USA Girls 10 & under - 50 Y Breast
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 651 | Mae Zajacs | 42.09 | 10 | A Min | AA: 40.89 (+1.20s | 2.9%) | Highlands Ranch Aquatics | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 652 | Kaelin Bradley | 42.09 | 10 | A Min | AA: 40.89 (+1.20s | 2.9%) | Wilmington Aquatic Club | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 653 | Karina Molenaur | 42.09 | 9 | A Min | AA: 40.89 (+1.20s | 2.9%) | SwimMAC Carolina | 02/14/2026 | 2026 SwimMAC Qualifier Festival | |
| 654 | Sherry Xing | 42.09 | 10 | A Min | AA: 40.89 (+1.20s | 2.9%) | Nova of Virginia | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 655 | Gigi Carpenter | 42.10 | 10 | A Min | AA: 40.89 (+1.21s | 2.9%) | Hydra Aquatics | 03/12/2026 | 2026 OH SC Junior Championships | |
| 656 | Greta Stone | 42.10 | 10 | A Min | AA: 40.89 (+1.21s | 2.9%) | Mount Hood Aquatics | 02/08/2026 | 2026 AAA SC Final Countdown Open | |
| 657 | Mia Huang | 42.12 | 10 | A Min | AA: 40.89 (+1.23s | 2.9%) | Rochester Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 658 | Narvae Mabrouk | 42.12 | 10 | A Min | AA: 40.89 (+1.23s | 2.9%) | Apex Swim Club | 03/27/2026 | 2026 MR Bronze Championships Central KBM | |
| 659 | Natalia Romero | 42.13 | 10 | A Min | AA: 40.89 (+1.24s | 2.9%) | Phoenix Aquatic Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 660 | Isabel Stoddard | 42.13 | 9 | A Min | AA: 40.89 (+1.24s | 2.9%) | Cottonwood Heights Aquatics | 10/24/2025 | 2025 CHAT SDAT October Dual | |
| 661 | Vaidehi Bharadwaj | 42.13 | 10 | A Min | AA: 40.89 (+1.24s | 2.9%) | Pro Swimming | 03/06/2026 | 2026 PN PRO March Last Chance Intra Apprived | |
| 662 | Lana Guttmann | 42.13 | 10 | A Min | AA: 40.89 (+1.24s | 2.9%) | MN Flyers Swim Team | 11/22/2025 | 2025 MN HTSC Harvest Classic | |
| 663 | Annabelle Shi | 42.13 | 9 | A Min | AA: 40.89 (+1.24s | 2.9%) | Los Angeles Swim Club | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 664 | Caydence Duncan | 42.14 | 10 | A Min | AA: 40.89 (+1.25s | 3.0%) | East Coast Aquatic Team | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 665 | Emily Yoon | 42.14 | 8 | A Min | AA: 40.89 (+1.25s | 3.0%) | Sierra Marlins Swim Team | 02/13/2026 | 2026 Neptune Swimming Invitational | |
| 666 | Kahikinakealohilani Manfre | 42.15 | 8 | A Min | AA: 40.89 (+1.26s | 3.0%) | Punahou Aquatics Institute | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 667 | Emma Bidwell | 42.15 | 10 | A Min | AA: 40.89 (+1.26s | 3.0%) | Hanover Aquatics | 01/17/2026 | 2026 Duck Bowl | |
| 668 | Ryeleigh Chen | 42.15 | 9 | A Min | AA: 40.89 (+1.26s | 3.0%) | Long Island Aquatic Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 669 | Tessa Kerr | 42.16 | 9 | A Min | AA: 40.89 (+1.27s | 3.0%) | Enfinity Aquatic Club | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 670 | Alex Lupton | 42.16 | 10 | A Min | AA: 40.89 (+1.27s | 3.0%) | Marlins Of Raleigh | 02/26/2026 | 2026 NCS SC AG CHAMPS | |
| 671 | Ava Farrell | 42.16 | 10 | A Min | AA: 40.89 (+1.27s | 3.0%) | Red Fox Aquatic Club | 11/14/2025 | 2025 MR VAC Viking Classic Invitational | |
| 672 | Maya Figler | 42.16 | 9 | A Min | AA: 40.89 (+1.27s | 3.0%) | North Carolina Aquatic Club | 03/26/2026 | 2026 NCAC Spring Tar Heel States Copied | |
| 673 | Camila Cepparo | 42.16 | 10 | A Min | AA: 40.89 (+1.27s | 3.0%) | Unattached | 02/20/2026 | 2026 ST AAAA SC STAGS | |
| 674 | Delaney Seavers | 42.17 | 10 | A Min | AA: 40.89 (+1.28s | 3.0%) | Annapolis Swim Club | 03/05/2026 | 2026 MD LSC 14 U Championships | |
| 675 | Zoey Vasquez | 42.18 | 9 | A Min | AA: 40.89 (+1.29s | 3.1%) | Lakewood Ranch Swim Associatio | 01/23/2026 | 2026 Hot Chocolate Invite | |
