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 | Isabella Kang | 44.17 | 9 | BB Min | A: 42.79 (+1.38s | 3.1%) | Suburban Aquatics | 02/13/2026 | 39th Black History Swim Meet | |
| 1002 | Juliet Ramsay | 44.17 | 10 | BB Min | A: 42.79 (+1.38s | 3.1%) | SwimMAC Carolina | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 1003 | Adele VanPopering | 44.17 | 10 | BB Min | A: 42.79 (+1.38s | 3.1%) | West Ottawa Swim Club | 03/07/2026 | 2026 Lake Superior Regional Meet | |
| 1004 | Brielle Leonard | 44.18 | 9 | BB Min | A: 42.79 (+1.39s | 3.1%) | Arena Club Aquatics | 10/17/2025 | 2025 NBAC Fall Fastival Meet | |
| 1005 | Amelia Joseph | 44.18 | 10 | BB Min | A: 42.79 (+1.39s | 3.1%) | Bolles School Sharks | 12/04/2025 | RAFC Winter Classic | |
| 1006 | Marlow Pfeiffer | 44.19 | 10 | BB Min | A: 42.79 (+1.40s | 3.2%) | Greater Toledo Aquatic Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 1007 | Isabelle Musfeldt | 44.19 | 10 | BB Min | A: 42.79 (+1.40s | 3.2%) | Nitro Swimming | 01/31/2026 | 2026 ST NTRO Fiery Flames | |
| 1008 | Aaradhya Bharadwaj | 44.19 | 10 | BB Min | A: 42.79 (+1.40s | 3.2%) | Wave Aquatics | 11/22/2025 | 2025 PN Nov AGI, Division 2 (SMAC) | |
| 1009 | Justice Madamba | 44.19 | 10 | BB Min | A: 42.79 (+1.40s | 3.2%) | Punahou Aquatics Institute | 04/18/2026 | 44th Annual Harry Mamizuka Invitational | |
| 1010 | Harper Fried | 44.19 | 8 | BB Min | A: 42.79 (+1.40s | 3.2%) | Mason Makos Swim Team | 12/12/2025 | 2025 MAKO HOLIDAY INVITATIONAL | |
| 1011 | Magdalene Roberts | 44.20 | 9 | BB Min | A: 42.79 (+1.41s | 3.2%) | Byron Center Aquatics | 02/07/2026 | 2026 Grand Rapids Open | |
| 1012 | Stella Parker | 44.21 | 9 | BB Min | A: 42.79 (+1.42s | 3.2%) | Barracuda Swim Club of Northea | 02/27/2026 | 2026 SE Southeastern Winter SC Championships | |
| 1013 | Payton Kuhn | 44.21 | 10 | BB Min | A: 42.79 (+1.42s | 3.2%) | Swim Florida | 02/07/2026 | 2026 GCST WINTER OPEN | |
| 1014 | Kayla Cepeda | 44.22 | 10 | BB Min | A: 42.79 (+1.43s | 3.2%) | Southwest Aquatic Team | 10/25/2025 | 2025 Bd Swatoberfest Sprintacular All | |
| 1015 | Olivia Marks | 44.22 | 10 | BB Min | A: 42.79 (+1.43s | 3.2%) | YMCA of the Triangle Area Swim | 11/21/2025 | 2025 YOTA Arena Turkey Classic | |
| 1016 | Abigail Heletz | 44.23 | 10 | BB Min | A: 42.79 (+1.44s | 3.3%) | Cca Marlins of Virginia | 02/27/2026 | 2026 SW District Champs 9 Over | |
| 1017 | Scarlett Watson | 44.23 | 10 | BB Min | A: 42.79 (+1.44s | 3.3%) | Oly Swimming | 02/27/2026 | 2026 MCSA Junior Cup | |
| 1018 | Simone Rocheleau | 44.24 | 10 | BB Min | A: 42.79 (+1.45s | 3.3%) | Anglerfish Aquatics | 01/09/2026 | 2026 NE CRA New Year Distance And Specialty | |
| 1019 | Chloe Laub | 44.24 | 10 | BB Min | A: 42.79 (+1.45s | 3.3%) | Commonwealth Swimming | 03/13/2026 | 2026 NE INST NE Cup | |
| 1020 | Jordyn Ma | 44.24 | 9 | BB Min | A: 42.79 (+1.45s | 3.3%) | Swim Team of Placentia | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 1021 | Charlotte Ciesielski | 44.24 | 9 | BB Min | A: 42.79 (+1.45s | 3.3%) | Csp Tideriders | 02/27/2026 | Ozark Division I Championship | |
| 1022 | Alethea Kiang | 44.25 | 10 | BB Min | A: 42.79 (+1.46s | 3.3%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 1023 | Dericka Hunt | 44.26 | 10 | BB Min | A: 42.79 (+1.47s | 3.3%) | Saint Petersburg Aquatics | 02/27/2026 | 2026 Spring Area 3 Championships | |
| 1024 | Kayla Jones | 44.26 | 10 | BB Min | A: 42.79 (+1.47s | 3.3%) | Detroit All Star Aquatics | 01/16/2026 | SLA Arctic Blast 2026 | |
| 1025 | Alina Elia | 44.27 | 10 | BB Min | A: 42.79 (+1.48s | 3.3%) | Boulder City Henderson Swim Te | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 1026 | Lily Lannin | 44.27 | 9 | BB Min | A: 42.79 (+1.48s | 3.3%) | Seattle Metropolitan Aquatic C | 01/31/2026 | 2026 PN KING Beast IMX IMR Invitational Appr | |
