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 | |
|---|---|---|---|---|---|---|---|---|---|
| 6401 | London Krupinski | 47.13 | 9 | B Min | BB: 43.29 (+3.84s | 8.1%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 03/07/2026 | 2026 Lake Huron Regional Meet | |
| 6402 | Maura Rojas | 47.13 | 10 | B Min | BB: 43.29 (+3.84s | 8.1%) | Team Charlotte Swimming | 01/04/2026 | 2026 Team Sailfish Dual Copied | |
| 6403 | Hazel Stephens | 47.13 | 8 | B Min | BB: 43.29 (+3.84s | 8.1%) | Middies Wave Ryders | 01/19/2026 | 2026 MR YMID MLK 8 Under Meet | |
| 6404 | Calysta Guerrieri | 47.13 | 10 | B Min | BB: 43.29 (+3.84s | 8.1%) | Patuxent Aquatics Club | 12/21/2025 | 2025 PAC 10 U Reindeer Games | |
| 6405 | Autumn Long | 47.13 | 10 | B Min | BB: 43.29 (+3.84s | 8.1%) | Alamo Area Aquatic Association | 02/24/2026 | 2026 ST AAAA NS End Of Season Race Nights | |
| 6406 | Frances Schmitter | 47.13 | 8 | B Min | BB: 43.29 (+3.84s | 8.1%) | MN Flyers Swim Team | 01/25/2026 | 2026 MN HURR January Invitational | |
| 6407 | Viola Johnson | 47.13 | 9 | B Min | BB: 43.29 (+3.84s | 8.1%) | Hastings Area Swim Team | 02/27/2026 | 2026 MN RSC Minnesota Regional Championship | |
| 6408 | Melia Reynolds | 47.14 | 10 | B Min | BB: 43.29 (+3.85s | 8.2%) | T2 Aquatics | 01/17/2025 | 2025 T2 Aquatics Naples Open | |
| 6409 | Amelia Tang | 47.14 | 10 | B Min | BB: 43.29 (+3.85s | 8.2%) | Millard Aquatic Club | 11/05/2025 | BLCK MW BT Block Party Sprint #1 | |
| 6410 | Candice Lei | 47.14 | 10 | B Min | BB: 43.29 (+3.85s | 8.2%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 6411 | Lucia Woronoff | 47.14 | 9 | B Min | BB: 43.29 (+3.85s | 8.2%) | Commonwealth Swimming | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 6412 | Amelia Yankovsky | 47.14 | 9 | B Min | BB: 43.29 (+3.85s | 8.2%) | Alto Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | |
| 6413 | Amelia Akers | 47.14 | 8 | B Min | BB: 43.29 (+3.85s | 8.2%) | New Wave Swim Team | 03/14/2026 | 2026 MOR Reagan Martin Rocks Swim Meet | |
| 6414 | Taylor Barr | 47.14 | 9 | B Min | BB: 43.29 (+3.85s | 8.2%) | Wasatch Front Fish Market | 12/13/2025 | SDAT Winter Pentathlon | |
| 6415 | Aurora Dallai | 47.14 | 10 | B Min | BB: 43.29 (+3.85s | 8.2%) | North Shore Swim Club | 06/06/2026 | 2026 NE NSSC June Invitational @ SJP | |
| 6416 | Luna Aktas | 47.14 | 8 | B Min | BB: 43.29 (+3.85s | 8.2%) | Olympic Cascade Aquatics | 01/24/2026 | 2026 PN PDST Winter Invitational Meet Approv | |
| 6417 | Aryahi Ojha | 47.15 | 9 | B Min | BB: 43.29 (+3.86s | 8.2%) | YMCA of Greater Nashua Storm | 03/20/2026 | 2026 NE ORO TSSA Champs | |
| 6418 | Samantha Nembhard | 47.15 | 10 | B Min | BB: 43.29 (+3.86s | 8.2%) | New Rochelle YMCA Sailfish Swi | 10/10/2025 | 2025 MR COND October Fall Festival | |
| 6419 | Naomi Chen | 47.15 | 8 | B Min | BB: 43.29 (+3.86s | 8.2%) | Streamline Aquatic Club | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | |
| 6420 | Anna Wingfield | 47.16 | 9 | B Min | BB: 43.29 (+3.87s | 8.2%) | Nova of Virginia | 12/05/2025 | NOVA December Dip | |
| 6421 | Norma Capehart | 47.16 | 10 | B Min | BB: 43.29 (+3.87s | 8.2%) | Nova of Virginia | 12/05/2025 | NOVA December Dip | |
| 6422 | Kara Sweet | 47.16 | 10 | B Min | BB: 43.29 (+3.87s | 8.2%) | Gold Coast Swim Team | 08/01/2025 | Big Kahuna 2025 | |
| 6423 | Louise Fleming | 47.16 | 9 | B Min | BB: 43.29 (+3.87s | 8.2%) | Tollefson Swimming | 01/17/2026 | PVS January Open 2026 Fairland | |
| 6424 | Lily Streiff | 47.16 | 10 | B Min | BB: 43.29 (+3.87s | 8.2%) | Old Colony YMCA - Narwhals | 02/28/2026 | 2026 NE KCY A SENECY LEAGUE CHAMPS | |
| 6425 | Ella Jasinski | 47.16 | 9 | B Min | BB: 43.29 (+3.87s | 8.2%) | Olympic Cascade Aquatics | 01/24/2026 | 2026 PN PDST Winter Invitational Meet Approv | |
