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 | |
|---|---|---|---|---|---|---|---|---|---|
| 4451 | Penelope O'Looney | 43.64 | 9 | B Min | BB: 43.29 (+0.35s | 0.8%) | North Rockland Aquatic Club | 03/27/2026 | 2026 MR Metro Bronze Championship North | |
| 4452 | Milan Ellena | 43.64 | 8 | B Min | BB: 43.29 (+0.35s | 0.8%) | Lake Oswego Swim Club | 12/13/2025 | 2025 OR HEAT Winter Invitational | |
| 4453 | Amelia Friedman | 43.64 | 10 | B Min | BB: 43.29 (+0.35s | 0.8%) | Rockville Montgomery Swim Club | 01/16/2026 | 2026 RMSC January Intrasquad Meet | |
| 4454 | Sadie Spear | 43.64 | 10 | B Min | BB: 43.29 (+0.35s | 0.8%) | North Carolina Aquatic Club | 02/14/2026 | 2026 CAT Valentine Splash | |
| 4455 | Polina Paskhina | 43.64 | 10 | B Min | BB: 43.29 (+0.35s | 0.8%) | Mecklenburg Swim Association | 11/07/2025 | 2025 EAC Cornucopia Classic | |
| 4456 | Aditi Shetty | 43.65 | 10 | B Min | BB: 43.29 (+0.36s | 0.8%) | South Valley Makos | 03/01/2025 | Santa Clara Swim Club Race To AG Champs | |
| 4457 | Madelyn Drennen | 43.65 | 10 | B Min | BB: 43.29 (+0.36s | 0.8%) | Crimson Aquatics | 01/16/2026 | 2026 NE CRIM Bronze Championship | |
| 4458 | Abigale Williamson | 43.65 | 10 | B Min | BB: 43.29 (+0.36s | 0.8%) | North Palm Beach Swim Club | 10/03/2025 | Mike Horgan Memorial Inv | |
| 4459 | Eleanor Kraft | 43.65 | 8 | B Min | BB: 43.29 (+0.36s | 0.8%) | Excel Aquatics | 01/16/2026 | 2026 TYR Mardi Gras Invite | |
| 4460 | Ella Gengler | 43.65 | 9 | B Min | BB: 43.29 (+0.36s | 0.8%) | Riptide Swim Team | 11/08/2025 | 2025 MN WOLF HOWL AT THE MOON INVITE | |
| 4461 | Addie John | 43.65 | 9 | B Min | BB: 43.29 (+0.36s | 0.8%) | Terrapins Swim Team | 10/18/2025 | PC SRVA SCY B BB+ Meet | |
| 4462 | Isabella Thayer | 43.65 | 10 | B Min | BB: 43.29 (+0.36s | 0.8%) | Elko Swim Team | 12/13/2025 | 2025 UTAH Winter Classic | |
| 4463 | Asuka Nakahira | 43.65 | 9 | B Min | BB: 43.29 (+0.36s | 0.8%) | DC Dept Of Parks and Recreatio | 02/01/2026 | 2026 Little Blue Penguin Pentathlon | |
| 4464 | Esme Thatcher | 43.65 | 8 | B Min | BB: 43.29 (+0.36s | 0.8%) | Bellevue Club Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 4465 | Anna Do | 43.65 | 8 | B Min | BB: 43.29 (+0.36s | 0.8%) | Tac Titans | 11/15/2025 | 2025 TAC TITANS Turkey Squad Meet | |
| 4466 | Alivia Kazeck | 43.65 | 10 | B Min | BB: 43.29 (+0.36s | 0.8%) | Central Minnesota Aquatics | 11/22/2025 | 2025 MN HTSC Harvest Classic | |
| 4467 | Aranyaa Kulkarni | 43.65 | 9 | B Min | BB: 43.29 (+0.36s | 0.8%) | Cavalier Aquatics/Piedmont Fam | 02/27/2026 | 2026 SW District Champs 9 Over | |
| 4468 | Noelle Pan | 43.66 | 9 | B Min | BB: 43.29 (+0.37s | 0.8%) | Nitro Swimming | 01/31/2026 | 2026 ST NTRO Fiery Flames | |
| 4469 | Avery DeWalt | 43.66 | 8 | B Min | BB: 43.29 (+0.37s | 0.8%) | Riptide Swim Team | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 4470 | Emerson Mars | 43.66 | 8 | B Min | BB: 43.29 (+0.37s | 0.8%) | Asphalt Green Unified Aquatics | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
| 4471 | Chloe Zheng | 43.66 | 10 | B Min | BB: 43.29 (+0.37s | 0.8%) | Twisters Swim Club | 01/17/2026 | 2026 MR AGUA MLK Invitational | |
| 4472 | Miranda Ornelas | 43.66 | 10 | B Min | BB: 43.29 (+0.37s | 0.8%) | Ridgeview | 02/13/2026 | 2026 OR HS 5A 4 | |
| 4473 | Emma Ker | 43.66 | 9 | B Min | BB: 43.29 (+0.37s | 0.8%) | Fairfax Foxes Swimming | 12/05/2025 | 2025 VSTP Ice Breaker Invitational | |
| 4474 | Ellen Armstrong | 43.66 | 9 | B Min | BB: 43.29 (+0.37s | 0.8%) | Sunkist Swim Team | 11/07/2025 | 2025 SE BSL Cranberry Classic | |
| 4475 | Kelsey Van Wagner | 43.66 | 9 | B Min | BB: 43.29 (+0.37s | 0.8%) | YMCA of Austin Swim Alliance | 09/13/2025 | 2025 ST ASC Sprint Meet | |