| 1027 | Shai Williams | 44.27 | 10 | BB Min | A: 42.79 (+1.48s | 3.3%) | Riptide Swim Team | 02/14/2026 | 2026 CO ACES Winter Open | |
| 1028 | Brynn Bellamy | 44.27 | 10 | BB Min | A: 42.79 (+1.48s | 3.3%) | El Paso Aqua Posse | 02/27/2026 | 2026 BD SCY Border Champs | |
| 1029 | Sophia Lee-Park | 44.28 | 9 | BB Min | A: 42.79 (+1.49s | 3.4%) | Commonwealth Swimming | 03/13/2026 | 2026 NE INST NE Cup | |
| 1030 | Maddie Perkins | 44.28 | 10 | BB Min | A: 42.79 (+1.49s | 3.4%) | Asphalt Green Unified Aquatics | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 1031 | Ripley Chen | 44.29 | 10 | BB Min | A: 42.79 (+1.50s | 3.4%) | Dart Swimming | 02/13/2026 | 2026 Neptune Swimming Invitational | |
| 1032 | Lillian Luo | 44.29 | 9 | BB Min | A: 42.79 (+1.50s | 3.4%) | West Coast Aquatics | 02/27/2026 | 2026 PN Feb Age Group Invite,Div 3 Approved | |
| 1033 | Nora Kosky | 44.29 | 10 | BB Min | A: 42.79 (+1.50s | 3.4%) | Aquawolves Swimming | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 1034 | Emma Dupuis | 44.29 | 10 | BB Min | A: 42.79 (+1.50s | 3.4%) | Saint Joseph Aquatics | 01/10/2026 | 2026 Zeeland Winter Classic | |
| 1035 | Jessica Wei | 44.29 | 9 | BB Min | A: 42.79 (+1.50s | 3.4%) | Cerritos Aquatic Club | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 1036 | Rose Griffis | 44.29 | 10 | BB Min | A: 42.79 (+1.50s | 3.4%) | West Florida Lightning Aquatic | 09/19/2025 | Kiefer Speedo Fall Invitational | |
| 1037 | Ellie Mong | 44.30 | 10 | BB Min | A: 42.79 (+1.51s | 3.4%) | Webbs Tornadoes Swim Team | 05/15/2026 | 2026 NE CCSC Medley Mayhem At Sandwich High | |
| 1038 | Claire Kanallakan | 44.30 | 10 | BB Min | A: 42.79 (+1.51s | 3.4%) | Denver Triton Swim Team | 02/01/2026 | 2026 CO FORM February Freeze | |
| 1039 | Fern Bergland | 44.30 | 9 | BB Min | A: 42.79 (+1.51s | 3.4%) | Rogue Rapids | 12/12/2025 | 2025 TEAM Winter Invitational | |
| 1040 | Milena Bochynska | 44.30 | 10 | BB Min | A: 42.79 (+1.51s | 3.4%) | North Carolina Aquatic Club | 03/14/2026 | 2026 MOR Reagan Martin Rocks Swim Meet | |
| 1041 | Violet Gumina | 44.31 | 10 | BB Min | A: 42.79 (+1.52s | 3.4%) | Egra Waves | 03/07/2026 | 2026 Lake Michigan Regional Meet | |
| 1042 | Madelyn Chang | 44.31 | 10 | BB Min | A: 42.79 (+1.52s | 3.4%) | Porter Valley Polar Bears | 12/19/2025 | 2025 SI Winter Age Group Championships | |
| 1043 | Hadassah Tanner | 44.31 | 10 | BB Min | A: 42.79 (+1.52s | 3.4%) | Columbia Aquatics Association | 12/04/2025 | 2025 Sport Fair Winter Classic | |
| 1044 | Emerson Gerhart | 44.31 | 10 | BB Min | A: 42.79 (+1.52s | 3.4%) | Huntsville Swim Association | 01/16/2026 | 2026 HSA TYR Invitational | |
| 1045 | Maya Perez | 44.32 | 10 | BB Min | A: 42.79 (+1.53s | 3.5%) | Beach Cities Alpha | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 1046 | Emily Torres | 44.32 | 10 | BB Min | A: 42.79 (+1.53s | 3.5%) | Swim Excellence Academy | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 1047 | Avery Bacci | 44.32 | 9 | BB Min | A: 42.79 (+1.53s | 3.5%) | Seattle Metropolitan Aquatic C | 02/27/2026 | 2026 PN February AGI, Div 1 Approved | |
| 1048 | Alexa Rodde | 44.32 | 10 | BB Min | A: 42.79 (+1.53s | 3.5%) | Burlingame Aquatics | 12/04/2025 | 2025 Holiday Swim Festival | |
| 1049 | Addison Strausser | 44.32 | 9 | BB Min | A: 42.79 (+1.53s | 3.5%) | Area Tallahassee Aquatic Club | 01/16/2026 | 2026 GPAC Winter Invitational | |
| 1050 | Yuli Matsuoka-Motegi | 44.32 | 10 | BB Min | A: 42.79 (+1.53s | 3.5%) | Commonwealth Swimming | 06/26/2026 | 2026 NE CS Summer Classic | |
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.