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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1001 | Summer Williams | 43.39 | 9 | BB Min | A: 42.79 (+0.60s | 1.4%) | Aquazot Swim Club | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 1002 | Lilly Ackley | 43.39 | 10 | BB Min | A: 42.79 (+0.60s | 1.4%) | North Baltimore Aquatic Club | 11/14/2025 | 2025 NBAC Thanksgiving Meet | |
| 1003 | Alexa Leyvi | 43.40 | 10 | BB Min | A: 42.79 (+0.61s | 1.4%) | Sarasota Tsunami Swim Team | 10/11/2025 | 2025 OCTOBERFEST SWIM MEET | |
| 1004 | Fabiana Silva-Gomez | 43.40 | 10 | BB Min | A: 42.79 (+0.61s | 1.4%) | Sarasota Tsunami Swim Team | 01/10/2026 | 2026 WINTERFEST SWIM MEET | |
| 1005 | Emma Liu | 43.41 | 8 | BB Min | A: 42.79 (+0.62s | 1.4%) | Katy Aquatic Team For Youth | 02/21/2025 | 2025 Gulf 12 Under Champs (KATY) | |
| 1006 | Azadeh Corsiglia | 43.41 | 10 | BB Min | A: 42.79 (+0.62s | 1.4%) | DeAnza Cupertino Aquatics | 02/07/2026 | PASA CBA+ SCY Meet Feb 2026 | |
| 1007 | Natalia Romero | 43.42 | 10 | BB Min | A: 42.79 (+0.63s | 1.5%) | Phoenix Aquatic Club | 11/22/2025 | 2025 MR QNS Protect Ya Turkey Neck Invite | |
| 1008 | Presley Peters | 43.42 | 9 | BB Min | A: 42.79 (+0.63s | 1.5%) | Area Tallahassee Aquatic Club | 01/30/2026 | 2026 Mac Crutchfield Invitational | |
| 1009 | Lennon Harrington | 43.42 | 10 | BB Min | A: 42.79 (+0.63s | 1.5%) | Midland Dolphins | 02/07/2026 | 2026 Grand Rapids Open | |
| 1010 | Amelia Nagle | 43.42 | 9 | BB Min | A: 42.79 (+0.63s | 1.5%) | Sporting Jax Aquatic Club | 11/22/2025 | 2025 SJAC Turkey Meet | |
| 1011 | Hazel Nance | 43.42 | 10 | BB Min | A: 42.79 (+0.63s | 1.5%) | Lake Oswego Swim Club | 01/02/2026 | 2026 CST Shark Chase Invitational | |
| 1012 | Leah Moore | 43.43 | 10 | BB Min | A: 42.79 (+0.64s | 1.5%) | Rockville Montgomery Swim Club | 01/16/2026 | 2026 RMSC January Intrasquad Meet | |
| 1013 | Lainee Brooks | 43.43 | 10 | BB Min | A: 42.79 (+0.64s | 1.5%) | Highbridge Aquatics | 12/05/2025 | 2025 Holiday Classic | |
| 1014 | Jooah Pyun | 43.43 | 10 | BB Min | A: 42.79 (+0.64s | 1.5%) | Lone Star Aquatic Club | 02/06/2026 | 2026 ST AQTX STX Champs North | |
| 1015 | Claire You | 43.44 | 10 | BB Min | A: 42.79 (+0.65s | 1.5%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 1016 | Zara Bold | 43.44 | 10 | BB Min | A: 42.79 (+0.65s | 1.5%) | Unattached | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 1017 | Railynn James | 43.44 | 9 | BB Min | A: 42.79 (+0.65s | 1.5%) | Rushmore Swim Team | 02/21/2025 | 2025 12 U Short Course State A Championship | |
| 1018 | Piper McDonald | 43.45 | 9 | BB Min | A: 42.79 (+0.66s | 1.5%) | SwimNation Aquatics Programs | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 1019 | Emma Cheung | 43.46 | 10 | BB Min | A: 42.79 (+0.67s | 1.5%) | Asphalt Green Unified Aquatics | 11/07/2025 | 2025 MR LIE Fall Classic Invitational | |
| 1020 | Felix Tobias | 43.46 | 10 | BB Min | A: 42.79 (+0.67s | 1.5%) | Heartland Swim Assoc | 12/19/2025 | 2025 SI Winter Age Group Championships | |
| 1021 | Elizabeth Lieberman | 43.46 | 9 | BB Min | A: 42.79 (+0.67s | 1.5%) | Bolles School Sharks | 12/04/2025 | RAFC Winter Classic | |
| 1022 | Nora Bonilla | 43.46 | 11 | BB Min | A: 42.79 (+0.67s | 1.5%) | Club Husker | 10/25/2025 | 2025 MW LSS Spooky Splash | |
| 1023 | Elizabeth LeRoy | 43.47 | 10 | BB Min | A: 42.79 (+0.68s | 1.6%) | Seattle Metropolitan Aquatic C | 01/31/2026 | 2026 PN KING Beast IMX IMR Invitational Appr | |
| 1024 | Stella Kang | 43.47 | 9 | BB Min | A: 42.79 (+0.68s | 1.6%) | Lone Star Aquatic Club | 11/16/2025 | 2025 ST TXLA 10 U November Unclassified | |
