USA Girls 10 & under - 50 Y 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 3451 | Mackenzie Sisson | 43.07 | 10 | BB Min | A: 37.99 (+5.08s | 11.8%) | Brighton Aquatics Bull Sharks | 11/15/2025 | 2025 SAC Thanksgiving Classic ABC Meet | |
| 3452 | Caroline Wilson | 43.07 | 9 | BB Min | A: 37.99 (+5.08s | 11.8%) | Calvert Aquatics Club | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 3453 | Sylvia Li | 43.08 | 10 | BB Min | A: 37.99 (+5.09s | 11.8%) | Mission Viejo Nadadores | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 3454 | Laina Newman | 43.08 | 9 | BB Min | A: 37.99 (+5.09s | 11.8%) | Commonwealth Swimming | 06/26/2026 | 2026 NE CS Summer Classic | |
| 3455 | Jolene Zhao | 43.08 | 10 | BB Min | A: 37.99 (+5.09s | 11.8%) | Pearland Aquatics | 02/21/2025 | 2025 Gulf 12 Under Champs (KATY) | |
| 3456 | Sullivan Wanstrath | 43.08 | 10 | BB Min | A: 37.99 (+5.09s | 11.8%) | Mason Makos Swim Team | 12/12/2025 | 2025 MAKO HOLIDAY INVITATIONAL | |
| 3457 | Hinckley Sheehan | 43.08 | 9 | BB Min | A: 37.99 (+5.09s | 11.8%) | Annapolis Swim Club | 03/13/2026 | 2026 Speedo Maryland Junior Championship Si | |
| 3458 | Kensington Hardt | 43.08 | 10 | BB Min | A: 37.99 (+5.09s | 11.8%) | SwimRVA | 11/22/2025 | Bass Turkey Classic 2025 | |
| 3459 | Elysian Kiner | 43.08 | 10 | BB Min | A: 37.99 (+5.09s | 11.8%) | Tampa Yacht & Country Club Swi | 05/02/2026 | 57th Annual CYC Dick Smith Invitational | |
| 3460 | Savannah Jurasek | 43.08 | 10 | BB Min | A: 37.99 (+5.09s | 11.8%) | Lowes YMCA Lightning Swim Team | 03/06/2026 | Jon Jolley GYSSA 2026 | |
| 3461 | Reign Morrison | 43.08 | 9 | BB Min | A: 37.99 (+5.09s | 11.8%) | Cincinnati Marlins | 02/19/2026 | 2026 OH CM SC Regional Championships | |
| 3462 | Teresa Lin | 43.09 | 9 | BB Min | A: 37.99 (+5.10s | 11.8%) | Madison Swimming Association | 01/30/2026 | MSA Ray Fogg Memorial Meet 2026 | |
| 3463 | Quinn Carver-Brown | 43.09 | 10 | BB Min | A: 37.99 (+5.10s | 11.8%) | YMCA of the North Shore Sharks | 01/16/2026 | 2026 NE CRIM Bronze Championship | |
| 3464 | Amy Qian | 43.09 | 9 | BB Min | A: 37.99 (+5.10s | 11.8%) | Santa Clara Swim Club | 11/09/2024 | Folsom Classic 2024 | |
| 3465 | Ellison Stricher | 43.09 | 10 | BB Min | A: 37.99 (+5.10s | 11.8%) | Farmington Family YMCA Stingra | 02/21/2026 | 2026 Michigan YMCA Clusters Championship | |
| 3466 | Penelope Lewis | 43.09 | 9 | BB Min | A: 37.99 (+5.10s | 11.8%) | Tide Swimming | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 3467 | Edda Wang | 43.09 | 9 | BB Min | A: 37.99 (+5.10s | 11.8%) | West Coast Aquatics | 05/15/2026 | 2026 PN SRST Pacific Coast Invitational App | |
| 3468 | Elizabeth Selden | 43.09 | 10 | BB Min | A: 37.99 (+5.10s | 11.8%) | Ambush Swimming | 01/17/2025 | 2025 TWST Speedo Winter Classic Invitational | |
| 3469 | Dilara Shakhsadinova | 43.10 | 10 | BB Min | A: 37.99 (+5.11s | 11.9%) | Wtrc Sharks | 02/20/2026 | 2026 OH WAVE SC Regional Championships | |
| 3470 | Sophia Bogan | 43.10 | 10 | BB Min | A: 37.99 (+5.11s | 11.9%) | Sprc Stingrays | 10/18/2025 | 2025 RAYS Great Pumpkin Splash Invitational | |
| 3471 | Milan Ellena | 43.10 | 8 | BB Min | A: 37.99 (+5.11s | 11.9%) | Lake Oswego Swim Club | 05/09/2026 | 2026 Spring Sprinter Invitational | |
| 3472 | Elaine Thacker | 43.10 | 10 | BB Min | A: 37.99 (+5.11s | 11.9%) | Memphis Tiger Swimming | 01/16/2026 | 2026 Gabrielle Rose Tiger Classic | |
| 3473 | Jordin Omoniyi | 43.11 | 9 | BB Min | A: 37.99 (+5.12s | 11.9%) | Cypress Fairbanks Swim Club | 10/04/2024 | 2024 Fleet Fall Kickoff Invitational | |
| 3474 | Charlotte Vazquez | 43.11 | 10 | BB Min | A: 37.99 (+5.12s | 11.9%) | Sporting Jax Aquatic Club | 02/20/2026 | 2026 Area 1 Spring Championships | |
