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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1201 | Emma Sapp | 38.23 | 10 | BB Min | A: 37.99 (+0.24s | 0.6%) | Yucaipa Swim Team | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 1202 | Dillon Zhang | 38.23 | 10 | BB Min | A: 37.99 (+0.24s | 0.6%) | Flatiron Athletic Club | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 1203 | Sophie Chuang | 38.23 | 10 | BB Min | A: 37.99 (+0.24s | 0.6%) | Otter Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | |
| 1204 | Ava Nienstedt | 38.24 | 11 | BB Min | A: 37.99 (+0.25s | 0.7%) | Great Lakes Tritons | 02/13/2026 | 2026 Showdown In Motown | |
| 1205 | Taylor Bardey | 38.24 | 10 | BB Min | A: 37.99 (+0.25s | 0.7%) | North Palm Beach Swim Club | 11/21/2025 | 2025 NPB Turkey Invite | |
| 1206 | Clara Larkin | 38.24 | 9 | BB Min | A: 37.99 (+0.25s | 0.7%) | North Coast Aquatics | 12/19/2025 | 2025 SI Winter Age Group Championships | |
| 1207 | Mio Murdock | 38.25 | 10 | BB Min | A: 37.99 (+0.26s | 0.7%) | Los Angeles-Blue | 01/24/2026 | 2026 SCS Swim Festival | |
| 1208 | Aria Sun | 38.25 | 11 | BB Min | A: 37.99 (+0.26s | 0.7%) | Mei\\\\\\'s Typhoons Swimming Club | 01/16/2026 | 2026 NE SAC Bronze Championships | |
| 1209 | Jordan Winters | 38.25 | 10 | BB Min | A: 37.99 (+0.26s | 0.7%) | South Orange County Aquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 1210 | Brynn Bellamy | 38.25 | 10 | BB Min | A: 37.99 (+0.26s | 0.7%) | El Paso Aqua Posse | 12/19/2025 | 2025 BD Leo Cancellare Memorial Swim Meet | |
| 1211 | Anna Stevenson | 38.26 | 10 | BB Min | A: 37.99 (+0.27s | 0.7%) | Marlins Of Raleigh | 01/16/2026 | 2026 RSA Winter Tri | |
| 1212 | Sybil Reynolds | 38.27 | 10 | BB Min | A: 37.99 (+0.28s | 0.7%) | Rockville Montgomery Swim Club | 01/16/2026 | 2026 RMSC January Intrasquad Meet | |
| 1213 | Magdalene Roberts | 38.27 | 9 | BB Min | A: 37.99 (+0.28s | 0.7%) | Byron Center Aquatics | 12/13/2025 | 2025 Holiday Cup | |
| 1214 | Pyper Emilio | 38.27 | 9 | BB Min | A: 37.99 (+0.28s | 0.7%) | The Woodlands Swim Team | 01/17/2025 | 2025 TWST Speedo Winter Classic Invitational | |
| 1215 | Ellieanna Carabajal | 38.28 | 10 | BB Min | A: 37.99 (+0.29s | 0.8%) | Front Range Barracudas | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 1216 | Lena Wang | 38.28 | 10 | BB Min | A: 37.99 (+0.29s | 0.8%) | St. Lawrence Swim Team | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 1217 | Naomi Burmicky | 38.28 | 9 | BB Min | A: 37.99 (+0.29s | 0.8%) | The Capitol Sea Devils | 12/12/2025 | 2025 MAKO HOLIDAY INVITATIONAL | |
| 1218 | Sloane Sturgill | 38.28 | 10 | BB Min | A: 37.99 (+0.29s | 0.8%) | Tullahoma Swim Club | 11/07/2025 | 2025 SE Great Pumpkin Meet | |
| 1219 | Nadia Bluvas | 38.28 | 9 | BB Min | A: 37.99 (+0.29s | 0.8%) | Rockville Montgomery Swim Club | 10/17/2025 | 2025 RMSC October Kick Off Classic | |
| 1220 | Romy Siebert | 38.29 | 10 | BB Min | A: 37.99 (+0.30s | 0.8%) | Univ. of Denver Hilltoppers | 12/12/2025 | 2025 CO FAST Bill Spahn Mid Season Finale | |
| 1221 | Joy Tang | 38.29 | 10 | BB Min | A: 37.99 (+0.30s | 0.8%) | California Dolphins Swim Team | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 1222 | Amber An | 38.29 | 10 | BB Min | A: 37.99 (+0.30s | 0.8%) | Arctic Aquatics | 10/04/2025 | 2025 NE CS Fall Sprints Copied | |
| 1223 | Ruby Keane | 38.30 | 10 | BB Min | A: 37.99 (+0.31s | 0.8%) | South Shore YMCA Strypers | 09/27/2025 | 2025 NE CRA SeptDistance Speccialty Copi | |
| 1224 | Olivia Ling | 38.30 | 9 | BB Min | A: 37.99 (+0.31s | 0.8%) | Matchpoint Nyc | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 1225 | Aleksandra Domin | 38.31 | 9 | BB Min | A: 37.99 (+0.32s | 0.8%) | North Coast Aquatics | 10/24/2025 | 2025 SI JBST ALL AGES A BB MEET | |