| 1025 | Mackenzie Bernier | 43.48 | 10 | BB Min | A: 42.79 (+0.69s | 1.6%) | Seattle Metropolitan Aquatic C | 01/17/2026 | 2026 PN SMAC Winter Invitational Approved | |
| 1026 | Brie Ochoa | 43.49 | 9 | BB Min | A: 42.79 (+0.70s | 1.6%) | La Mirada Armada | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 1027 | Kyla Silva | 43.49 | 9 | BB Min | A: 42.79 (+0.70s | 1.6%) | Lifetime | 01/16/2026 | 2026 NE SAC Bronze Championships | |
| 1028 | Ara Lee | 43.49 | 8 | BB Min | A: 42.79 (+0.70s | 1.6%) | Aquazot Swim Club | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 1029 | Lennon Doyle | 43.49 | 10 | BB Min | A: 42.79 (+0.70s | 1.6%) | Atlantis Swimming | 01/16/2026 | 2026 Odd Age Classic | |
| 1030 | Kassandra Sermana | 43.49 | 10 | BB Min | A: 42.79 (+0.70s | 1.6%) | Lakewood Aquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 1031 | Sloane Royce | 43.49 | 10 | BB Min | A: 42.79 (+0.70s | 1.6%) | Quest Swimming | 01/24/2026 | 2026 WAC Mike Willard Polar Plunge | |
| 1032 | Roxy Reed | 43.49 | 10 | BB Min | A: 42.79 (+0.70s | 1.6%) | King Aquatic Club | 01/31/2026 | 2026 PN KING Beast IMX IMR Invitational Appr | |
| 1033 | Charlotte Lohser | 43.50 | 9 | BB Min | A: 42.79 (+0.71s | 1.6%) | T2 Aquatics | 01/16/2026 | 2026 T2 Aquatics Naples Open | |
| 1034 | Audrey Lipp | 43.51 | 9 | BB Min | A: 42.79 (+0.72s | 1.7%) | Atlantis Swimming | 02/01/2026 | February Closed Invite | |
| 1035 | Meredith McDearmon | 43.51 | 10 | BB Min | A: 42.79 (+0.72s | 1.7%) | Nova of Virginia | 01/16/2026 | GSA January Jump Start 2026 | |
| 1036 | Amelia Dawson | 43.51 | 10 | BB Min | A: 42.79 (+0.72s | 1.7%) | Tri-city Channel Cats | 01/03/2026 | January Storm | |
| 1037 | Brooke Allen | 43.51 | 10 | BB Min | A: 42.79 (+0.72s | 1.7%) | Crimson Aquatics | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 1038 | Anna Lillie | 43.51 | 9 | BB Min | A: 42.79 (+0.72s | 1.7%) | Saline Swim Team | 11/21/2025 | 2025 SST Fall Classic | |
| 1039 | Avryn Stopp | 43.52 | 10 | BB Min | A: 42.79 (+0.73s | 1.7%) | Nebraska Aquatics | 11/22/2025 | 2025 MW HLA Goggle Gobble | |
| 1040 | Tessa Kerr | 43.53 | 9 | BB Min | A: 42.79 (+0.74s | 1.7%) | Enfinity Aquatic Club | 02/13/2026 | 2026 TYDE Be My Valentine Meet | |
| 1041 | Natalia Torres | 43.53 | 9 | BB Min | A: 42.79 (+0.74s | 1.7%) | Tule Nation Tritons | 12/19/2025 | 2025 SI Winter Age Group Championships | |
| 1042 | Maryam Saleemuddin | 43.53 | 10 | BB Min | A: 42.79 (+0.74s | 1.7%) | Dedham Health Hydra | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 1043 | Ella Michels | 43.53 | 10 | BB Min | A: 42.79 (+0.74s | 1.7%) | Three Village Swim Club | 01/30/2026 | 2026 MR SSC Polar Bear Plunge | |
| 1044 | Isabella Pan | 43.53 | 10 | BB Min | A: 42.79 (+0.74s | 1.7%) | Jersey Flyers Aquatic Club | 02/06/2026 | 2026 MR COND Last Chance Invitational | |
| 1045 | Charlotte Donahue | 43.53 | 10 | BB Min | A: 42.79 (+0.74s | 1.7%) | Nantucket Swimming | 09/27/2025 | 2025 NE NANT Scallop Season Invite Copied | |
| 1046 | Kaley Colabella | 43.54 | 10 | BB Min | A: 42.79 (+0.75s | 1.7%) | Sprc Stingrays | 01/18/2026 | 2026 Fox Winter Invitational Meet | |
| 1047 | Lola Walker | 43.54 | 10 | BB Min | A: 42.79 (+0.75s | 1.7%) | Boerne Elite Aquatics | 02/13/2026 | 2026 ST HPAC STX Champs South | |
| 1048 | Nora Lam | 43.54 | 10 | BB Min | A: 42.79 (+0.75s | 1.7%) | Rockford Riptide | 02/14/2026 | 2026 WMSL Winter A Championship | |
| 1049 | Mae Zajacs | 43.55 | 10 | BB Min | A: 42.79 (+0.76s | 1.7%) | Highlands Ranch Aquatics | 01/23/2026 | 2026 CO TOPS Colorado Open | |
| 1050 | Alison Robbins | 43.55 | 10 | BB Min | A: 42.79 (+0.76s | 1.7%) | Plymouth Canton Cruisers | 01/16/2026 | SLA Arctic Blast 2026 | |
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.