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 | |
|---|---|---|---|---|---|---|---|---|---|
| 5251 | Rebecca Mergentheimer | 48.28 | 10 | B Min | BB: 42.69 (+5.59s | 11.6%) | Sea Dragon Aquatics | 12/05/2025 | 2025 Sea Dragon Aquatics Frosty Freeze | |
| 5252 | Emery Souchock | 48.28 | 9 | B Min | BB: 42.69 (+5.59s | 11.6%) | Saline Swim Team | 02/06/2026 | SST Snowstorm Splash | |
| 5253 | Rida Kaur | 48.29 | 10 | B Min | BB: 42.69 (+5.60s | 11.6%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 5254 | Isabella Xing | 48.29 | 8 | B Min | BB: 42.69 (+5.60s | 11.6%) | Olympus Aquatics | 12/29/2025 | 60th Holiday Open 2025 C Meet | |
| 5255 | Hadlie Heale | 48.29 | 8 | B Min | BB: 42.69 (+5.60s | 11.6%) | Atlantic Coast Athletic Club | 02/07/2026 | SW District 8 Under Championship | |
| 5256 | Maggie Sens | 48.30 | 7 | B Min | BB: 42.69 (+5.61s | 11.6%) | Mako Swim Team | 02/20/2026 | 2026 OH WAVE SC Regional Championships | |
| 5257 | Zoe Friemel | 48.30 | 9 | B Min | BB: 42.69 (+5.61s | 11.6%) | Austin Swim Club | 09/13/2025 | 2025 ST ASC Sprint Meet | |
| 5258 | Dolly Stowell | 48.30 | 9 | B Min | BB: 42.69 (+5.61s | 11.6%) | Voltage Aquatics | 10/25/2025 | Spook Splash 2025 | |
| 5259 | Maeve Herbst | 48.30 | 9 | B Min | BB: 42.69 (+5.61s | 11.6%) | FireFish Swim Team | 03/13/2026 | 2026 NE NSSC NE Cup Championship | |
| 5260 | Savannah Lipa | 48.30 | 9 | B Min | BB: 42.69 (+5.61s | 11.6%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 10/26/2025 | Lisa Ferris Fall Festival Time Trial 2025 | |
| 5261 | Charlotte Muller | 48.30 | 10 | B Min | BB: 42.69 (+5.61s | 11.6%) | Bellevue Club Swim Team | 03/06/2026 | 2026 BBST Seize The Day Invitational | |
| 5262 | Rose Phinney | 48.30 | 9 | B Min | BB: 42.69 (+5.61s | 11.6%) | Middlebury Aquatics Club | 01/11/2026 | 2026 NE CVSC Pentathlon 01 11 26 | |
| 5263 | Liliana McPhail | 48.31 | 9 | B Min | BB: 42.69 (+5.62s | 11.6%) | YMCA of the Triangle Area Swim | 01/23/2026 | GCY Winter Meet 2026 | |
| 5264 | Arizona Treon | 48.31 | 10 | B Min | BB: 42.69 (+5.62s | 11.6%) | Sarasota Sharks | 11/07/2025 | 2025 SYS Turkey Meet | |
| 5265 | Avari Lee | 48.31 | 9 | B Min | BB: 42.69 (+5.62s | 11.6%) | Stingrays Swim Team | 01/10/2026 | 2026 RAYS Jeff Rouse Invitational | |
| 5266 | Molly Salzler | 48.31 | 9 | B Min | BB: 42.69 (+5.62s | 11.6%) | Commonwealth Swimming | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 5267 | Abigail Shih | 48.31 | 9 | B Min | BB: 42.69 (+5.62s | 11.6%) | Bend Swim Club | 02/14/2026 | 2026 Bend Swim Club Valentines Invitational | |
| 5268 | Tenzin Choeyang | 48.31 | 10 | B Min | BB: 42.69 (+5.62s | 11.6%) | Qns Aquatic Club | 11/22/2025 | 2025 MR QNS Protect Ya Turkey Neck Invite | |
| 5269 | Tova Johnson | 48.31 | 9 | B Min | BB: 42.69 (+5.62s | 11.6%) | St Croix Swim Club | 11/21/2025 | 2025 MN STRM 4th Annual Movember Invite | |
| 5270 | Raegan Seib | 48.31 | 10 | B Min | BB: 42.69 (+5.62s | 11.6%) | Alamo Area Aquatic Association | 11/22/2025 | 2025 Harvest Hustle | |
| 5271 | Madison Kantaros | 48.32 | 9 | B Min | BB: 42.69 (+5.63s | 11.7%) | YMCA of Metro North Tritons | 12/05/2025 | 2025 NE YNS Reid Sacco Prelims Finals Invite | |
| 5272 | Lorraine Wong | 48.32 | 10 | B Min | BB: 42.69 (+5.63s | 11.7%) | Burlingame Aquatics | 03/07/2026 | BAC Race To AGCs | |
| 5273 | Reese Lintker | 48.33 | 8 | B Min | BB: 42.69 (+5.64s | 11.7%) | Sprc Stingrays | 03/21/2026 | 2026 Maryland 8 Under Championship Meet | |
| 5274 | Evie Angle | 48.33 | 9 | B Min | BB: 42.69 (+5.64s | 11.7%) | SwimRVA | 10/24/2025 | NOVA Halloween Haunt | |
| 5275 | Adelynn Zaker | 48.33 | 9 | B Min | BB: 42.69 (+5.64s | 11.7%) | Millard Aquatic Club | 11/22/2025 | 2025 MW HLA Goggle Gobble | |