| 4476 | Elaina Stanwix | 43.66 | 7 | B Min | BB: 43.29 (+0.37s | 0.8%) | Nova of Virginia | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 4477 | Emily Cheung | 43.67 | 9 | B Min | BB: 43.29 (+0.38s | 0.9%) | South San Francisco Aquatics | 03/28/2026 | PSL March CBA+ | |
| 4478 | Emrie Burke | 43.67 | 9 | B Min | BB: 43.29 (+0.38s | 0.9%) | North Carolina Aquatic Club | 03/26/2026 | 2026 NCAC Spring Tar Heel States Copied | |
| 4479 | Arianna Karas | 43.67 | 10 | B Min | BB: 43.29 (+0.38s | 0.9%) | Hudson Explorer Aquatic | 03/12/2026 | 2026 OH SC Junior Championships | |
| 4480 | Marlo Pierson | 43.67 | 10 | B Min | BB: 43.29 (+0.38s | 0.9%) | Riptide Swim Team | 02/27/2026 | 2026 MN MAN Minnesota Regional Championship | |
| 4481 | Audrey Stein | 43.67 | 10 | B Min | BB: 43.29 (+0.38s | 0.9%) | Seahawks Swim club | 02/27/2026 | Ozark Division I Championship | |
| 4482 | Anna Wu | 43.67 | 9 | B Min | BB: 43.29 (+0.38s | 0.9%) | Bellevue Club Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 4483 | Mackenzie Koelmel | 43.67 | 9 | B Min | BB: 43.29 (+0.38s | 0.9%) | SwimRVA | 11/22/2025 | Bass Turkey Classic 2025 | |
| 4484 | Emmeline Therkorn-Landers | 43.68 | 9 | B Min | BB: 43.29 (+0.39s | 0.9%) | Riverbank RedTails Swim Team | 03/27/2026 | 2026 MR Bronze Championships Central KBM | |
| 4485 | Isabelle Li | 43.68 | 9 | B Min | BB: 43.29 (+0.39s | 0.9%) | Cypress Fairbanks Swim Club | 02/21/2025 | MAC Hosted 2025 Gulf 12 Under Champs | |
| 4486 | Zaria Turner Bryson | 43.68 | 10 | B Min | BB: 43.29 (+0.39s | 0.9%) | North Baltimore Aquatic Club | 11/14/2025 | 2025 NBAC Thanksgiving Meet | |
| 4487 | Quinn Hughes | 43.68 | 10 | B Min | BB: 43.29 (+0.39s | 0.9%) | Four Corners Aquatic Team | 05/30/2025 | 2025 CO Cortez SCY Summer Open | |
| 4488 | Norah Rodriguez | 43.68 | 8 | B Min | BB: 43.29 (+0.39s | 0.9%) | Bolles School Sharks | 01/16/2026 | 2026 Pentathlon | |
| 4489 | Isla White | 43.68 | 9 | B Min | BB: 43.29 (+0.39s | 0.9%) | Fairfield Aquatics | 12/12/2025 | 2025 NE NSSC Dec Holiday Celebration! | |
| 4490 | Arden Bliss | 43.68 | 10 | B Min | BB: 43.29 (+0.39s | 0.9%) | Minnetonka Swim Club | 02/27/2026 | 2026 MN MTKA Minnesota Regional Championship | |
| 4491 | Molly Osborne | 43.68 | 9 | B Min | BB: 43.29 (+0.39s | 0.9%) | Great Lakes Tritons | 02/13/2026 | 2026 Showdown In Motown | |
| 4492 | Summer Hu | 43.69 | 8 | B Min | BB: 43.29 (+0.40s | 0.9%) | Eagle Swim Team Inc. | 03/21/2026 | 2026 Maryland 8 Under Championship Meet | |
| 4493 | Lily Anisko | 43.69 | 10 | B Min | BB: 43.29 (+0.40s | 0.9%) | Columbia Aquatics Association | 12/05/2025 | 2025 Christmas Championships | |
| 4494 | Oshuki Meepalage | 43.69 | 10 | B Min | BB: 43.29 (+0.40s | 0.9%) | Trident Aquatic Club | 02/07/2026 | 2026 MR QNS We Fly High Invitational | |
| 4495 | Esther Zou | 43.69 | 10 | B Min | BB: 43.29 (+0.40s | 0.9%) | Three Village Swim Club | 10/11/2025 | 2025 MR TVSC Ann Wycoff Memorial Swim Meet | |
| 4496 | Tara Kolenik | 43.69 | 10 | B Min | BB: 43.29 (+0.40s | 0.9%) | SwimMAC Carolina | 02/14/2026 | 2026 SwimMAC Qualifier Festival | |
| 4497 | Avery Moye | 43.69 | 10 | B Min | BB: 43.29 (+0.40s | 0.9%) | North Palm Beach Swim Club | 02/06/2026 | 2026 Stanton C Craigie Memorial Invite | |
| 4498 | Madelyn Warnick | 43.69 | 10 | B Min | BB: 43.29 (+0.40s | 0.9%) | Tsunami Swimming | 02/13/2026 | 2026 Northern District 12 Under Championship | |
| 4499 | Audrey Randall | 43.69 | 9 | B Min | BB: 43.29 (+0.40s | 0.9%) | Tualatin Hills Swim Club | 01/16/2026 | 2026 THSC 14 U Winter Showcase | |
| 4500 | Ellie Graybill | 43.70 | 10 | B Min | BB: 43.29 (+0.41s | 0.9%) | Hampton Virginia Current | 02/13/2026 | 2026 Southeast District 9 12 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.