USA Girls 10 & under - 50 Y Free
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2201 | Katherine Martinez | 33.60 | 9 | BB Min | A: 32.09 (+1.51s | 4.5%) | Clearwater Aquatic Team | 10/10/2025 | 2025 GTSA TYR Swim Classic | |
| 2202 | Elaine Thacker | 33.60 | 10 | BB Min | A: 32.09 (+1.51s | 4.5%) | Memphis Tiger Swimming | 01/16/2026 | 2026 Gabrielle Rose Tiger Classic | |
| 2203 | Mary Baxter | 33.60 | 9 | BB Min | A: 32.09 (+1.51s | 4.5%) | Nu Wave Swim Club | 01/16/2026 | 2026 SE Ralph Crocker Classic | |
| 2204 | Ryan Mackeever | 33.60 | 9 | BB Min | A: 32.09 (+1.51s | 4.5%) | Metro Surge Aquatic Club | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 2205 | Vivienne Dunn | 33.61 | 10 | BB Min | A: 32.09 (+1.52s | 4.5%) | North Shore Swim Club | 12/07/2025 | 2025 NE NSSC December 7 SJP | |
| 2206 | Rachael Noguti | 33.61 | 9 | BB Min | A: 32.09 (+1.52s | 4.5%) | South Bay Aquatics | 11/08/2025 | HSA All Ages NTS | |
| 2207 | Emersyn Goff | 33.61 | 10 | BB Min | A: 32.09 (+1.52s | 4.5%) | Killer Whales Swim Club | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 2208 | Hazel McCleland | 33.61 | 10 | BB Min | A: 32.09 (+1.52s | 4.5%) | Old Dominion Aquatic Club | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 2209 | Ava Martusiewicz | 33.61 | 9 | BB Min | A: 32.09 (+1.52s | 4.5%) | Grosse Pointe Gators | 12/06/2025 | 2025 26 Super Fast And Furious Prelim Final | |
| 2210 | Haleigh McNulty | 33.61 | 9 | BB Min | A: 32.09 (+1.52s | 4.5%) | Farmingdale Aquatics | 02/20/2026 | 2026 MR Silvers Championship South HAUP | |
| 2211 | Kooper Large | 33.62 | 10 | BB Min | A: 32.09 (+1.53s | 4.6%) | Coeur D\\\\\\'alene Area Swim Team | 02/13/2026 | (Pullman) 2026 IES Jr Champs | |
| 2212 | Sierra Largent | 33.62 | 10 | BB Min | A: 32.09 (+1.53s | 4.6%) | Unattached | 02/27/2026 | Ozark Division I Championship | |
| 2213 | Vasilisa Zinkevich | 33.62 | 10 | BB Min | A: 32.09 (+1.53s | 4.6%) | Tsm Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 2214 | Emilia Chang | 33.62 | 10 | BB Min | A: 32.09 (+1.53s | 4.6%) | Burlingame Aquatics | 12/04/2025 | 2025 Holiday Swim Festival | |
| 2215 | Olivia Chea | 33.63 | 10 | BB Min | A: 32.09 (+1.54s | 4.6%) | Smithfield YMCA Dolphins | 11/01/2025 | 2025 NE NBY Freestyle Frenzy Copied | |
| 2216 | Finley Meier | 33.63 | 10 | BB Min | A: 32.09 (+1.54s | 4.6%) | Wave Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | |
| 2217 | Olivia Leese | 33.63 | 10 | BB Min | A: 32.09 (+1.54s | 4.6%) | Northfield Swim Club | 02/27/2026 | 2026 MN RSC Minnesota Regional Championship | |
| 2218 | JoJo Henry | 33.63 | 10 | BB Min | A: 32.09 (+1.54s | 4.6%) | FireFish Swim Team | 12/07/2025 | 2025 NE SSC Dec Specialty | |
| 2219 | Devin Mahoney | 33.63 | 9 | BB Min | A: 32.09 (+1.54s | 4.6%) | Farmington Family YMCA Stingra | 03/07/2026 | 2026 Michigan YMCA State Championship | |
| 2220 | Adalynn Oleary | 33.64 | 9 | BB Min | A: 32.09 (+1.55s | 4.6%) | Walnut Creek Aquabears | 10/18/2025 | PC SRVA SCY B BB+ Meet | |
| 2221 | Khaleesi Cheung | 33.64 | 10 | BB Min | A: 32.09 (+1.55s | 4.6%) | Life Time Arizona Swim Team | 02/13/2026 | 34th Annual Lost Dutchman Invitational | |
| 2222 | Kai Heli | 33.64 | 10 | BB Min | A: 32.09 (+1.55s | 4.6%) | Tucson Ford Dealers Aquatics | 02/13/2026 | 34th Annual Lost Dutchman Invitational | |
| 2223 | Ava Hu | 33.64 | 10 | BB Min | A: 32.09 (+1.55s | 4.6%) | Daly City Dolphins | 03/20/2026 | SCY Spring Age Group Championships | |
| 2224 | Evangeline Yeykal | 33.64 | 10 | BB Min | A: 32.09 (+1.55s | 4.6%) | Sporting Jax Aquatic Club | 02/20/2026 | 2026 Area 1 Spring Championships | |
| 2225 | Maddix Muldoon | 33.64 | 9 | BB Min | A: 32.09 (+1.55s | 4.6%) | Hydro Swim Club | 12/05/2025 | 2025 Speedo Gator Holiday Classic | |