| 1226 | Chloe Errity | 38.31 | 9 | BB Min | A: 37.99 (+0.32s | 0.8%) | Long Island Aquatic Club | 11/07/2025 | 2025 Mid Atlantic AG Championship Showdown | |
| 1227 | Grace Hetherington | 38.31 | 10 | BB Min | A: 37.99 (+0.32s | 0.8%) | Star Swim Team | 11/01/2025 | 2025 MN NOR Champ Belt Sprint Spec (Fall) | |
| 1228 | Alexis Qiu | 38.31 | 10 | BB Min | A: 37.99 (+0.32s | 0.8%) | Tac Titans | 02/14/2026 | 2026 TAC TITANS February Qualifier Meet | |
| 1229 | Frances Eppling | 38.32 | 10 | BB Min | A: 37.99 (+0.33s | 0.9%) | Huntsville Swim Association | 02/06/2026 | 2026 SES Region 3 Champions | |
| 1230 | Addison Borum | 38.32 | 9 | BB Min | A: 37.99 (+0.33s | 0.9%) | North Carolina Aquatic Club | 11/09/2025 | 2025 12 And Under Mini Meet V2 | |
| 1231 | Theodora Streatfeild | 38.32 | 10 | BB Min | A: 37.99 (+0.33s | 0.9%) | Nation\\\\\\'s Capital Swim Club | 02/01/2026 | 2026 Little Blue Penguin Pentathlon | |
| 1232 | Hailey Ng | 38.33 | 10 | BB Min | A: 37.99 (+0.34s | 0.9%) | 92ny Flying Dolphins | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 1233 | Stella Papageorgiou | 38.33 | 11 | BB Min | A: 37.99 (+0.34s | 0.9%) | Crimson Aquatics | 01/09/2026 | 2026 NE NSSC January 9 11 BC Meet | |
| 1234 | Maeve Wilson | 38.33 | 10 | BB Min | A: 37.99 (+0.34s | 0.9%) | Nitro Swimming | 01/04/2026 | 2026 ST NTRO Chilly Icicles | |
| 1235 | Madeleine Gutierrez | 38.33 | 11 | BB Min | A: 37.99 (+0.34s | 0.9%) | Farmingdale Aquatics | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
| 1236 | Claire Lee-Huo | 38.33 | 9 | BB Min | A: 37.99 (+0.34s | 0.9%) | Long Island Aquatic Club | 12/05/2025 | 2025 MR NYS Holiday Classic Trials Finals | |
| 1237 | Valentina Hamilton | 38.34 | 10 | BB Min | A: 37.99 (+0.35s | 0.9%) | SOL Swim Team | 01/31/2026 | 2026 SBA All Ages NTS Meet | |
| 1238 | Lois Singer | 38.34 | 10 | BB Min | A: 37.99 (+0.35s | 0.9%) | Tuna Swim Club | 01/10/2026 | 2026 MN MONC New Years Invite | |
| 1239 | Marley Raulerson | 38.34 | 8 | BB Min | A: 37.99 (+0.35s | 0.9%) | Nova of Virginia | 11/07/2025 | 2025 Mid Atlantic AG Championship Showdown | |
| 1240 | Ella Henry | 38.34 | 9 | BB Min | A: 37.99 (+0.35s | 0.9%) | Albany Armada Aquatics | 07/18/2025 | 2025 Redwood Empire Swim League Championship | |
| 1241 | Addison Guenther | 38.34 | 10 | BB Min | A: 37.99 (+0.35s | 0.9%) | Hockomock Area YMCA Lightning | 11/22/2025 | 2025 NE RIAC Earn Your Turkey | |
| 1242 | Jane Gardner | 38.35 | 9 | BB Min | A: 37.99 (+0.36s | 0.9%) | Hilltop Aquatic Swim Team | 03/05/2025 | 2025 Short Course UTAGS Championships | |
| 1243 | Grace Yun | 38.35 | 10 | BB Min | A: 37.99 (+0.36s | 0.9%) | Condors Swim Club | 01/23/2026 | 2026 MR HAWKS AD Trials And Finals | |
| 1244 | Mawdsley-Mae Vincent | 38.35 | 10 | BB Min | A: 37.99 (+0.36s | 0.9%) | Warrior Aquatic Club | 02/07/2026 | BIG ISLAND SWIMMING @ KCAC | |
| 1245 | Harper Ramos | 38.35 | 10 | BB Min | A: 37.99 (+0.36s | 0.9%) | Unattached | 12/12/2025 | Winter SC Age Group Championships | |
| 1246 | Kaylin Custer | 38.36 | 10 | BB Min | A: 37.99 (+0.37s | 1.0%) | Royal Swimming | 11/08/2025 | Atlantis 2025 Fall Quack Tack Ular | |
| 1247 | Laura Villanueva | 38.36 | 10 | BB Min | A: 37.99 (+0.37s | 1.0%) | Yankton Swim Team | 12/13/2025 | VAST Winter Invitational | |
| 1248 | Evelyn Chatterton | 38.36 | 10 | BB Min | A: 37.99 (+0.37s | 1.0%) | Swim Neptune | 12/04/2025 | 2025 Holiday Swim Festival | |
| 1249 | Claudia Brzac | 38.36 | 10 | BB Min | A: 37.99 (+0.37s | 1.0%) | Team Suffolk | 01/30/2026 | 2026 MR SSC Polar Bear Plunge | |
| 1250 | Grace Chan | 38.36 | 10 | BB Min | A: 37.99 (+0.37s | 1.0%) | Central Queens Ym-Ywha | 11/16/2025 | 2025 MR LIAC Fall Festival Invitational | |
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.