| 5276 | Emerson Mars | 48.33 | 8 | B Min | BB: 42.69 (+5.64s | 11.7%) | Asphalt Green Unified Aquatics | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
| 5277 | Gwynevieve Geil | 48.33 | 10 | B Min | BB: 42.69 (+5.64s | 11.7%) | YMCA of the North Shore Sharks | 01/24/2026 | 2026 NE NSSC Snowman Sprints | |
| 5278 | Nora Xu | 48.33 | 8 | B Min | BB: 42.69 (+5.64s | 11.7%) | Shawmut Aquatic Club | 01/16/2026 | 2026 NE SAC Bronze Championships | |
| 5279 | Sybi Kurz | 48.33 | 8 | B Min | BB: 42.69 (+5.64s | 11.7%) | Aquatic Team Of Mecklenburg | 03/20/2026 | 2026 BRSL Championships | |
| 5280 | Madilynn Rosenbauer | 48.33 | 9 | B Min | BB: 42.69 (+5.64s | 11.7%) | Southwest Stars Swim Club | 02/28/2026 | 2026 Spring Area 2 Championships | |
| 5281 | Haydrianna Tran | 48.34 | 10 | B Min | BB: 42.69 (+5.65s | 11.7%) | King Aquatic Club | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | |
| 5282 | Elena Hamed | 48.35 | 9 | B Min | BB: 42.69 (+5.66s | 11.7%) | Lone Star Aquatic Club | 12/05/2025 | 2025 ST LSAC 5th Annual Graceland | |
| 5283 | Kylee Smith | 48.35 | 10 | B Min | BB: 42.69 (+5.66s | 11.7%) | Tnt Swimming | 02/13/2026 | 2026 SES Region 4 Championships | |
| 5284 | Anneli Rapkin | 48.35 | 8 | B Min | BB: 42.69 (+5.66s | 11.7%) | Omni Otters Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 5285 | Sullivan David | 48.35 | 9 | B Min | BB: 42.69 (+5.66s | 11.7%) | Lakeshore Swim Club | 02/19/2026 | 2026 OH Cleveland SC Regional Championships | |
| 5286 | Mia Wolf | 48.36 | 10 | B Min | BB: 42.69 (+5.67s | 11.7%) | YMCA OF Western North Carolina | 03/06/2026 | Jon Jolley GYSSA 2026 | |
| 5287 | Baileigh Martin | 48.36 | 9 | B Min | BB: 42.69 (+5.67s | 11.7%) | Northglenn Fusion Swim Club | 02/13/2026 | 2026 CO Loveland Last Chance Sweetheart Meet | |
| 5288 | Iyla Bohan | 48.36 | 9 | B Min | BB: 42.69 (+5.67s | 11.7%) | FireFish Swim Team | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 5289 | Mingyang Oswald | 48.36 | 10 | B Min | BB: 42.69 (+5.67s | 11.7%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 5290 | Kathryn Dobbins | 48.36 | 10 | B Min | BB: 42.69 (+5.67s | 11.7%) | Hurricanes Swim Team | 10/04/2025 | 2025 MN HURR Fall Intrasquad | |
| 5291 | Grace Nichols | 48.36 | 10 | B Min | BB: 42.69 (+5.67s | 11.7%) | Blue Wave Swimming | 07/25/2025 | 2025 Summer Area 3 Championships | |
| 5292 | Michaela Smurdon | 48.36 | 10 | B Min | BB: 42.69 (+5.67s | 11.7%) | Hydro Swim Club | 01/31/2025 | Hydro Winter Open | |
| 5293 | Charlotte Haynes | 48.36 | 10 | B Min | BB: 42.69 (+5.67s | 11.7%) | Pierre Swim Team | 01/30/2026 | 2026 SD Capital City Qualifier | |
| 5294 | Laila Shepard | 48.36 | 10 | B Min | BB: 42.69 (+5.67s | 11.7%) | Cincinnati Aquatic Club | 02/19/2026 | 2026 OH CM SC Regional Championships | |
| 5295 | Gigi Szumigale | 48.36 | 10 | B Min | BB: 42.69 (+5.67s | 11.7%) | Peninsula Wave Riders Swimming | 02/19/2026 | 2026 OH Cleveland SC Regional Championships | |
| 5296 | Eleanor Silver | 48.36 | 10 | B Min | BB: 42.69 (+5.67s | 11.7%) | York Swim Club of Northern Vir | 01/17/2026 | PVS January Open 2026 PWCS | |
| 5297 | Lillian Escaloni | 48.37 | 10 | B Min | BB: 42.69 (+5.68s | 11.7%) | Texas Elite Swim Team | 02/21/2025 | 2025 Gulf 12 Under Champs (DADS) | |
| 5298 | Willa Badlam | 48.37 | 10 | B Min | BB: 42.69 (+5.68s | 11.7%) | Nation\\\\\\'s Capital Swim Club | 11/14/2025 | 2025 PV November Open Dulles South | |
| 5299 | Thea Hiller | 48.37 | 10 | B Min | BB: 42.69 (+5.68s | 11.7%) | Prince William Swim Club | 12/04/2025 | 14th Annual Swim Tri Speedo Winter Champs | |
| 5300 | Edith Kozaczek | 48.37 | 9 | B Min | BB: 42.69 (+5.68s | 11.7%) | Naval Academy Aquatic Club | 02/14/2026 | EST Vs NAAC Dual Meet | |
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.