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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1701 | Julie Dong | 45.24 | 9 | BB Min | A: 42.79 (+2.45s | 5.4%) | Wave Aquatics | 01/24/2026 | 2026 PN WAVE Winter Invitational Approved | |
| 1702 | Finley Bruns | 45.24 | 10 | BB Min | A: 42.79 (+2.45s | 5.4%) | The Woodlands Swim Team | 02/21/2025 | MAC Hosted 2025 Gulf 12 Under Champs | |
| 1703 | Kiko Kurata | 45.25 | 10 | BB Min | A: 42.79 (+2.46s | 5.4%) | Splash Aquatics | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 1704 | Olivia Du | 45.25 | 9 | BB Min | A: 42.79 (+2.46s | 5.4%) | West Coast Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div 3 Approved | |
| 1705 | Annie Sun | 45.26 | 10 | BB Min | A: 42.79 (+2.47s | 5.5%) | Tide Swimming | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 1706 | Kate Jones | 45.26 | 10 | BB Min | A: 42.79 (+2.47s | 5.5%) | Stingrays Swim Team | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 1707 | Ava Wei | 45.27 | 10 | BB Min | A: 42.79 (+2.48s | 5.5%) | Empire Swimming | 12/06/2025 | 2025 MR PAC 12 U Holiday Invitational | |
| 1708 | Skylar Weily | 45.27 | 10 | BB Min | A: 42.79 (+2.48s | 5.5%) | Worthington Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 1709 | Elena Ferraz de Toledo | 45.27 | 9 | BB Min | A: 42.79 (+2.48s | 5.5%) | South East Metro Sharks | 02/27/2026 | 2026 MN WEST Minnesota Regional Championship | |
| 1710 | Ellen Enenbach | 45.27 | 10 | BB Min | A: 42.79 (+2.48s | 5.5%) | Greater Omaha Aquatics Leopard | 02/20/2026 | 2026 MW Midwestern Age Group Short Course | |
| 1711 | Lula Rogers | 45.27 | 9 | BB Min | A: 42.79 (+2.48s | 5.5%) | Huntsville Swim Association | 02/20/2026 | 2026 SE Auburn Classic | |
| 1712 | Isabella Pulido | 45.28 | 10 | BB Min | A: 42.79 (+2.49s | 5.5%) | Blue Marlins Of Hialeah Garden | 02/20/2026 | 2026 FG SCY BB Championships SOUTH | |
| 1713 | Emerson Reynolds | 45.28 | 9 | BB Min | A: 42.79 (+2.49s | 5.5%) | Screaming Eagle Aquatics | 12/05/2025 | 2025 Holiday Classic | |
| 1714 | Olivia Ouweneel | 45.29 | 9 | BB Min | A: 42.79 (+2.50s | 5.5%) | Lake Country Swim Team | 01/09/2026 | 2026 MN FOXJ Winter Classic | |
| 1715 | Vivian Filipic | 45.29 | 10 | BB Min | A: 42.79 (+2.50s | 5.5%) | Albany Armada Aquatics | 02/07/2026 | 2026 PSL Super Finals Invitational | |
| 1716 | Tahomi Giani | 45.29 | 10 | BB Min | A: 42.79 (+2.50s | 5.5%) | Crimson Tide Aquatics | 11/07/2025 | 2025 SE BSL Cranberry Classic | |
| 1717 | Maisy Akos | 45.29 | 9 | BB Min | A: 42.79 (+2.50s | 5.5%) | Area Tallahassee Aquatic Club | 09/19/2025 | 2025 Tropic Like It S Hot Open | |
| 1718 | Phoebe Chia | 45.30 | 10 | BB Min | A: 42.79 (+2.51s | 5.5%) | Pacific Swim | 01/31/2026 | 2026 SBA All Ages NTS Meet | |
| 1719 | Emily Grimm | 45.30 | 10 | BB Min | A: 42.79 (+2.51s | 5.5%) | YMCA of Parkersburg Sharks | 01/17/2026 | Club Mountaineer January Age Group Winter Spl | |
| 1720 | Ruby Bissig | 45.30 | 10 | BB Min | A: 42.79 (+2.51s | 5.5%) | Grosse Pointe Gators | 10/31/2025 | 2025 Holland Fall Invite | |
| 1721 | Emily Swanson | 45.30 | 10 | BB Min | A: 42.79 (+2.51s | 5.5%) | Minnetonka Swim Club | 02/27/2026 | 2026 MN MTKA Minnesota Regional Championship | |
| 1722 | Raegan Berry | 45.31 | 9 | BB Min | A: 42.79 (+2.52s | 5.6%) | Flatiron Athletic Club | 03/13/2026 | Mile High Championship Invitational | |
| 1723 | Kate LaBelle | 45.31 | 9 | BB Min | A: 42.79 (+2.52s | 5.6%) | Motor City Aquatics | 11/08/2025 | Atlantis 2025 Fall Quack Tack Ular | |
| 1724 | Heidi Bialorucki | 45.32 | 10 | BB Min | A: 42.79 (+2.53s | 5.6%) | Old Dominion Aquatic Club | 12/11/2025 | 2025 East Coast WinterFest | |
| 1725 | Sasha Moshette | 45.32 | 10 | BB Min | A: 42.79 (+2.53s | 5.6%) | Nu Finmen Swimming | 02/20/2026 | 2026 MR Metro Silver Central Champs WEST | |