| 2226 | Amelia Ellis | 33.64 | 10 | BB Min | A: 32.09 (+1.55s | 4.6%) | Egra Waves | 03/07/2026 | 2026 Lake Michigan Regional Meet | |
| 2227 | Cora Gibson | 33.64 | 9 | BB Min | A: 32.09 (+1.55s | 4.6%) | Star Aquatics | 03/20/2026 | 2026 STAR Tar Heel States | |
| 2228 | Arden Allard | 33.64 | 10 | BB Min | A: 32.09 (+1.55s | 4.6%) | Machine Aquatics | 03/20/2026 | March Madness 2026 | |
| 2229 | Sofia Gordon | 33.65 | 9 | BB Min | A: 32.09 (+1.56s | 4.6%) | Swim Coral Springs | 02/20/2026 | 2026 FG SCY BB Championships (NORTH) | |
| 2230 | Vivian Vozella | 33.65 | 7 | BB Min | A: 32.09 (+1.56s | 4.6%) | Crimson Aquatics | 03/13/2026 | 2026 NE CRA End Of Season March Invite | |
| 2231 | Penelope Yuan | 33.65 | 10 | BB Min | A: 32.09 (+1.56s | 4.6%) | Metro Dynasty Swim Team | 02/13/2026 | 39th Black History Swim Meet | |
| 2232 | Amelia Wang | 33.65 | 10 | BB Min | A: 32.09 (+1.56s | 4.6%) | Milpitas Aquatic Club | 03/20/2026 | SCY Spring Age Group Championships | |
| 2233 | Emma Furey | 33.65 | 10 | BB Min | A: 32.09 (+1.56s | 4.6%) | Andover-North Andover YMCA Hur | 03/21/2026 | 2026 NE YNS YMCA New England Championship | |
| 2234 | Caroline Mack | 33.65 | 10 | BB Min | A: 32.09 (+1.56s | 4.6%) | YMCA of the Triangle Area Swim | 03/19/2026 | 2026 USRY Short Course Champs | |
| 2235 | Madison Pronovost | 33.65 | 10 | BB Min | A: 32.09 (+1.56s | 4.6%) | Legacy Aquatics | 12/20/2025 | 2025 Legacy Aquatics Showdown | |
| 2236 | Olivia Marshall | 33.65 | 10 | BB Min | A: 32.09 (+1.56s | 4.6%) | Newberg | 02/15/2025 | 2025 OR HS 6A 3 | |
| 2237 | Addison Qu | 33.65 | 10 | BB Min | A: 32.09 (+1.56s | 4.6%) | Oly Swimming | 12/12/2025 | OLY Swimming Holiday Bowl | |
| 2238 | Giovannina Bonsignore | 33.66 | 10 | BB Min | A: 32.09 (+1.57s | 4.7%) | Three Village Swim Club | 02/20/2026 | 2026 MR Silvers Championship South HAUP | |
| 2239 | Ava Baranowski | 33.67 | 10 | BB Min | A: 32.09 (+1.58s | 4.7%) | North Gate Aquatics Club | 01/17/2026 | Club Mountaineer January Age Group Winter Spl | |
| 2240 | Mila Zezovski | 33.67 | 10 | BB Min | A: 32.09 (+1.58s | 4.7%) | Swim Fort Lauderdale | 12/05/2025 | 2025 FG Holiday Champ | |
| 2241 | Kaylee Zhang | 33.67 | 9 | BB Min | A: 32.09 (+1.58s | 4.7%) | Santa Clara Swim Club | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 2242 | Finnley Strickland | 33.67 | 10 | BB Min | A: 32.09 (+1.58s | 4.7%) | Area Tallahassee Aquatic Club | 01/30/2026 | 2026 Mac Crutchfield Invitational | |
| 2243 | Zara Lucska | 33.67 | 8 | BB Min | A: 32.09 (+1.58s | 4.7%) | Saline Swim Team | 03/07/2026 | 2026 Lake Ontario Regional Meet | |
| 2244 | Andradige Silva | 33.68 | 10 | BB Min | A: 32.09 (+1.59s | 4.7%) | Tualatin Hills Swim Club | 10/10/2025 | 2025 October FNT | |
| 2245 | Rosalia Ong | 33.68 | 10 | BB Min | A: 32.09 (+1.59s | 4.7%) | Legacy Aquatics | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 2246 | Maren Seiffertt | 33.68 | 9 | BB Min | A: 32.09 (+1.59s | 4.7%) | Fast | 02/27/2026 | Ozark Division I Championship | |
| 2247 | Chloe Leibhan | 33.68 | 9 | BB Min | A: 32.09 (+1.59s | 4.7%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 02/27/2026 | 2026 Junior Cup | |
| 2248 | Reese Calderon | 33.68 | 10 | BB Min | A: 32.09 (+1.59s | 4.7%) | Olympic Cascade Aquatics | 02/07/2026 | 2026 PN IST Feb Winter Invitational Approved | |
| 2249 | Olivia Kendrick | 33.68 | 8 | BB Min | A: 32.09 (+1.59s | 4.7%) | Saline Swim Team | 02/14/2026 | SAC Winter Classic | |
| 2250 | Chance Fagundes | 33.68 | 9 | BB Min | A: 32.09 (+1.59s | 4.7%) | Orca Aquatics | 01/16/2026 | 2026 NE SAC Bronze Championships | |
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.