| 676 | Sarah Ouzts | 42.18 | 10 | A Min | AA: 40.89 (+1.29s | 3.1%) | 757swim | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 677 | Bianca Duke | 42.18 | 10 | A Min | AA: 40.89 (+1.29s | 3.1%) | Sarasota Tsunami Swim Team | 01/10/2026 | 2026 WINTERFEST SWIM MEET | |
| 678 | MacKayla Rouaud-Watson | 42.18 | 10 | A Min | AA: 40.89 (+1.29s | 3.1%) | Blast Sharks | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 679 | Tamsin Metz | 42.19 | 9 | A Min | AA: 40.89 (+1.30s | 3.1%) | Nova of Virginia | 01/09/2026 | NOVA New Year S Kick Off | |
| 680 | Mary McInnis | 42.19 | 9 | A Min | AA: 40.89 (+1.30s | 3.1%) | Unattached | 01/30/2026 | 2026 BSS February Classic Copied | |
| 681 | Stella Wang | 42.20 | 10 | A Min | AA: 40.89 (+1.31s | 3.1%) | Pro Swimming | 03/19/2026 | 2026 NW Region Age Group Champs Approved | |
| 682 | Kelly Sharp | 42.20 | 10 | A Min | AA: 40.89 (+1.31s | 3.1%) | Cape Cod Swim Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 683 | Lily Clifford | 42.20 | 10 | A Min | AA: 40.89 (+1.31s | 3.1%) | Rockville Montgomery Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 684 | Sofia Gonzalez | 42.22 | 10 | A Min | AA: 40.89 (+1.33s | 3.2%) | Canyons Aquatic Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 685 | Maddie Welbourn | 42.22 | 10 | A Min | AA: 40.89 (+1.33s | 3.2%) | Sarasota Sharks | 03/05/2026 | 2026 Florida Swimming FLAGS SOUTH | |
| 686 | Livia Chen | 42.22 | 8 | A Min | AA: 40.89 (+1.33s | 3.2%) | Rockville Montgomery Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 687 | Chloe Ricketts | 42.23 | 10 | A Min | AA: 40.89 (+1.34s | 3.2%) | Edina Swim Club | 02/13/2026 | 2026 MN RSC President S Day Meet | |
| 688 | Abigail Franks | 42.24 | 9 | A Min | AA: 40.89 (+1.35s | 3.2%) | Nitro Swimming | 01/16/2026 | 2026 ST NTRO Winter Prelim Final Invite | |
| 689 | Hattie Kell | 42.24 | 10 | A Min | AA: 40.89 (+1.35s | 3.2%) | Ames Cyclone Aquatics Club | 11/01/2025 | 2025 MN NOR Champ Belt Sprint Spec (Fall) | |
| 690 | Grace Long | 42.25 | 10 | A Min | AA: 40.89 (+1.36s | 3.2%) | Irvine Novaquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 691 | Rose Bauman | 42.25 | 10 | A Min | AA: 40.89 (+1.36s | 3.2%) | Boulder Swim Team | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 692 | Hailey Ng | 42.26 | 10 | A Min | AA: 40.89 (+1.37s | 3.2%) | 92ny Flying Dolphins | 02/20/2026 | 2026 MR Metro Silver Central Champs WEST | |
| 693 | Margaret Ursulenko | 42.27 | 10 | A Min | AA: 40.89 (+1.38s | 3.3%) | Wave Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | |
| 694 | Anika Goodman | 42.27 | 9 | A Min | AA: 40.89 (+1.38s | 3.3%) | Piedmont Swim Team | 03/07/2026 | SRVA Last Chance Meet B BB+ | |
| 695 | Kylie Zhang | 42.28 | 9 | A Min | AA: 40.89 (+1.39s | 3.3%) | Santa Clara Swim Club | 11/14/2025 | 2025 Santa Clara Swim Club SC CBA Meet | |
| 696 | Lillian Hart | 42.29 | 10 | A Min | AA: 40.89 (+1.40s | 3.3%) | North Carolina Aquatic Club | 12/12/2025 | Triad Tropic Invitational Copied | |
| 697 | Marlyn Hairston | 42.29 | 10 | A Min | AA: 40.89 (+1.40s | 3.3%) | FireFish Swim Team | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 698 | Victoria Brooke | 42.29 | 9 | A Min | AA: 40.89 (+1.40s | 3.3%) | Rockville Montgomery Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 699 | Scarlett Chen | 42.30 | 10 | A Min | AA: 40.89 (+1.41s | 3.3%) | San Ramon Valley Aquatics | 09/27/2025 | Orinda Aquatics SC C B BB+ Meet | |
| 700 | Adalynn Luppert | 42.30 | 10 | A Min | AA: 40.89 (+1.41s | 3.3%) | Patriot Aquatics | 02/28/2026 | 2026 Spring Area 2 Championships | |
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.