS April Swim Meet | |
| 3362 | Rachel Bushinsky | 52.60 | 9 | B Min | BB: 49.69 (+2.91s | 5.5%) | Shawmut Aquatic Club | 05/16/2026 | 2026 NE CS Spring Fever | |
| 3363 | Stella Bezemer | 52.60 | 10 | B Min | BB: 49.69 (+2.91s | 5.5%) | Palo Alto Stanford Aquatics | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 3364 | Joanna Williams | 52.61 | 9 | B Min | BB: 49.69 (+2.92s | 5.6%) | Etown Dolphins | 05/01/2026 | CLPR 3rd Annual Northern KY Derby | |
| 3365 | Lydia Walker | 52.61 | 8 | B Min | BB: 49.69 (+2.92s | 5.6%) | Laker Swim | 06/11/2026 | 2026 RAFC Summer Solstice Invitational | |
| 3366 | Hazel Calderon | 52.62 | 9 | B Min | BB: 49.69 (+2.93s | 5.6%) | Westlake Aquatic Facility | 06/20/2025 | 2025 ST AAAA NS George Block Invite | |
| 3367 | Kylie Poumade | 52.62 | 9 | B Min | BB: 49.69 (+2.93s | 5.6%) | Occoquan Swimming | 05/01/2026 | Speedo Spring Splash | |
| 3368 | Anna Vanchinsuren | 52.62 | 9 | B Min | BB: 49.69 (+2.93s | 5.6%) | Cascade Swim Club | 06/06/2026 | 2026 PN CSC Swimtacular Approved | |
| 3369 | Mariia Litvin | 52.62 | 9 | B Min | BB: 49.69 (+2.93s | 5.6%) | Tri-city Channel Cats | 05/29/2026 | 2026 TRI CITY INVITATIONAL | |
| 3370 | Presley Simmons | 52.62 | 10 | B Min | BB: 49.69 (+2.93s | 5.6%) | College Area Swim Team | 05/23/2026 | 2026 SI HSA 2 All Ages NTS May 23 24 | |
| 3371 | Isabella Torres | 52.63 | 8 | B Min | BB: 49.69 (+2.94s | 5.6%) | Northside Aquatics | 05/06/2026 | 2026 ST NIST May Race Night | |
| 3372 | Victoria Neice | 52.63 | 9 | B Min | BB: 49.69 (+2.94s | 5.6%) | Lake Oswego Swim Club | 04/25/2026 | GACC Spring Invitational | |
| 3373 | Elsa VerBerkmoes | 52.63 | 10 | B Min | BB: 49.69 (+2.94s | 5.6%) | Dedham Health Hydra | 06/26/2026 | 2026 NE NSSC June 26 28 MIT Invitational | |
| 3374 | Milania Elizondo | 52.63 | 10 | B Min | BB: 49.69 (+2.94s | 5.6%) | High Performance Aquatic Club | 06/13/2026 | 2026 ST CCLR Summer Beach Bash LCM | |
| 3375 | Amina Ganoch | 52.63 | 9 | B Min | BB: 49.69 (+2.94s | 5.6%) | Cascade Swim Club | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 3376 | Tevai Demello-Orta Kubo | 52.64 | 10 | B Min | BB: 49.69 (+2.95s | 5.6%) | Maui Dolphins Swim Club | 06/13/2026 | 2026 MAGSA LCM B 2 Meet | |
| 3377 | Blayke Shaw | 52.65 | 9 | B Min | BB: 49.69 (+2.96s | 5.6%) | North Shore Swim Club | 04/24/2026 | 2026 NE NSSC 4 24 26 Specialty Meet | |
| 3378 | Sophie Maia | 52.65 | 10 | B Min | BB: 49.69 (+2.96s | 5.6%) | Montverde Aquatic Club | 06/25/2026 | 2026 FAST Independence Invitational | |
| 3379 | Katie Zhao | 52.65 | 9 | B Min | BB: 49.69 (+2.96s | 5.6%) | Mei\\\\\\'s Typhoons Swimming Club | 06/26/2026 | 2026 NE NSSC June 26 28 MIT Invitational | |
| 3380 | Yuxin Gao | 52.65 | 9 | B Min | BB: 49.69 (+2.96s | 5.6%) | Alto Swim Club | 06/20/2026 | Alto Summer Swelter | |
