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 | |
|---|---|---|---|---|---|---|---|---|---|
| 7151 | Scout Porter | 48.09 | 9 | B Min | BB: 43.29 (+4.80s | 10.0%) | Long Reach Swim Club | 02/27/2026 | 2026 NE Maine State Y Championships | |
| 7152 | Alice Nolan | 48.09 | 10 | B Min | BB: 43.29 (+4.80s | 10.0%) | Legacy Aquatics | 11/15/2025 | 2025 OR SLST Artman Invitational | |
| 7153 | Norah Fang | 48.09 | 8 | B Min | BB: 43.29 (+4.80s | 10.0%) | Foxjets Swim Team | 02/27/2026 | 2026 MN EDI Minnesota Regional Championship | |
| 7154 | Harper Bow | 48.09 | 10 | B Min | BB: 43.29 (+4.80s | 10.0%) | Highlands Ranch Aquatics | 12/13/2024 | 2024 CO Falfins Holiday Open | |
| 7155 | Laila Azarbal | 48.09 | 10 | B Min | BB: 43.29 (+4.80s | 10.0%) | Lake Oswego Swim Club | 02/06/2026 | 2026 Forest Grove Coast Range Qualifier | |
| 7156 | Quinton Lo | 48.09 | 7 | B Min | BB: 43.29 (+4.80s | 10.0%) | Marlins Of Raleigh | 12/06/2025 | 2025 MOR Arctic Blast Meet | |
| 7157 | Eleanor Lin | 48.10 | 10 | B Min | BB: 43.29 (+4.81s | 10.0%) | Minneapolis Lake Monsters | 02/01/2026 | 2026 MN STAR Last Chance Invite | |
| 7158 | Claire Amacker | 48.10 | 9 | B Min | BB: 43.29 (+4.81s | 10.0%) | Unattached | 01/16/2026 | 2026 Pentathlon | |
| 7159 | Elizabeth Landefeld | 48.10 | 9 | B Min | BB: 43.29 (+4.81s | 10.0%) | Machine Aquatics | 02/01/2026 | 2026 Little Blue Penguin Pentathlon | |
| 7160 | McKenna Whitley | 48.10 | 10 | B Min | BB: 43.29 (+4.81s | 10.0%) | North Carolina Aquatic Club | 03/26/2026 | 2026 NCAC Spring Tar Heel States Copied | |
| 7161 | Elizabeth Knight | 48.10 | 10 | B Min | BB: 43.29 (+4.81s | 10.0%) | Gvac Sea Dragons | 01/16/2026 | CA Y Winter Rumble Copied | |
| 7162 | Abigail Watson | 48.10 | 9 | B Min | BB: 43.29 (+4.81s | 10.0%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 7163 | Iris Lessard | 48.10 | 10 | B Min | BB: 43.29 (+4.81s | 10.0%) | YMCA of Greater Nashua Storm | 01/11/2026 | 2026 NE ORO January Meet | |
| 7164 | Josephine Harvey | 48.10 | 9 | B Min | BB: 43.29 (+4.81s | 10.0%) | 92ny Flying Dolphins | 11/14/2025 | 2025 MR COND November IMX Invitational | |
| 7165 | Sophie Maia | 48.10 | 10 | B Min | BB: 43.29 (+4.81s | 10.0%) | Montverde Aquatic Club | 02/28/2026 | 2026 Spring Area 2 Championships | |
| 7166 | Grace Foster | 48.10 | 9 | B Min | BB: 43.29 (+4.81s | 10.0%) | Egra Waves | 12/05/2025 | EGRA 2025 Winter Washout | |
| 7167 | Dottie Simon | 48.11 | 9 | B Min | BB: 43.29 (+4.82s | 10.0%) | North Jeffco Swim Team | 12/12/2025 | 2025 CO NJ Blizzard Invite | |
| 7168 | Mackenzie Ross | 48.11 | 9 | B Min | BB: 43.29 (+4.82s | 10.0%) | Atlantis Swimming | 11/08/2025 | Atlantis 2025 Fall Quack Tack Ular | |
| 7169 | Lillian Pierce | 48.11 | 10 | B Min | BB: 43.29 (+4.82s | 10.0%) | Patuxent Aquatics Club | 01/17/2026 | PVS January Open 2026 Fairland | |
| 7170 | Ella Zelichonok | 48.11 | 7 | B Min | BB: 43.29 (+4.82s | 10.0%) | SwimRight Team | 10/10/2025 | 2025 Gulliver Fall Classic | |
| 7171 | Giada Tartaglia | 48.11 | 10 | B Min | BB: 43.29 (+4.82s | 10.0%) | Hauppauge Swimming | 10/26/2025 | 2025 MR HAUP Halloween Meet | |
| 7172 | April Mu | 48.11 | 9 | B Min | BB: 43.29 (+4.82s | 10.0%) | Nitro Swimming | 01/17/2026 | 2026 ST AQTX B Champs North | |
| 7173 | Ella Sinning | 48.11 | 10 | B Min | BB: 43.29 (+4.82s | 10.0%) | Nation\\\\\\'s Capital Swim Club | 10/04/2025 | 2025 Harvest Moon Invitational | |
| 7174 | Claire Yin | 48.11 | 10 | B Min | BB: 43.29 (+4.82s | 10.0%) | Belmont Aquatic Team | 03/20/2026 | 2026 NE NSSC March Madness At MIT | |
| 7175 | Tillie Link | 48.11 | 10 | B Min | BB: 43.29 (+4.82s | 10.0%) | Upper Arlington Swim Club | 02/19/2026 | 2026 OH UASC SC Regional Championships | |
