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 | |
|---|---|---|---|---|---|---|---|---|---|
| 5201 | Miumi Yasutomo | 44.67 | 9 | B Min | BB: 43.29 (+1.38s | 3.1%) | Holyoke YMCA Vikings | 02/06/2026 | 2026 NE CRA Last Chance February Invite | |
| 5202 | Lucinda Morrison | 44.67 | 10 | B Min | BB: 43.29 (+1.38s | 3.1%) | Meadowbrook Swim Team | 11/01/2025 | 2025 Bridget Vache Memorial MAC Fall Frenzy | |
| 5203 | Madeline Havlak | 44.67 | 10 | B Min | BB: 43.29 (+1.38s | 3.1%) | Holyoke YMCA Vikings | 01/23/2026 | 2026 NE HYV A Snuffles Invitational | |
| 5204 | Ryan Yau | 44.67 | 10 | B Min | BB: 43.29 (+1.38s | 3.1%) | Asphalt Green Unified Aquatics | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
| 5205 | Nora Craggy | 44.67 | 9 | B Min | BB: 43.29 (+1.38s | 3.1%) | Hydro Swim Club | 09/05/2025 | Hydro Fall Classic 2025 | |
| 5206 | Piper La Fleur | 44.67 | 9 | B Min | BB: 43.29 (+1.38s | 3.1%) | Aqua Culture Swim School | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 5207 | Lilly Felipe | 44.67 | 9 | B Min | BB: 43.29 (+1.38s | 3.1%) | Kips Bay Makos | 03/27/2026 | 2026 MR Bronze Championships Central KBM | |
| 5208 | Lauren Giang | 44.68 | 10 | B Min | BB: 43.29 (+1.39s | 3.1%) | Columbia Aquatics Association | 11/01/2025 | 2025 Bridget Vache Memorial MAC Fall Frenzy | |
| 5209 | Dalia Kyzar | 44.68 | 9 | B Min | BB: 43.29 (+1.39s | 3.1%) | Y in Central Maryland Blue Cra | 02/06/2026 | 2026 Last Chance Qualifying Meet | |
| 5210 | Hannah Liu | 44.68 | 7 | B Min | BB: 43.29 (+1.39s | 3.1%) | Tac Titans | 11/15/2025 | 2025 TAC TITANS Turkey Squad Meet | |
| 5211 | Theresa Utz | 44.68 | 8 | B Min | BB: 43.29 (+1.39s | 3.1%) | North Baltimore Aquatic Club | 03/21/2026 | 2026 Maryland 8 Under Championship Meet | |
| 5212 | Claire Williams | 44.68 | 9 | B Min | BB: 43.29 (+1.39s | 3.1%) | Excel Aquatics | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | |
| 5213 | Maeve Baylor | 44.68 | 9 | B Min | BB: 43.29 (+1.39s | 3.1%) | Cavalier Aquatics/Piedmont Fam | 02/27/2026 | 2026 SW District Champs 9 Over | |
| 5214 | Olivia Chen | 44.68 | 9 | B Min | BB: 43.29 (+1.39s | 3.1%) | H2okie Aquatics | 11/07/2025 | 2025 HOKI November Invitational Copied | |
| 5215 | Hadley Kennington | 44.69 | 9 | B Min | BB: 43.29 (+1.40s | 3.1%) | Mecklenburg Swim Association | 03/07/2026 | 2026 MSA March Madness Invitational | |
| 5216 | Esme Lucas | 44.69 | 10 | B Min | BB: 43.29 (+1.40s | 3.1%) | Tide Swimming | 11/01/2025 | ODAC Rising Stars Meet #2 | |
| 5217 | Sadie Stanley | 44.69 | 8 | B Min | BB: 43.29 (+1.40s | 3.1%) | North State Narwhals | 11/22/2025 | Thankswimming Classic 2025 | |
| 5218 | Sophia Eichten | 44.69 | 10 | B Min | BB: 43.29 (+1.40s | 3.1%) | Hurricanes Swim Team | 01/09/2026 | 2026 MN FOXJ Winter Classic | |
| 5219 | Abigail Crabtree | 44.69 | 9 | B Min | BB: 43.29 (+1.40s | 3.1%) | Stingrays Swim Team | 12/04/2025 | 2025 RAYS Nutcracker Classic Copied | |
| 5220 | Adalyn Plichta | 44.69 | 8 | B Min | BB: 43.29 (+1.40s | 3.1%) | Denver Swim Academy | 02/14/2026 | 2026 CO ACES Winter Open | |
| 5221 | Avery Klesh | 44.70 | 10 | B Min | BB: 43.29 (+1.41s | 3.2%) | Machine Aquatics | 03/20/2026 | March Madness 2026 | |
| 5222 | Remi Bogner | 44.70 | 10 | B Min | BB: 43.29 (+1.41s | 3.2%) | Hydra Aquatics | 02/27/2026 | 2026 OH BSC SC Regional Championships | |
| 5223 | Kennedy Chang | 44.70 | 9 | B Min | BB: 43.29 (+1.41s | 3.2%) | Austin Swim Club | 09/13/2025 | 2025 ST ASC Sprint Meet | |
| 5224 | Naomi Hui | 44.70 | 10 | B Min | BB: 43.29 (+1.41s | 3.2%) | Tualatin Hills Swim Club | 03/14/2026 | 2026 CAT Spring Invite | |
| 5225 | Regan Chu | 44.70 | 9 | B Min | BB: 43.29 (+1.41s | 3.2%) | Long Island Aquatic Club | 01/10/2026 | 2026 MR FA Iron Dragon Invitational | |
