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 | |
|---|---|---|---|---|---|---|---|---|---|
| 7701 | Lana Kratzke | 47.81 | 10 | B Min | BB: 43.29 (+4.52s | 9.5%) | Capital of Texas Aquatics | 11/16/2025 | 2025 ST TXLA 10 U November Unclassified | |
| 7702 | Evelyn Polazzi | 47.81 | 9 | B Min | BB: 43.29 (+4.52s | 9.5%) | Pine Crest Swimming | 02/06/2026 | 2026 Matt Mounts Memorial Swim Meet | |
| 7703 | Adriana Escudero-Harmer | 47.81 | 8 | B Min | BB: 43.29 (+4.52s | 9.5%) | Ransom Everglades Aquatic Club | 01/16/2026 | 2026 RANS Winter Splash | |
| 7704 | Delaney Moody | 47.81 | 9 | B Min | BB: 43.29 (+4.52s | 9.5%) | Fallon Barracuda Swim Team | 08/01/2025 | 2025 High Country Short Course Championship | |
| 7705 | Jacqueline Foreman | 47.82 | 9 | B Min | BB: 43.29 (+4.53s | 9.5%) | Team Charlotte Swimming | 01/04/2026 | 2026 Team Sailfish Dual Copied | |
| 7706 | Olivia Bossen | 47.82 | 10 | B Min | BB: 43.29 (+4.53s | 9.5%) | YMCA of Central Florida | 03/01/2025 | 2025 Spring Area 2 Championships | |
| 7707 | Corinne White | 47.82 | 7 | B Min | BB: 43.29 (+4.53s | 9.5%) | Williamsburg Aquatic Club | 02/07/2026 | 2026 8 And Under Southeastern District Champs | |
| 7708 | Saisha Banerjee | 47.82 | 8 | B Min | BB: 43.29 (+4.53s | 9.5%) | Pro Swimming | 01/17/2026 | 2026 PN SMAC Winter Invitational Approved | |
| 7709 | Brynn Zentz | 47.82 | 10 | B Min | BB: 43.29 (+4.53s | 9.5%) | MN Flyers Swim Team | 11/22/2025 | 2025 MN HTSC Harvest Classic | |
| 7710 | Aila Chisholm | 47.82 | 9 | B Min | BB: 43.29 (+4.53s | 9.5%) | Reno Aquatic Club | 02/07/2025 | 2025 Valentines Day Age Group Open | |
| 7711 | Vivienne Singer | 47.82 | 10 | B Min | BB: 43.29 (+4.53s | 9.5%) | Team Sopris Swimming | 01/16/2026 | 2026 CO MAValanche Invitational | |
| 7712 | Kalina Han | 47.82 | 10 | B Min | BB: 43.29 (+4.53s | 9.5%) | Wahoo\\\\\\'s of Wellington | 02/06/2026 | 2026 Matt Mounts Memorial Swim Meet | |
| 7713 | Teagan Stone | 47.82 | 8 | B Min | BB: 43.29 (+4.53s | 9.5%) | Quest Swimming | 12/05/2025 | NOVA December Dip | |
| 7714 | Olivia Herbert | 47.82 | 9 | B Min | BB: 43.29 (+4.53s | 9.5%) | Tide Swimming | 10/10/2025 | 2025 TIDE Atlantic Coast Clash Copied | |
| 7715 | Teagan Seitz | 47.82 | 10 | B Min | BB: 43.29 (+4.53s | 9.5%) | Hydra Aquatics | 02/27/2026 | 2026 OH BSC SC Regional Championships | |
| 7716 | Vera Sajin | 47.83 | 10 | B Min | BB: 43.29 (+4.54s | 9.5%) | Cape Cod Swim Club | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 7717 | Hannah Yin | 47.83 | 10 | B Min | BB: 43.29 (+4.54s | 9.5%) | Waterloo Swimming | 02/28/2026 | 2026 ST SCY Surge Marsh Madness | |
| 7718 | Grace Roberts | 47.83 | 10 | B Min | BB: 43.29 (+4.54s | 9.5%) | Hydro Swim Club | 10/26/2025 | 2025 Hydro Halloween Pentathlon Copied | |
| 7719 | Arya Baker | 47.83 | 10 | B Min | BB: 43.29 (+4.54s | 9.5%) | Bolles School Sharks | 03/01/2025 | 2025 Area 1 Spring Championships | |
| 7720 | Mila Lobo-Guerrero | 47.83 | 10 | B Min | BB: 43.29 (+4.54s | 9.5%) | Maui Swim Club | 01/10/2026 | NEW YEAR S MAGSA SCY Meet | |
| 7721 | Dylan Elwonger | 47.83 | 8 | B Min | BB: 43.29 (+4.54s | 9.5%) | Tualatin Hills Swim Club | 01/16/2026 | 2026 THSC 14 U Winter Showcase | |
| 7722 | Noa Ladly | 47.83 | 10 | B Min | BB: 43.29 (+4.54s | 9.5%) | DC Dept Of Parks and Recreatio | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 7723 | Maisie Ghosh | 47.83 | 10 | B Min | BB: 43.29 (+4.54s | 9.5%) | Tac Titans | 12/19/2025 | 2025 TAC TITANS Jingle Bells Meet | |
| 7724 | Yanran Shen | 47.83 | 9 | B Min | BB: 43.29 (+4.54s | 9.5%) | Long Island Aquatic Club | 01/30/2026 | 2026 MR SSC Polar Bear Plunge | |
| 7725 | Rielyn Roark | 47.84 | 8 | B Min | BB: 43.29 (+4.55s | 9.5%) | Cardinal and Gold Aquatics | 03/21/2026 | 2026 Maryland 8 Under Championship Meet | |
