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 | |
|---|---|---|---|---|---|---|---|---|---|
| 5851 | Celine Lu | 45.51 | 8 | B Min | BB: 43.29 (+2.22s | 4.9%) | Long Island Aquatic Club | 11/21/2025 | 2025 MR FA Patriot Games Invitational | |
| 5852 | Elisa Costabella | 45.51 | 10 | B Min | BB: 43.29 (+2.22s | 4.9%) | Swim Streamline at Northampton | 01/17/2025 | 2025 TWST Speedo Winter Classic Invitational | |
| 5853 | Ella Herrington | 45.51 | 10 | B Min | BB: 43.29 (+2.22s | 4.9%) | H2okie Aquatics | 11/07/2025 | 2025 HOKI November Invitational Copied | |
| 5854 | Sawyer Roe | 45.51 | 8 | B Min | BB: 43.29 (+2.22s | 4.9%) | Swim Gators Str | 03/07/2026 | 2026 Lake Huron Regional Meet | |
| 5855 | Gabriella Lopez | 45.51 | 9 | B Min | BB: 43.29 (+2.22s | 4.9%) | Cape Cod Swim Club | 11/07/2025 | 2025 NE CCSC Shoot Outs Meet Copied | |
| 5856 | Elizav Carisimo-Zavalionnai | 45.51 | 9 | B Min | BB: 43.29 (+2.22s | 4.9%) | Bravo Swim Team | 02/14/2026 | NMST BMHG February BC Invite 26 | |
| 5857 | Mila Astorga | 45.51 | 10 | B Min | BB: 43.29 (+2.22s | 4.9%) | Portland Aquatic Club | 02/07/2026 | 2026 OR HEAT BC Blastoff | |
| 5858 | Kennedy Harrington | 45.52 | 9 | B Min | BB: 43.29 (+2.23s | 4.9%) | Tide Swimming | 01/09/2026 | 2026 757swim Splash And Dash | |
| 5859 | Tennant McGill | 45.52 | 8 | B Min | BB: 43.29 (+2.23s | 4.9%) | Opelika Swim Team | 02/06/2026 | 2026 SES Region 3 Champions | |
| 5860 | Abigail Parsons | 45.52 | 10 | B Min | BB: 43.29 (+2.23s | 4.9%) | Merritt Athletic Swimming | 12/04/2025 | 2025 Sport Fair Winter Classic | |
| 5861 | Kiera Gasque | 45.52 | 9 | B Min | BB: 43.29 (+2.23s | 4.9%) | Herndon Aquatic Club | 10/25/2025 | 2025 PV MAKO PUMPKIN CLASSIC | |
| 5862 | Scarlett Martinez | 45.52 | 10 | B Min | BB: 43.29 (+2.23s | 4.9%) | Houston Hydra | 01/10/2025 | MAC 2025 Neon New Year Meet | |
| 5863 | Quinn Himes | 45.52 | 10 | B Min | BB: 43.29 (+2.23s | 4.9%) | West Fargo Flyers | 01/03/2026 | 2026 SD ASC Winter High Point | |
| 5864 | Sylvia Knysak | 45.52 | 10 | B Min | BB: 43.29 (+2.23s | 4.9%) | Columbia Aquatics Association | 12/21/2025 | The Grinch Stole My Times (9 O BB Slowe) 2025 | |
| 5865 | Samantha Jacobson | 45.52 | 10 | B Min | BB: 43.29 (+2.23s | 4.9%) | Columbia Aquatics Association | 03/21/2026 | 2026 Maryland 9 10 B Championship Meet | |
| 5866 | Maria Bjerga | 45.53 | 8 | B Min | BB: 43.29 (+2.24s | 4.9%) | All Star Aquatics | 02/13/2026 | 2026 ASA President S Day Classic | |
| 5867 | Maya Ust | 45.53 | 10 | B Min | BB: 43.29 (+2.24s | 4.9%) | Swim Fort Lauderdale | 01/23/2026 | SPEEDO CUP CLOSED INVITE Copied | |
| 5868 | Imogen Chubiz | 45.53 | 10 | B Min | BB: 43.29 (+2.24s | 4.9%) | Vandal Aquatic Club | 01/31/2026 | Coug Winter Open | |
| 5869 | Emily Provenzano | 45.53 | 8 | B Min | BB: 43.29 (+2.24s | 4.9%) | Trident Aquatic Club | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 5870 | Ella Stiefel | 45.53 | 10 | B Min | BB: 43.29 (+2.24s | 4.9%) | Mecklenburg Swim Association | 02/07/2026 | MSA IM Tough Meet 2026 | |
| 5871 | Valentine Goldberg | 45.53 | 10 | B Min | BB: 43.29 (+2.24s | 4.9%) | Csp Tideriders | 03/07/2026 | 2026 GTWY 8 Under Champs | |
| 5872 | Alisha Yang | 45.53 | 8 | B Min | BB: 43.29 (+2.24s | 4.9%) | Flushing YMCA | 01/24/2026 | 2026 MR FLY Fran Schnarr Sprint Pentathlon Me | |
| 5873 | Oakley Wade | 45.53 | 10 | B Min | BB: 43.29 (+2.24s | 4.9%) | Bayside Branch YMCA | 02/28/2026 | 2026 NE KCY A SENECY LEAGUE CHAMPS | |
| 5874 | Darya Mohtashamian | 45.53 | 10 | B Min | BB: 43.29 (+2.24s | 4.9%) | The Fish | 12/12/2025 | 2025 MAKO HOLIDAY INVITATIONAL | |
| 5875 | Adeline Belliveau | 45.53 | 9 | B Min | BB: 43.29 (+2.24s | 4.9%) | Charles River Aquatics | 02/06/2026 | 2026 NE CRA Last Chance February Invite | |