| 3475 | Samantha Steelman | 43.11 | 9 | BB Min | A: 37.99 (+5.12s | 11.9%) | North Jeffco Swim Team | 03/13/2026 | Mile High Championship Invitational | |
| 3476 | Micah Manegdeg | 43.11 | 10 | BB Min | A: 37.99 (+5.12s | 11.9%) | San Antonio Wave | 02/13/2026 | 2026 ST HPAC STX Champs South | |
| 3477 | Tegan Stricker | 43.11 | 10 | BB Min | A: 37.99 (+5.12s | 11.9%) | Royal Swimming | 03/07/2026 | 2026 Lake Huron Regional Meet | |
| 3478 | Haleigh McNulty | 43.12 | 9 | BB Min | A: 37.99 (+5.13s | 11.9%) | Farmingdale Aquatics | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
| 3479 | Stella Parker | 43.12 | 9 | BB Min | A: 37.99 (+5.13s | 11.9%) | Barracuda Swim Club of Northea | 10/25/2025 | 2025 BSC Pumpkin Patch Meet | |
| 3480 | Ava Moorer | 43.12 | 10 | BB Min | A: 37.99 (+5.13s | 11.9%) | Huntsville Swim Association | 02/20/2026 | 2026 SE Auburn Classic | |
| 3481 | Adelaide Eckel | 43.12 | 10 | BB Min | A: 37.99 (+5.13s | 11.9%) | Unatached | 03/21/2026 | 2026 MAKO SPRING FLING | |
| 3482 | Naomi Bergeron | 43.12 | 10 | BB Min | A: 37.99 (+5.13s | 11.9%) | North Baltimore Aquatic Club | 10/17/2025 | 2025 NBAC Fall Fastival Meet | |
| 3483 | Lydia King | 43.12 | 10 | BB Min | A: 37.99 (+5.13s | 11.9%) | BadFish Aquatics | 12/12/2025 | 2025 NC QCD Holiday Invite | |
| 3484 | Emma Ge | 43.12 | 9 | BB Min | A: 37.99 (+5.13s | 11.9%) | Alamo Area Aquatic Association | 10/24/2025 | 2025 ST AAAA NS Spooky Splash | |
| 3485 | Callie Powell | 43.13 | 9 | BB Min | A: 37.99 (+5.14s | 11.9%) | H2okie Aquatics | 02/27/2026 | 2026 SW District Champs 9 Over | |
| 3486 | Nirvi Muthyalapati | 43.13 | 9 | BB Min | A: 37.99 (+5.14s | 11.9%) | Tac Titans | 02/14/2026 | 2026 TAC TITANS February Qualifier Meet | |
| 3487 | Madeline Hudak | 43.13 | 10 | BB Min | A: 37.99 (+5.14s | 11.9%) | Champlain Valley Swim Academy- | 11/07/2025 | 2025 NE UVAC Dorsi Raynolds Memorial Meet C | |
| 3488 | Kyla LaMaster | 43.13 | 7 | BB Min | A: 37.99 (+5.14s | 11.9%) | Supernova Swim Team | 03/07/2026 | 2026 Lake Erie Regional Meet | |
| 3489 | Fiona Valente | 43.13 | 10 | BB Min | A: 37.99 (+5.14s | 11.9%) | YMCA of the Triangle Area Swim | 03/19/2026 | 2026 USRY Short Course Champs | |
| 3490 | Blakely Delans | 43.13 | 6 | BB Min | A: 37.99 (+5.14s | 11.9%) | SwimRVA | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 3491 | Brynlee Raterink | 43.14 | 9 | BB Min | A: 37.99 (+5.15s | 11.9%) | Aquabear Swim Club | 02/13/2026 | 34th Annual Lost Dutchman Invitational | |
| 3492 | Norah Zhang | 43.14 | 10 | BB Min | A: 37.99 (+5.15s | 11.9%) | Revolution Swim Club | 01/09/2026 | 2026 NE CRIM Jan Team Specialty | |
| 3493 | Naomi Hui | 43.14 | 10 | BB Min | A: 37.99 (+5.15s | 11.9%) | Tualatin Hills Swim Club | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | |
| 3494 | Samira Makhzoumi | 43.14 | 9 | BB Min | A: 37.99 (+5.15s | 11.9%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | |
| 3495 | Shea Boonyanurak | 43.14 | 10 | BB Min | A: 37.99 (+5.15s | 11.9%) | Bayside Aquatics | 03/21/2026 | 2026 Maryland 9 10 B Championship Meet | |
| 3496 | Lucia Torrella | 43.14 | 9 | BB Min | A: 37.99 (+5.15s | 11.9%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 3497 | Alma Duque | 43.15 | 10 | BB Min | A: 37.99 (+5.16s | 12.0%) | SwimEnergy Aquatics | 02/21/2026 | CCS Last Chance Meet Feb 2026 | |
| 3498 | Caralynn Miller | 43.15 | 9 | BB Min | A: 37.99 (+5.16s | 12.0%) | Worthington Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 3499 | Suzana Freitas | 43.15 | 9 | BB Min | A: 37.99 (+5.16s | 12.0%) | Patriot Swim Team | 03/27/2026 | 2026 MR Metro Bronze Championship North | |
| 3500 | Emma Rooney | 43.15 | 9 | BB Min | A: 37.99 (+5.16s | 12.0%) | Nation\\\\\\'s Capital Swim Club | 10/18/2025 | 2025 NCAP Autumn Kingfish Splash | |
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.