| 1726 | Carolin Parker | 45.32 | 10 | BB Min | A: 42.79 (+2.53s | 5.6%) | Long Island Aquatic Club | 11/16/2025 | 2025 MR LIAC Fall Festival Invitational | |
| 1727 | Sloane Sullivan | 45.32 | 10 | BB Min | A: 42.79 (+2.53s | 5.6%) | New Bedford YMCA Hurricanes | 03/13/2026 | 2026 Shawmut NE Cup Championship | |
| 1728 | Aviva Behm | 45.33 | 10 | BB Min | A: 42.79 (+2.54s | 5.6%) | Aquawolves Swimming | 03/06/2026 | 2026 CO 14 U Silver State | |
| 1729 | Piper Stock | 45.33 | 10 | BB Min | A: 42.79 (+2.54s | 5.6%) | Unattached | 04/11/2025 | 2025 Boys Girls Clubs National Swim Champs | |
| 1730 | Cora Luksic | 45.34 | 10 | BB Min | A: 42.79 (+2.55s | 5.6%) | Buckeye Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 1731 | Jaclyn Dixon | 45.34 | 10 | BB Min | A: 42.79 (+2.55s | 5.6%) | Unattached | 01/17/2026 | 2026 PN SMAC Winter Invitational Approved | |
| 1732 | Norma Capehart | 45.34 | 10 | BB Min | A: 42.79 (+2.55s | 5.6%) | Nova of Virginia | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 1733 | Melodie Yuen | 45.34 | 9 | BB Min | A: 42.79 (+2.55s | 5.6%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 1734 | Zadie Heimlich | 45.34 | 10 | BB Min | A: 42.79 (+2.55s | 5.6%) | Columbia Aquatics Association | 12/05/2025 | 2025 Christmas Championships | |
| 1735 | Rihanna Chopra | 45.35 | 10 | BB Min | A: 42.79 (+2.56s | 5.6%) | Pleasanton Seahawks | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 1736 | Alana Duffy | 45.35 | 10 | BB Min | A: 42.79 (+2.56s | 5.6%) | Punahou Aquatics Institute | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 1737 | Jordan Crance | 45.35 | 10 | BB Min | A: 42.79 (+2.56s | 5.6%) | Upper Valley Aquatic Club | 03/01/2026 | 2026 NE UVAC 14 And Under Pentathlon | |
| 1738 | Gianna Yurkschatt | 45.35 | 8 | BB Min | A: 42.79 (+2.56s | 5.6%) | SwimUnited | 03/12/2026 | 2026 OH SC Junior Championships | |
| 1739 | Mackenzie Enriquez | 45.35 | 10 | BB Min | A: 42.79 (+2.56s | 5.6%) | Swim Kauai Aquatics | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 1740 | Mae Molnar | 45.35 | 10 | BB Min | A: 42.79 (+2.56s | 5.6%) | Life Time Michigan Swim Team | 12/20/2025 | Life Time Michigan Candy Cane Classic | |
| 1741 | Bella Chen | 45.35 | 9 | BB Min | A: 42.79 (+2.56s | 5.6%) | Bellevue Club Swim Team | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 1742 | Olivia Wild | 45.36 | 10 | BB Min | A: 42.79 (+2.57s | 5.7%) | Bend Swim Club | 02/04/2026 | 2026 Bend Swim Club Intersquad Challenger | |
| 1743 | Esme Driedger | 45.36 | 10 | BB Min | A: 42.79 (+2.57s | 5.7%) | The Olympic Club | 03/28/2026 | SSS Shamrock Showdown CBA+ | |
| 1744 | Eleanor Welser | 45.36 | 10 | BB Min | A: 42.79 (+2.57s | 5.7%) | Greater Kalamazoo Crocs | 03/07/2026 | 2026 Lake Superior Regional Meet | |
| 1745 | Darcy Tanner | 45.36 | 9 | BB Min | A: 42.79 (+2.57s | 5.7%) | Layton Surfers | 10/24/2025 | SSC Witchy Waters 2025 | |
| 1746 | Alice Redd | 45.36 | 10 | BB Min | A: 42.79 (+2.57s | 5.7%) | North Coast Aquatics | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 1747 | Sloane Ashenfelter | 45.36 | 10 | BB Min | A: 42.79 (+2.57s | 5.7%) | Hudson Explorer Aquatic | 03/12/2026 | 2026 OH SC Junior Championships | |
| 1748 | Darcy Danisovszky | 45.37 | 9 | BB Min | A: 42.79 (+2.58s | 5.7%) | Spartan Aquatic Club | 02/20/2026 | 2026 Area 1 Spring Championships | |
| 1749 | Celeste Tabuenca | 45.37 | 10 | BB Min | A: 42.79 (+2.58s | 5.7%) | Nitro Swimming | 02/06/2026 | 2026 ST AQTX STX Champs North | |
| 1750 | Austin Lee | 45.38 | 8 | BB Min | A: 42.79 (+2.59s | 5.7%) | Unattached | 10/25/2025 | 2025 ST CCSS SC Unclassified | |
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.