| 7176 | Charlotte Anderson | 48.11 | 10 | B Min | BB: 43.29 (+4.82s | 10.0%) | Executive Swim Club | 01/16/2026 | 2026 NE CRIM Bronze Championship | |
| 7177 | Emery Anderson | 48.11 | 10 | B Min | BB: 43.29 (+4.82s | 10.0%) | Team Sopris Swimming | 05/03/2026 | 2026 CO Montrose Mini Sprint Meet | |
| 7178 | Sophia Schuldt | 48.11 | 10 | B Min | BB: 43.29 (+4.82s | 10.0%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 10/26/2025 | Lisa Ferris Fall Festival Time Trial 2025 | |
| 7179 | Nora Schneider | 48.12 | 9 | B Min | BB: 43.29 (+4.83s | 10.0%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | |
| 7180 | Ahnya Zhou | 48.12 | 8 | B Min | BB: 43.29 (+4.83s | 10.0%) | Asphalt Green Unified Aquatics | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 7181 | Zaiyah Robinson | 48.12 | 9 | B Min | BB: 43.29 (+4.83s | 10.0%) | Watertown Area Swim Club | 05/30/2026 | 2026 Too Cool For The Pool | |
| 7182 | Peyton Warwick | 48.12 | 10 | B Min | BB: 43.29 (+4.83s | 10.0%) | South Shore Sails | 02/21/2025 | 2025 Gulf 12 Under Champs (NOCH) | |
| 7183 | Stephanie Aikens | 48.12 | 9 | B Min | BB: 43.29 (+4.83s | 10.0%) | Maverick Aquatics | 04/25/2026 | 2026 CO Aspen Spring Invite | |
| 7184 | Isla Galvin | 48.12 | 10 | B Min | BB: 43.29 (+4.83s | 10.0%) | Portland Porpoise Swim Club | 01/16/2026 | 2026 NE CRIM Bronze Championship | |
| 7185 | Cienna Gotelli | 48.12 | 8 | B Min | BB: 43.29 (+4.83s | 10.0%) | Heartland Swim Assoc | 02/21/2026 | 2026 SI MRA Age Group Champs Max Meet | |
| 7186 | Sofie Merida Robles | 48.13 | 10 | B Min | BB: 43.29 (+4.84s | 10.1%) | Grand Rapids Aquatics | 12/05/2025 | EGRA 2025 Winter Washout | |
| 7187 | Arya Gilman | 48.13 | 10 | B Min | BB: 43.29 (+4.84s | 10.1%) | Atlantis Swimming | 01/16/2026 | 2026 Odd Age Classic | |
| 7188 | Stella di Benedetto | 48.13 | 9 | B Min | BB: 43.29 (+4.84s | 10.1%) | Bolles School Sharks | 01/16/2026 | 2026 Pentathlon | |
| 7189 | Grace O'Keefe | 48.13 | 10 | B Min | BB: 43.29 (+4.84s | 10.1%) | Bluefish Swim Club | 02/06/2026 | 2026 NE CRA Last Chance February Invite | |
| 7190 | Susanne Jordan | 48.13 | 9 | B Min | BB: 43.29 (+4.84s | 10.1%) | York Swim Club of Northern Vir | 12/12/2025 | 2025 MAKO HOLIDAY INVITATIONAL | |
| 7191 | Wren Fallon | 48.13 | 9 | B Min | BB: 43.29 (+4.84s | 10.1%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 7192 | Frances Thirolf | 48.13 | 6 | B Min | BB: 43.29 (+4.84s | 10.1%) | Rockville Montgomery Swim Club | 12/06/2025 | 2025 Reindeer Mini Meet | |
| 7193 | Nina Wang | 48.13 | 9 | B Min | BB: 43.29 (+4.84s | 10.1%) | Long Island Aquatic Club | 11/16/2025 | 2025 MR LIAC Fall Festival Invitational | |
| 7194 | Charlotte Falero | 48.14 | 9 | B Min | BB: 43.29 (+4.85s | 10.1%) | Unattached | 01/16/2026 | 2026 Pentathlon | |
| 7195 | Kaydence Wheatley | 48.14 | 10 | B Min | BB: 43.29 (+4.85s | 10.1%) | Accokeek Stroke Technique Swim | 02/13/2026 | 39th Black History Swim Meet | |
| 7196 | Ellia Kast | 48.14 | 8 | B Min | BB: 43.29 (+4.85s | 10.1%) | Neptune Swimming | 03/28/2026 | SSS Shamrock Showdown CBA+ | |
| 7197 | Scout Durbin | 48.14 | 10 | B Min | BB: 43.29 (+4.85s | 10.1%) | Cypress Fairbanks Swim Club | 01/03/2025 | PACK Rubber Duckie Invite 2025 | |
| 7198 | Penelope Orozco | 48.14 | 10 | B Min | BB: 43.29 (+4.85s | 10.1%) | Roosevelt Island Marlins Swim | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 7199 | Kinley Schumm | 48.14 | 10 | B Min | BB: 43.29 (+4.85s | 10.1%) | COSA Swimming | 04/25/2026 | 2026 CO COSA Spring SC Kick Off | |
| 7200 | Asiri Cerda | 48.14 | 10 | B Min | BB: 43.29 (+4.85s | 10.1%) | Occoquan Swimming | 11/21/2025 | 2025 Fall Festivus | |
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.