USA Girls 10 & under - 50 Y Back
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 5051 | Aviana Sajuthi-Leach | 44.46 | 8 | B Min | BB: 43.29 (+1.17s | 2.6%) | Bay Club Panthers | 10/25/2025 | TYR BAC SPOOKY FALL CLASSIC | |
| 5052 | Lorelai Rees | 44.46 | 10 | B Min | BB: 43.29 (+1.17s | 2.6%) | Nation\\\\\\'s Capital Swim Club | 03/21/2026 | 2026 MAKO SPRING FLING | |
| 5053 | Isabelle Szymanowski | 44.46 | 10 | B Min | BB: 43.29 (+1.17s | 2.6%) | Dart Swimming | 02/13/2026 | 2026 Neptune Swimming Invitational | |
| 5054 | Harper Franciscovich | 44.46 | 10 | B Min | BB: 43.29 (+1.17s | 2.6%) | Frederick Area Swim Team | 03/13/2026 | 2026 Speedo Maryland Junior Championship Si | |
| 5055 | Emersyn Green | 44.46 | 9 | B Min | BB: 43.29 (+1.17s | 2.6%) | City of Mobile Swim Associatio | 02/13/2026 | 2026 SES Region 4 Championships | |
| 5056 | Meredith Ranes | 44.46 | 10 | B Min | BB: 43.29 (+1.17s | 2.6%) | Gold Medal Swim Club | 02/14/2025 | 33rd Annual Lost Dutchman Invitational | |
| 5057 | Stella Klopper | 44.46 | 9 | B Min | BB: 43.29 (+1.17s | 2.6%) | Siouxland Wave Aquatic Team | 01/31/2026 | 2026 MW SCH Lorna Moss Winter Splash | |
| 5058 | Nikki Henderson | 44.47 | 10 | B Min | BB: 43.29 (+1.18s | 2.7%) | Maverick Aquatics | 01/24/2026 | 2026 CO Montrose Marlins Polar Plunge | |
| 5059 | Brielle Hristov | 44.47 | 9 | B Min | BB: 43.29 (+1.18s | 2.7%) | YMCA of Greater Nashua Storm | 01/24/2026 | 2026 NE GYT Northern NE District | |
| 5060 | Gabriela Briceno Gamboa | 44.47 | 9 | B Min | BB: 43.29 (+1.18s | 2.7%) | Cascadia Swimming | 12/12/2025 | 2025 OR TTSC Holiday Invitational Meet | |
| 5061 | Anna Burton | 44.47 | 10 | B Min | BB: 43.29 (+1.18s | 2.7%) | Central Minnesota Aquatics | 02/27/2026 | 2026 MN MTKA Minnesota Regional Championship | |
| 5062 | Cordelia Allen | 44.47 | 9 | B Min | BB: 43.29 (+1.18s | 2.7%) | Utah Valley Aquatics | 12/13/2025 | 2025 UTAH Winter Classic | |
| 5063 | Keira Connell | 44.47 | 8 | B Min | BB: 43.29 (+1.18s | 2.7%) | Quicksilver Swimming | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 5064 | Hartley Butler | 44.47 | 9 | B Min | BB: 43.29 (+1.18s | 2.7%) | University Place Aquatic Club | 02/13/2026 | 2026 PN UPAC 4th Annual Feb Fly In Approved | |
| 5065 | Reese Webley | 44.47 | 10 | B Min | BB: 43.29 (+1.18s | 2.7%) | Chinook Aquatic Club | 03/01/2025 | 2025 PN C March Madness | |
| 5066 | Eimear Erickson | 44.47 | 10 | B Min | BB: 43.29 (+1.18s | 2.7%) | Bend | 02/14/2025 | 2025 OR HS 5a 4 | |
| 5067 | Gwendolyn Clark | 44.47 | 10 | B Min | BB: 43.29 (+1.18s | 2.7%) | Lenawee County Gators | 02/21/2026 | 2026 Michigan YMCA Clusters Championship | |
| 5068 | Isabella Karp | 44.47 | 7 | B Min | BB: 43.29 (+1.18s | 2.7%) | North Baltimore Aquatic Club | 03/21/2026 | 2026 Maryland 8 Under Championship Meet | |
| 5069 | Logan Dunn | 44.48 | 10 | B Min | BB: 43.29 (+1.19s | 2.7%) | Beaches Quicksilver | 02/20/2026 | 2026 Area 1 Spring Championships | |
| 5070 | Elinor Kim | 44.48 | 10 | B Min | BB: 43.29 (+1.19s | 2.7%) | Hydro-sonic Tiburones | 02/01/2026 | 2026 Little Blue Penguin Pentathlon | |
| 5071 | Stella Chen | 44.48 | 10 | B Min | BB: 43.29 (+1.19s | 2.7%) | South Shore YMCA Strypers | 12/05/2025 | 2025 NE YNS Reid Sacco Prelims Finals Invite | |
| 5072 | Aila Panaggio Vilca | 44.48 | 10 | B Min | BB: 43.29 (+1.19s | 2.7%) | Grand Rapids Aquatics | 03/07/2026 | 2026 Lake Michigan Regional Meet | |
| 5073 | Amelia Rein | 44.49 | 10 | B Min | BB: 43.29 (+1.20s | 2.7%) | Carolina Aquatic Team | 01/09/2026 | 2026 CAT Frozen Frenzy | |
| 5074 | Chiho Kihara | 44.49 | 9 | B Min | BB: 43.29 (+1.20s | 2.7%) | South Florida Aquatic Club | 02/06/2026 | Friendship Meet 2026 | |
| 5075 | Emerson Parks | 44.49 | 9 | B Min | BB: 43.29 (+1.20s | 2.7%) | Unattached | 02/20/2026 | 2026 Area 1 Spring Championships | |
