USA Girls 10 & under - 50 Y Fly
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1751 | Kylie O'Brien | 39.39 | 10 | BB Min | A: 36.99 (+2.40s | 6.1%) | York Swim Club of Northern Vir | 03/20/2026 | March Madness 2026 | |
| 1752 | Evalyn Rouse | 39.40 | 9 | BB Min | A: 36.99 (+2.41s | 6.1%) | Green Bay Swim Club | 03/29/2025 | 2025 MN MYAS Midwest Regional Swim Meet | |
| 1753 | Lainey Long | 39.41 | 10 | BB Min | A: 36.99 (+2.42s | 6.1%) | Stingrays Swim Team | 01/10/2026 | 2026 RAYS Jeff Rouse Invitational | |
| 1754 | Akira Santillan | 39.41 | 10 | BB Min | A: 36.99 (+2.42s | 6.1%) | Unattached | 12/20/2024 | 2024 Gulf Fall Champs (ESCA AMBU) | |
| 1755 | Wallis Mahn | 39.41 | 8 | BB Min | A: 36.99 (+2.42s | 6.1%) | Red Wing Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 1756 | Emma Moreno | 39.42 | 10 | BB Min | A: 36.99 (+2.43s | 6.2%) | Rockville Montgomery Swim Club | 01/16/2026 | 2026 RMSC January Intrasquad Meet | |
| 1757 | Peyton McDonald | 39.42 | 9 | BB Min | A: 36.99 (+2.43s | 6.2%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 11/22/2025 | 2025 Royal Fall Cup | |
| 1758 | Julia LaDuc | 39.42 | 10 | BB Min | A: 36.99 (+2.43s | 6.2%) | Longhorn Aquatics | 02/06/2026 | 2026 ST AQTX STX Champs North | |
| 1759 | Khaleesi Cheung | 39.42 | 10 | BB Min | A: 36.99 (+2.43s | 6.2%) | Life Time Arizona Swim Team | 02/13/2026 | 34th Annual Lost Dutchman Invitational | |
| 1760 | Rita Shatokhina | 39.42 | 10 | BB Min | A: 36.99 (+2.43s | 6.2%) | New Albany Aquatic Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 1761 | Cecilia Bombassaro Vairo | 39.43 | 10 | BB Min | A: 36.99 (+2.44s | 6.2%) | Rochester Swim Club | 02/27/2026 | 2026 MN RSC Minnesota Regional Championship | |
| 1762 | Livia Alsina | 39.43 | 10 | BB Min | A: 36.99 (+2.44s | 6.2%) | Rockville Montgomery Swim Club | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 1763 | Hazel Allen | 39.43 | 10 | BB Min | A: 36.99 (+2.44s | 6.2%) | Manta Rays | 03/27/2026 | 2026 MR Bronze Championships Central KBM | |
| 1764 | Annabelle Buchner | 39.43 | 10 | BB Min | A: 36.99 (+2.44s | 6.2%) | Huntington YMCA Bluefish | 02/20/2026 | 2026 MR Silvers Championship South HAUP | |
| 1765 | Julia Evans | 39.43 | 10 | BB Min | A: 36.99 (+2.44s | 6.2%) | Hydra Aquatics | 03/12/2026 | 2026 OH SC Junior Championships | |
| 1766 | Isabella Tringali | 39.43 | 9 | BB Min | A: 36.99 (+2.44s | 6.2%) | Tac Titans | 03/25/2026 | 2026 TAC TITANS Tarheel States Meet | |
| 1767 | Remi Best | 39.44 | 9 | BB Min | A: 36.99 (+2.45s | 6.2%) | Columbia Aquatics Association | 10/18/2025 | CAA Early Season Mini Mid Distance Meet | |
| 1768 | Claire Cao | 39.44 | 9 | BB Min | A: 36.99 (+2.45s | 6.2%) | Badger Swim Club,Inc. | 02/20/2026 | 2026 MR Metro Silver Central Champs WEST | |
| 1769 | Kanami Krempasky | 39.44 | 10 | BB Min | A: 36.99 (+2.45s | 6.2%) | Sandy | 02/13/2026 | 2026 OR HS 6A 4 | |
| 1770 | Madison Gailliard | 39.44 | 10 | BB Min | A: 36.99 (+2.45s | 6.2%) | Razor Aquatics | 03/07/2026 | 2026 Lake Erie Regional Meet | |
| 1771 | Addison Odell | 39.44 | 10 | BB Min | A: 36.99 (+2.45s | 6.2%) | Saluki Swim Club | 01/16/2026 | 2026 Gabrielle Rose Tiger Classic | |
| 1772 | Rosalee Wertz | 39.44 | 10 | BB Min | A: 36.99 (+2.45s | 6.2%) | New Wave Swim Team | 12/13/2025 | 2025 Ugly Sweater Meet | |
| 1773 | Margaret Norris | 39.45 | 10 | BB Min | A: 36.99 (+2.46s | 6.2%) | Upper Main Line YMCA | 12/11/2025 | 2025 East Coast WinterFest | |
| 1774 | Sayaka Brown | 39.45 | 10 | BB Min | A: 36.99 (+2.46s | 6.2%) | Upper Valley Aquatic Club | 03/01/2026 | 2026 NE UVAC 14 And Under Pentathlon | |
| 1775 | Charlotte Finley | 39.46 | 9 | BB Min | A: 36.99 (+2.47s | 6.3%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 03/07/2026 | 2026 Lake Huron Regional Meet | |