| 5876 | Naomi Zhao | 45.53 | 10 | B Min | BB: 43.29 (+2.24s | 4.9%) | Wave Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | |
| 5877 | Gwyneth Seidel | 45.54 | 10 | B Min | BB: 43.29 (+2.25s | 4.9%) | Aquawolves Swimming | 01/17/2025 | 2025 CO CUDA Classic | |
| 5878 | Annalise Kors | 45.54 | 9 | B Min | BB: 43.29 (+2.25s | 4.9%) | University Place Aquatic Club | 11/02/2025 | 2025 PN UPAC Fall Qual | |
| 5879 | Lucia Jensen | 45.54 | 8 | B Min | BB: 43.29 (+2.25s | 4.9%) | Storm Aquatics | 01/23/2026 | 2026 MR PAC Winter Classic Invitational | |
| 5880 | Theodora Andrus | 45.54 | 9 | B Min | BB: 43.29 (+2.25s | 4.9%) | Coast Gaurd Blue Dolphins | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 5881 | Samantha Schroeder | 45.54 | 9 | B Min | BB: 43.29 (+2.25s | 4.9%) | MN Flyers Swim Team | 11/01/2025 | 2025 MN NOR Champ Belt Sprint Spec (Fall) | |
| 5882 | Liv Tornquist | 45.54 | 10 | B Min | BB: 43.29 (+2.25s | 4.9%) | Minneapolis Lake Monsters | 02/21/2026 | 2026 MN FOXJ MN Bronze Championship | |
| 5883 | Emilia Zanetti | 45.54 | 10 | B Min | BB: 43.29 (+2.25s | 4.9%) | Coeur D\\\\\\'alene Area Swim Team | 02/13/2026 | (Pullman) 2026 IES Jr Champs | |
| 5884 | Elliana Shi | 45.54 | 9 | B Min | BB: 43.29 (+2.25s | 4.9%) | Oly Swimming | 02/06/2026 | 2026 Michigan Open | |
| 5885 | Charley Reinke | 45.54 | 9 | B Min | BB: 43.29 (+2.25s | 4.9%) | Plymouth Canton Cruisers | 01/16/2026 | SLA Arctic Blast 2026 | |
| 5886 | Clara Wegener | 45.54 | 8 | B Min | BB: 43.29 (+2.25s | 4.9%) | Riptide Swim Team | 02/27/2026 | 2026 MN MAN Minnesota Regional Championship | |
| 5887 | Felicity Karlberg | 45.54 | 10 | B Min | BB: 43.29 (+2.25s | 4.9%) | SlipStream Aquatics | 09/14/2025 | 2025 CO SSA Red Vs Yellow Intra Squad | |
| 5888 | Camellia Cao | 45.55 | 9 | B Min | BB: 43.29 (+2.26s | 5.0%) | Cascade Swim Club | 02/27/2026 | 2026 PN February AGI, Div 1 Approved | |
| 5889 | Brynveig Vevle | 45.55 | 9 | B Min | BB: 43.29 (+2.26s | 5.0%) | Foxjets Swim Team | 02/27/2026 | 2026 MN EDI Minnesota Regional Championship | |
| 5890 | Rebecca Higgins | 45.55 | 9 | B Min | BB: 43.29 (+2.26s | 5.0%) | North Suburban Aquatic Club | 01/09/2026 | 2026 MN Mako Snowflake Splash | |
| 5891 | Camille McLellan | 45.55 | 10 | B Min | BB: 43.29 (+2.26s | 5.0%) | Bay Club Panthers | 03/07/2026 | BAC Race To AGCs | |
| 5892 | Jade Eylar | 45.55 | 9 | B Min | BB: 43.29 (+2.26s | 5.0%) | Edge Swim Club | 03/01/2026 | 2026 NE UVAC 14 And Under Pentathlon | |
| 5893 | Calla Mussallem | 45.55 | 8 | B Min | BB: 43.29 (+2.26s | 5.0%) | Thunder Coast Aquatics | 03/07/2026 | Napa Valley Swim Team Swimming Towards Spring | |
| 5894 | Elaine Lyu | 45.55 | 9 | B Min | BB: 43.29 (+2.26s | 5.0%) | Atlantic Coast Athletic Club | 02/27/2026 | 2026 SW District Champs 9 Over | |
| 5895 | Caroline Cooke | 45.55 | 9 | B Min | BB: 43.29 (+2.26s | 5.0%) | YMCA of Northwest North Caroli | 03/06/2026 | Jon Jolley GYSSA 2026 | |
| 5896 | Madeleine Wallace | 45.55 | 10 | B Min | BB: 43.29 (+2.26s | 5.0%) | Napa Valley Swim Team | 01/31/2026 | 2026 Peggy Ramirez Memorial Z3 Winter Champs | |
| 5897 | Keeghan Ricketts | 45.55 | 10 | B Min | BB: 43.29 (+2.26s | 5.0%) | Treasure Coast Aquatics | 02/28/2026 | Spring Area 6 Championships 2026 | |
| 5898 | Mie Barrientos | 45.55 | 9 | B Min | BB: 43.29 (+2.26s | 5.0%) | Unattached | 04/11/2025 | 2025 Boys Girls Clubs National Swim Champs | |
| 5899 | Sophia Whall | 45.55 | 10 | B Min | BB: 43.29 (+2.26s | 5.0%) | Mighty Marlins Swim Club | 02/27/2026 | 2026 PN February AGI, Div 1 Approved | |
| 5900 | Arden Moura | 45.55 | 9 | B Min | BB: 43.29 (+2.26s | 5.0%) | Kamehameha Swim Club | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
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.