| 5076 | Olivia Ouweneel | 44.49 | 9 | B Min | BB: 43.29 (+1.20s | 2.7%) | Lake Country Swim Team | 01/10/2025 | 2025 MN FOXJ Winter Classic | |
| 5077 | Luna Orcutt-Pinazo | 44.49 | 10 | B Min | BB: 43.29 (+1.20s | 2.7%) | Swim Fort Lauderdale | 11/01/2025 | Piranhas Turkey Classic 2025 | |
| 5078 | Ira Singh | 44.49 | 8 | B Min | BB: 43.29 (+1.20s | 2.7%) | Unattached | 11/14/2025 | 2025 NECRA Nov Distance Specialty Meet Co | |
| 5079 | Lillian Zhao | 44.49 | 9 | B Min | BB: 43.29 (+1.20s | 2.7%) | Cascadia Swimming | 02/15/2026 | 2026 OR CB Valentine Last Chance Invitational | |
| 5080 | Amelia Liew | 44.50 | 10 | B Min | BB: 43.29 (+1.21s | 2.7%) | North Coast Aquatics | 11/08/2025 | HSA All Ages NTS | |
| 5081 | Avery Lao | 44.50 | 10 | B Min | BB: 43.29 (+1.21s | 2.7%) | Nitro Swimming | 10/26/2025 | 2025 ST TXLA 10 U Fall Kick Off | |
| 5082 | Evangelina Sazonova | 44.50 | 10 | B Min | BB: 43.29 (+1.21s | 2.7%) | Florida Elite Swimming | 02/27/2026 | 2026 Spring Area 3 Championships | |
| 5083 | Evalyn Harstad | 44.50 | 9 | B Min | BB: 43.29 (+1.21s | 2.7%) | Red Wing Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 5084 | Laela Augustin | 44.50 | 9 | B Min | BB: 43.29 (+1.21s | 2.7%) | Cross Island YMCA Barracudas | 11/28/2025 | 2025 MR LIE Thanksgiving Invitational | |
| 5085 | Ella Yang | 44.50 | 9 | B Min | BB: 43.29 (+1.21s | 2.7%) | Tualatin Hills Swim Club | 11/07/2025 | 2025 THSC November Open | |
| 5086 | Joyce Qi | 44.50 | 9 | B Min | BB: 43.29 (+1.21s | 2.7%) | Rockville Montgomery Swim Club | 10/17/2025 | 2025 RMSC October Kick Off Classic | |
| 5087 | Sarah Robidoux | 44.51 | 10 | B Min | BB: 43.29 (+1.22s | 2.7%) | Storrs Aquatics | 03/20/2026 | 2026 NE NSSC March Madness At MIT | |
| 5088 | Selene Draper Alemany | 44.51 | 9 | B Min | BB: 43.29 (+1.22s | 2.7%) | Legacy Aquatics | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 5089 | Harper Sova | 44.51 | 9 | B Min | BB: 43.29 (+1.22s | 2.7%) | Charlotte County Swimming | 02/21/2026 | CCS Last Chance Meet Feb 2026 | |
| 5090 | Simone Henry | 44.51 | 8 | B Min | BB: 43.29 (+1.22s | 2.7%) | DC Dept Of Parks and Recreatio | 02/13/2026 | 39th Black History Swim Meet | |
| 5091 | Charlize Witwer | 44.51 | 10 | B Min | BB: 43.29 (+1.22s | 2.7%) | YMCA of the Triangle Area Swim | 01/17/2026 | 2026 YBAC Blizzard Invitational | |
| 5092 | Adyson Willamowski | 44.51 | 7 | B Min | BB: 43.29 (+1.22s | 2.7%) | Lima Family YMCA Swim Team | 02/20/2026 | 2026 OH WAVE SC Regional Championships | |
| 5093 | Madeline Walseth | 44.51 | 9 | B Min | BB: 43.29 (+1.22s | 2.7%) | Rancho San Dieguito | 02/21/2026 | 2026 SI JBST Age Group Champs Max | |
| 5094 | Charlie Bures | 44.51 | 9 | B Min | BB: 43.29 (+1.22s | 2.7%) | Sioux Falls Swim Team | 01/23/2026 | SFST SD 2026 January Invite | |
| 5095 | Alana San Pedro | 44.52 | 9 | B Min | BB: 43.29 (+1.23s | 2.8%) | South Bay Aquatics | 03/07/2025 | 2025 SI 14U AGE GRP CHAMPIONSHIPS | |
| 5096 | Carlee Evans | 44.52 | 9 | B Min | BB: 43.29 (+1.23s | 2.8%) | Old Dominion Aquatic Club | 01/10/2026 | ODAC January 2026 Rising Stars Meet | |
| 5097 | Klaudia Dyszkiewicz | 44.52 | 9 | B Min | BB: 43.29 (+1.23s | 2.8%) | Aquatic Team Of Mecklenburg | 03/20/2026 | 2026 BRSL Championships | |
| 5098 | Isla Brown | 44.52 | 10 | B Min | BB: 43.29 (+1.23s | 2.8%) | North Coast Aquatics | 03/15/2025 | 2025 SI JBST NTS All Ages | |
| 5099 | Beatrix Rosenberg | 44.52 | 10 | B Min | BB: 43.29 (+1.23s | 2.8%) | Jbarracudas Swim Team | 12/19/2025 | 2025 SI Winter Age Group Championships | |
| 5100 | Nina Holsman | 44.52 | 9 | B Min | BB: 43.29 (+1.23s | 2.8%) | Montclair Swim Team | 11/15/2025 | NVST Swimming Into Fall 2025 | |
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.