| 1776 | Izabella Jaynes | 39.46 | 9 | BB Min | A: 36.99 (+2.47s | 6.3%) | Univ. of Denver Hilltoppers | 03/06/2026 | 2026 CO 14 U Silver State | |
| 1777 | Kayla Davis | 39.46 | 9 | BB Min | A: 36.99 (+2.47s | 6.3%) | Fox Swim Club | 03/13/2026 | 2026 Speedo Maryland Junior Championship Si | |
| 1778 | Ningxi Huang | 39.47 | 10 | BB Min | A: 36.99 (+2.48s | 6.3%) | Aquajets Swim Team | 02/27/2026 | 2026 MN MTKA Minnesota Regional Championship | |
| 1779 | Emily Georgieva | 39.47 | 9 | BB Min | A: 36.99 (+2.48s | 6.3%) | Excel Aquatics | 01/16/2026 | 2026 TYR Mardi Gras Invite | |
| 1780 | Zoe York | 39.47 | 10 | BB Min | A: 36.99 (+2.48s | 6.3%) | Sailfish Aquatics | 12/05/2025 | ATOM Winter Invite 2025 | |
| 1781 | Julia Hong | 39.48 | 9 | BB Min | A: 36.99 (+2.49s | 6.3%) | Foxjets Swim Team | 01/30/2026 | 2026 MN MTKA TYR Team Challenge | |
| 1782 | Avery Case | 39.48 | 8 | BB Min | A: 36.99 (+2.49s | 6.3%) | North Coast Aquatics | 03/06/2026 | 2026 SI 14U AGE GRP CHAMPIONSHIPS | |
| 1783 | Audrey Tong | 39.48 | 9 | BB Min | A: 36.99 (+2.49s | 6.3%) | Asphalt Green Unified Aquatics | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 1784 | Triniti Coats | 39.48 | 10 | BB Min | A: 36.99 (+2.49s | 6.3%) | Tiger Shark of Texas | 11/07/2025 | 2025 ST SCY Surge Shark Sizzler | |
| 1785 | Lexington Daw | 39.48 | 10 | BB Min | A: 36.99 (+2.49s | 6.3%) | Mecklenburg Swim Association | 02/07/2026 | MSA IM Tough Meet 2026 | |
| 1786 | Catalina Bernal | 39.49 | 10 | BB Min | A: 36.99 (+2.50s | 6.3%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 1787 | Charlotte Hoyos | 39.49 | 9 | BB Min | A: 36.99 (+2.50s | 6.3%) | Pine Crest Swimming | 02/20/2026 | 2026 FG SCY BB Championships (NORTH) | |
| 1788 | Lacy Duval | 39.49 | 10 | BB Min | A: 36.99 (+2.50s | 6.3%) | Legacy Aquatics | 11/14/2025 | 2025 NECRA Nov Distance Specialty Meet Co | |
| 1789 | Rigby Collier | 39.49 | 10 | BB Min | A: 36.99 (+2.50s | 6.3%) | Piedmont Aquatic Club | 03/20/2026 | 2026 BRSL Championships | |
| 1790 | Margaret Mariscalco | 39.49 | 9 | BB Min | A: 36.99 (+2.50s | 6.3%) | SwimRVA | 01/24/2026 | 2026 WAC Mike Willard Polar Plunge | |
| 1791 | Eleanor Byrne | 39.50 | 9 | BB Min | A: 36.99 (+2.51s | 6.4%) | Lincoln Select Swimming | 01/24/2026 | 2026 MW LSS Winterfest | |
| 1792 | Karina Ruano | 39.51 | 10 | BB Min | A: 36.99 (+2.52s | 6.4%) | Bellingham Bay Swim Team | 03/06/2026 | 2026 BBST Seize The Day Invitational | |
| 1793 | Ivy Uyeda | 39.51 | 9 | BB Min | A: 36.99 (+2.52s | 6.4%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 12/06/2025 | SLA Holiday Blast | |
| 1794 | Lucy Cernoch | 39.51 | 10 | BB Min | A: 36.99 (+2.52s | 6.4%) | Aces Swim Club | 03/06/2026 | 2026 CO 14 U Silver State | |
| 1795 | Emily Gramer | 39.51 | 10 | BB Min | A: 36.99 (+2.52s | 6.4%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 1796 | Anj Messersmith | 39.52 | 9 | BB Min | A: 36.99 (+2.53s | 6.4%) | Island Aquatics | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 1797 | Elizabeth McReynolds | 39.53 | 10 | BB Min | A: 36.99 (+2.54s | 6.4%) | Dads Club Swim Team | 12/20/2024 | 2024 Gulf Fall Champs (ESCA AMBU) | |
| 1798 | Kylie Iino | 39.53 | 8 | BB Min | A: 36.99 (+2.54s | 6.4%) | South Florida Aquatic Club | 02/20/2026 | 2026 FG SCY BB Championships SOUTH | |
| 1799 | Aria Colin | 39.53 | 9 | BB Min | A: 36.99 (+2.54s | 6.4%) | Sarasota Tsunami Swim Team | 10/11/2025 | 2025 OCTOBERFEST SWIM MEET | |
| 1800 | Olivia Strauss | 39.53 | 9 | BB Min | A: 36.99 (+2.54s | 6.4%) | Prince William Swim Club | 02/13/2026 | 2026 Northern District 12 Under Championship | |
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.