| 7726 | Nithila Sudalaimuthu | 47.84 | 10 | B Min | BB: 43.29 (+4.55s | 9.5%) | Front Range Barracudas | 07/24/2025 | 2025 CO CUDA July Pizza Meet | |
| 7727 | Everly Mewbourne | 47.84 | 8 | B Min | BB: 43.29 (+4.55s | 9.5%) | Columbia Aquatics Association | 03/21/2026 | 2026 Maryland 8 Under Championship Meet | |
| 7728 | Adelaide Benner | 47.84 | 10 | B Min | BB: 43.29 (+4.55s | 9.5%) | Portland Porpoise Swim Club | 11/07/2025 | 2025 NE UVAC Dorsi Raynolds Memorial Meet C | |
| 7729 | Maria Vasilescu | 47.84 | 10 | B Min | BB: 43.29 (+4.55s | 9.5%) | Mecklenburg Swim Association | 01/17/2026 | 2026 MSA January Invite | |
| 7730 | Sophia Stilson | 47.84 | 9 | B Min | BB: 43.29 (+4.55s | 9.5%) | Full Armour Swim Team | 01/25/2026 | 2026 CO PSC Winter Sprints | |
| 7731 | Amelia Brown | 47.84 | 10 | B Min | BB: 43.29 (+4.55s | 9.5%) | Patriot Aquatics | 12/04/2025 | RAFC Winter Classic | |
| 7732 | Kelsey Kelleher | 47.84 | 10 | B Min | BB: 43.29 (+4.55s | 9.5%) | Asheville Jewish Community Cen | 11/15/2025 | 2025 The Gourd Time Gathering | |
| 7733 | Blake Barnes | 47.84 | 8 | B Min | BB: 43.29 (+4.55s | 9.5%) | WeAquatics | 12/06/2025 | 2025 PAC 11 Over Snow Globe Champs | |
| 7734 | Elizabeth Smith | 47.85 | 9 | B Min | BB: 43.29 (+4.56s | 9.5%) | Nation\\\\\\'s Capital Swim Club | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 7735 | Caroline Green | 47.85 | 10 | B Min | BB: 43.29 (+4.56s | 9.5%) | Excel Aquatics | 11/01/2025 | 2025 Pumpkin Spice Splash | |
| 7736 | Maya Brinkley | 47.85 | 10 | B Min | BB: 43.29 (+4.56s | 9.5%) | Royal Swimming | 01/10/2026 | 2026 LIFE Royal Swimming Winter Fest | |
| 7737 | Kyla Li-Zhuo | 47.85 | 10 | B Min | BB: 43.29 (+4.56s | 9.5%) | YMCA of Metro North Tritons | 01/10/2026 | 2026 NE YNS YMCA Eastern MA Districts | |
| 7738 | Randall Randall | 47.85 | 10 | B Min | BB: 43.29 (+4.56s | 9.5%) | Dublin Community Swim Team | 02/19/2026 | 2026 OH WOR SC Regional Championships | |
| 7739 | Elizabeth Bernabe | 47.85 | 10 | B Min | BB: 43.29 (+4.56s | 9.5%) | Elko Swim Team | 12/13/2025 | 2025 UTAH Winter Classic | |
| 7740 | Avery Yark | 47.85 | 9 | B Min | BB: 43.29 (+4.56s | 9.5%) | Sylvania Tsunami Swim Club | 02/19/2026 | 2026 OH SOS SC Regional Championships | |
| 7741 | Emma Martin | 47.86 | 8 | B Min | BB: 43.29 (+4.57s | 9.5%) | Magnolia Aquatic Club | 11/08/2024 | MAC 2024 Great Goggled Gobbler Classic Meet | |
| 7742 | Kyrie Vargas | 47.86 | 8 | B Min | BB: 43.29 (+4.57s | 9.5%) | South Bay Aquatics | 02/21/2026 | 2026 SI MRA Age Group Champs Max Meet | |
| 7743 | Naima Akhmed | 47.86 | 9 | B Min | BB: 43.29 (+4.57s | 9.5%) | Mason Manta Rays | 02/19/2026 | 2026 OH RAYS SC Regional Championships | |
| 7744 | Emma Andreu Riera | 47.86 | 10 | B Min | BB: 43.29 (+4.57s | 9.5%) | Monterey Bay Swim Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 7745 | Cora Brock | 47.86 | 10 | B Min | BB: 43.29 (+4.57s | 9.5%) | Cortez Water Dragons | 05/30/2025 | 2025 CO Cortez SCY Summer Open | |
| 7746 | Audrey Kahrhoff | 47.86 | 9 | B Min | BB: 43.29 (+4.57s | 9.5%) | Millard Aquatic Club | 01/21/2026 | BLCK MW BT Sprint Night Meet #3 | |
| 7747 | Zoe Gray | 47.86 | 9 | B Min | BB: 43.29 (+4.57s | 9.5%) | Granite Falls Makos | 09/27/2025 | 2025 RMY Fall Invitational | |
| 7748 | Cora Tortorich | 47.86 | 9 | B Min | BB: 43.29 (+4.57s | 9.5%) | Capital City Athletics | 01/09/2026 | 2026 CO NJ Narwhal Invitational | |
| 7749 | Alexis Deleau | 47.86 | 9 | B Min | BB: 43.29 (+4.57s | 9.5%) | Waterloo Swimming | 01/17/2026 | 2026 ST AQTX B Champs North | |
| 7750 | Olivia Fantry | 47.86 | 8 | B Min | BB: 43.29 (+4.57s | 9.5%) | Connetquot Swim Club | 01/30/2026 | 2026 MR SSC Polar Bear Plunge | |
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.