| 5226 | Adelaide Verderese | 44.70 | 9 | B Min | BB: 43.29 (+1.41s | 3.2%) | Rockville Montgomery Swim Club | 02/14/2026 | 2026 RMSC Gender Blender Mini Meet | |
| 5227 | Rachel Ma | 44.70 | 10 | B Min | BB: 43.29 (+1.41s | 3.2%) | Weymouth Club Waves | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 5228 | Hannah Sills | 44.70 | 9 | B Min | BB: 43.29 (+1.41s | 3.2%) | North Bay Aquatics | 11/08/2025 | TCA PC November SC C B A+ | |
| 5229 | Gwendolyn Khalil | 44.70 | 10 | B Min | BB: 43.29 (+1.41s | 3.2%) | Issaquah Swim Team | 03/28/2026 | 2026 PN Spring Showdown, Div1 Approved | |
| 5230 | Greta Hedberg | 44.71 | 9 | B Min | BB: 43.29 (+1.42s | 3.2%) | South East Metro Sharks | 12/06/2024 | 2024 MN AQJT 14 U Single Age State Meet | |
| 5231 | Ann Bowman | 44.71 | 10 | B Min | BB: 43.29 (+1.42s | 3.2%) | Baylor Swim Club | 02/13/2026 | 2026 SE BAY Region 2 Championships Copied | |
| 5232 | Freya Miller | 44.71 | 8 | B Min | BB: 43.29 (+1.42s | 3.2%) | Three Village Swim Club | 10/11/2025 | 2025 MR TVSC Ann Wycoff Memorial Swim Meet | |
| 5233 | Emery Mason | 44.71 | 7 | B Min | BB: 43.29 (+1.42s | 3.2%) | Foxjets Swim Team | 02/27/2026 | 2026 MN EDI Minnesota Regional Championship | |
| 5234 | Emma Griffith | 44.71 | 9 | B Min | BB: 43.29 (+1.42s | 3.2%) | Machine Aquatics | 12/20/2025 | 2025 Candy Cane Sprints | |
| 5235 | Jiake Ye | 44.71 | 9 | B Min | BB: 43.29 (+1.42s | 3.2%) | H2okie Aquatics | 11/07/2025 | 2025 HOKI November Invitational Copied | |
| 5236 | Sophia Wissler | 44.71 | 9 | B Min | BB: 43.29 (+1.42s | 3.2%) | Sarasota Sharks | 12/13/2025 | 2025 T2 Candy Cane Meet | |
| 5237 | Penelope Pratt | 44.71 | 8 | B Min | BB: 43.29 (+1.42s | 3.2%) | Oyster River Otters | 11/16/2025 | 2025 NE ORO November Meet Copied | |
| 5238 | Emily Yang | 44.71 | 8 | B Min | BB: 43.29 (+1.42s | 3.2%) | Westchester Aquatic Club | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 5239 | Margot Chaten | 44.71 | 8 | B Min | BB: 43.29 (+1.42s | 3.2%) | Carolina Aquatic Team | 03/26/2026 | 2026 NCAC Spring Tar Heel States Copied | |
| 5240 | Ella Edwards | 44.71 | 10 | B Min | BB: 43.29 (+1.42s | 3.2%) | Nova of Virginia | 11/22/2025 | NOVA Cranberry Contender | |
| 5241 | Makayla Marcin | 44.72 | 10 | B Min | BB: 43.29 (+1.43s | 3.2%) | Sachem Swim Club | 09/27/2025 | 2025 MR SSC TYR September Sprint Invitational | |
| 5242 | Hayden Risinger | 44.72 | 9 | B Min | BB: 43.29 (+1.43s | 3.2%) | Swim Streamline at Northampton | 01/17/2025 | 2025 TWST Speedo Winter Classic Invitational | |
| 5243 | Calista Eversole | 44.72 | 9 | B Min | BB: 43.29 (+1.43s | 3.2%) | Rapids Area YMCA | 01/10/2026 | 2026 Zeeland Winter Classic | |
| 5244 | Zi Wong | 44.72 | 10 | B Min | BB: 43.29 (+1.43s | 3.2%) | Spartan Aquatic Club | 11/15/2025 | 2025 SAC Thanksgiving Classic ABC Meet | |
| 5245 | Clara Davidson | 44.72 | 9 | B Min | BB: 43.29 (+1.43s | 3.2%) | Mighty Marlins Swim Club | 02/27/2026 | 2026 PN February AGI, Div 1 Approved | |
| 5246 | Eleanor Church | 44.72 | 10 | B Min | BB: 43.29 (+1.43s | 3.2%) | New Wave Swim Team | 03/25/2026 | 2026 TAC TITANS Tarheel States Meet | |
| 5247 | Everly Scott | 44.73 | 10 | B Min | BB: 43.29 (+1.44s | 3.2%) | Alamo Area Aquatic Association | 01/17/2026 | 2026 ST AAAA NS Frostbite | |
| 5248 | Milagrace Tamez | 44.73 | 9 | B Min | BB: 43.29 (+1.44s | 3.2%) | Alamo Heights Aquatic Club ? A | 01/17/2026 | 2026 ST AAAA NS Frostbite | |
| 5249 | Carolina Frias | 44.73 | 9 | B Min | BB: 43.29 (+1.44s | 3.2%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 02/27/2026 | 2026 Junior Cup | |
| 5250 | Lola Walker | 44.73 | 10 | B Min | BB: 43.29 (+1.44s | 3.2%) | Boerne Elite Aquatics | 02/13/2026 | 2026 ST HPAC STX Champs South | |
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.