| 6426 | Grace Spooner | 47.16 | 9 | B Min | BB: 43.29 (+3.87s | 8.2%) | Shawmut Aquatic Club | 01/16/2026 | 2026 NE SAC Bronze Championships | |
| 6427 | Emily Shuba | 47.16 | 9 | B Min | BB: 43.29 (+3.87s | 8.2%) | Empire Swimming | 11/02/2025 | 2025 MR EAST 8 U Halloween Dual Meet | |
| 6428 | Maeve Arseniadis | 47.16 | 9 | B Min | BB: 43.29 (+3.87s | 8.2%) | Minnetonka Swim Club | 01/30/2026 | 2026 MN MTKA TYR Team Challenge | |
| 6429 | Reagan Gabbard | 47.16 | 10 | B Min | BB: 43.29 (+3.87s | 8.2%) | Sarasota Sharks | 12/13/2025 | 2025 T2 Candy Cane Meet | |
| 6430 | Piper Aleshire | 47.17 | 9 | B Min | BB: 43.29 (+3.88s | 8.2%) | Westerville Aquatic Club | 02/19/2026 | 2026 OH WOR SC Regional Championships | |
| 6431 | Emma Nesmith | 47.17 | 8 | B Min | BB: 43.29 (+3.88s | 8.2%) | Swim Florida | 12/13/2025 | 2025 T2 Candy Cane Meet | |
| 6432 | Emma Mahannah | 47.17 | 8 | B Min | BB: 43.29 (+3.88s | 8.2%) | Riptide Aquatics | 04/18/2026 | 2026 BMAC Spring Speed Challenge | |
| 6433 | Mirabel Lundgren | 47.17 | 10 | B Min | BB: 43.29 (+3.88s | 8.2%) | Nashville Aquatic Club | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | |
| 6434 | Audrey Warrington | 47.17 | 10 | B Min | BB: 43.29 (+3.88s | 8.2%) | Unattached | 04/15/2026 | 2026 ST NIST April Race Night | |
| 6435 | Penny Butler | 47.18 | 8 | B Min | BB: 43.29 (+3.89s | 8.2%) | Council Bluffs Swim Club | 03/01/2026 | 2026 MW Midwestern 8 Under SC Invitational | |
| 6436 | Abigail Stear | 47.18 | 9 | B Min | BB: 43.29 (+3.89s | 8.2%) | Mountain State Storm | 01/17/2026 | Club Mountaineer January Age Group Winter Spl | |
| 6437 | Colette Sawarynski | 47.18 | 8 | B Min | BB: 43.29 (+3.89s | 8.2%) | Foothills Swim Team | 03/13/2026 | Mile High Championship Invitational | |
| 6438 | Clara Spain | 47.18 | 8 | B Min | BB: 43.29 (+3.89s | 8.2%) | Nova of Virginia | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 6439 | Gianna Ortiz | 47.18 | 10 | B Min | BB: 43.29 (+3.89s | 8.2%) | Monocacy Aquatic Club | 03/13/2026 | 2026 Speedo Maryland Junior Championship Si | |
| 6440 | Abigail Bassler | 47.18 | 8 | B Min | BB: 43.29 (+3.89s | 8.2%) | Hydra Aquatics | 02/13/2026 | 2026 AAC Winter Gator Meet | |
| 6441 | Olympia Carpenter | 47.18 | 10 | B Min | BB: 43.29 (+3.89s | 8.2%) | Opelika Swim Team | 09/20/2025 | OST Fall Invite | |
| 6442 | Logan Brey | 47.18 | 8 | B Min | BB: 43.29 (+3.89s | 8.2%) | Edina Swim Club | 02/01/2026 | 2026 MN NSAC Winter Invite Copied | |
| 6443 | Hazel Heaton | 47.18 | 10 | B Min | BB: 43.29 (+3.89s | 8.2%) | Klamath Union | 02/14/2025 | 2025 OR HS 4a 2 | |
| 6444 | Mia Wang | 47.18 | 9 | B Min | BB: 43.29 (+3.89s | 8.2%) | Nitro Swimming | 10/26/2025 | 2025 ST TXLA 10 U Fall Kick Off | |
| 6445 | Sophia Rueter | 47.19 | 10 | B Min | BB: 43.29 (+3.90s | 8.3%) | Marlins Of Raleigh | 03/14/2026 | 2026 MOR Reagan Martin Rocks Swim Meet | |
| 6446 | Youzi Liu | 47.19 | 10 | B Min | BB: 43.29 (+3.90s | 8.3%) | Sunnyvale Swim Club | 10/25/2025 | 2025 SUNN Fall Classic | |
| 6447 | Roxanna Duchane | 47.19 | 10 | B Min | BB: 43.29 (+3.90s | 8.3%) | YMCA of the North Shore Sharks | 11/14/2025 | 2025 NE CRIM November Specialty Copied C | |
| 6448 | Collins Crites | 47.19 | 10 | B Min | BB: 43.29 (+3.90s | 8.3%) | Sea to Desert Swim Association | 11/08/2025 | 2025 SI SDSA All Ages NTS Meet | |
| 6449 | Anna Flatley | 47.19 | 8 | B Min | BB: 43.29 (+3.90s | 8.3%) | Club Fit Jefferson Valley | 01/10/2026 | 2026 MR WEST Chris Dewey Trophy Meet | |
| 6450 | Dina Varnava | 47.19 | 9 | B Min | BB: 43.29 (+3.90s | 8.3%) | Swim Fort Lauderdale | 12/06/2025 | 2025 Pompano Beach Santa Claus 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.