| 3381 | Harper Wesolowski | 52.66 | 10 | B Min | BB: 49.69 (+2.97s | 5.6%) | Swim Dogs | 04/12/2025 | 2025 CO TOPS Suburban League Pentathlon | |
| 3382 | Charlotte Lamb | 52.66 | 8 | B Min | BB: 49.69 (+2.97s | 5.6%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 3383 | Lennon Beath | 52.66 | 8 | B Min | BB: 49.69 (+2.97s | 5.6%) | Csp Tideriders | 04/17/2026 | 2026 METS Long Course Kickoff | |
| 3384 | Lily Steakley | 52.66 | 9 | B Min | BB: 49.69 (+2.97s | 5.6%) | Nashville Aquatic Club | 05/16/2026 | NAC LC May Classic | |
| 3385 | Hannah Hickman | 52.67 | 9 | B Min | BB: 49.69 (+2.98s | 5.7%) | Alamo Area Aquatic Association | 05/01/2026 | 2026 ST AAAA 23rd Annual Cinco De Mayo | |
| 3386 | Leana Waruiru | 52.67 | 7 | B Min | BB: 49.69 (+2.98s | 5.7%) | Mecklenburg Swim Association | 04/25/2026 | 2026 MSA April LC Meet | |
| 3387 | Margot Romanelli | 52.67 | 10 | B Min | BB: 49.69 (+2.98s | 5.7%) | Cascade Swim Club | 06/06/2026 | 2026 PN CSC Swimtacular Approved | |
| 3388 | Emma Daley | 52.68 | 10 | B Min | BB: 49.69 (+2.99s | 5.7%) | Granite Falls Makos | 05/15/2026 | 2026 TAC TITANS Spring Fling Meet | |
| 3389 | Aubrie Haack | 52.68 | 8 | B Min | BB: 49.69 (+2.99s | 5.7%) | Tide Swimming | 06/05/2026 | 2026 TIDE Schools Out Classic | |
| 3390 | Madeline Grempler | 52.68 | 10 | B Min | BB: 49.69 (+2.99s | 5.7%) | Fox Swim Club | 05/29/2026 | 2026 FOX Speedo Summer Spectacular Meet | |
| 3391 | Nelia Bourouf | 52.68 | 10 | B Min | BB: 49.69 (+2.99s | 5.7%) | San Ramon Valley Aquatics | 04/25/2026 | San Ramon Valley Aquatics Long Course C B BB+ | |
| 3392 | Alexis Chong | 52.68 | 9 | B Min | BB: 49.69 (+2.99s | 5.7%) | Hilo Aquatic Club | 06/06/2026 | BIG ISLAND SWIMMING @ KSH | |
| 3393 | Avianna Tucker | 52.69 | 8 | B Min | BB: 49.69 (+3.00s | 5.7%) | Smithfield YMCA Dolphins | 05/16/2026 | 2026 NE KCY Invitational | |
| 3394 | Leila Stevenson | 52.69 | 8 | B Min | BB: 49.69 (+3.00s | 5.7%) | Sarasota Tsunami Swim Team | 05/02/2026 | 2026 Sea Dragon May Open | |
| 3395 | Anna Li | 52.69 | 10 | B Min | BB: 49.69 (+3.00s | 5.7%) | Town of Concord | 04/24/2026 | 2026 NE NSSC 4 24 26 Specialty Meet | |
| 3396 | Elliana Limperos | 52.69 | 10 | B Min | BB: 49.69 (+3.00s | 5.7%) | Piranhas YMCA of the Suncoast | 04/17/2026 | 2026 SAINT PETE S 1st LONG COURSE MEET | |
| 3397 | Evie Tobin | 52.69 | 10 | B Min | BB: 49.69 (+3.00s | 5.7%) | Commonwealth Swimming | 04/11/2026 | 2026 NE CS Season Opener | |
| 3398 | Paisley Ramirez | 52.70 | 8 | B Min | BB: 49.69 (+3.01s | 5.7%) | Lakewood Ranch Swim Associatio | 05/15/2026 | 2026 Kent B Holdren Memorial Meet | |
| 3399 | Astrid Rowland | 52.70 | 9 | B Min | BB: 49.69 (+3.01s | 5.7%) | Pflugerville Pflamingos | 07/02/2026 | 2026 ST LSAC Ultimate Time Trial | |
| 3400 | Alexa Teudean | 52.71 | 10 | B Min | BB: 49.69 (+3.02s | 5.7%) | Aces Swim Club | 05/15/2026 | 2026 CO ACES Spring 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.