USA Girls 10 & under - 50 Y Breast
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 301 | Gray Murphy | 40.15 | 10 | AA Min | AAA: 38.89 (+1.26s | 3.1%) | Parkland Aquatic Club | 12/11/2025 | 2025 Riley Eaton Holiday Invitational | |
| 302 | Olivia Gonzalez | 40.16 | 10 | AA Min | AAA: 38.89 (+1.27s | 3.2%) | Brea Aquatics | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 303 | Alexandra Tieng | 40.16 | 10 | AA Min | AAA: 38.89 (+1.27s | 3.2%) | Badger Swim Club,Inc. | 02/06/2026 | 2026 MR COND Last Chance Invitational | |
| 304 | Brooke Byers | 40.16 | 10 | AA Min | AAA: 38.89 (+1.27s | 3.2%) | Aces Swim Club | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 305 | Madison Petoske | 40.16 | 10 | AA Min | AAA: 38.89 (+1.27s | 3.2%) | Long Island Express | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
| 306 | Maya Lennon | 40.17 | 10 | AA Min | AAA: 38.89 (+1.28s | 3.2%) | Pacifica Sea Lions | 01/10/2026 | SSF NEW YEAR SPLASH C B A+ | |
| 307 | Taylor Eisenman | 40.17 | 10 | AA Min | AAA: 38.89 (+1.28s | 3.2%) | Marlins Of Raleigh | 02/13/2026 | Speedo 2026 MOR Short Course Qualifier Meet | |
| 308 | Hayden Sall | 40.18 | 11 | AA Min | AAA: 38.89 (+1.29s | 3.2%) | Egra Waves | 01/10/2026 | 2026 Zeeland Winter Classic | |
| 309 | Molly Barber | 40.18 | 10 | AA Min | AAA: 38.89 (+1.29s | 3.2%) | South Florida Aquatic Club | 01/16/2026 | 2026 Speedo SoFlo Open | |
| 310 | Caroline Prillaman | 40.20 | 10 | AA Min | AAA: 38.89 (+1.31s | 3.3%) | Poseidon Swimming Inc | 11/22/2025 | NOVA Cranberry Contender | |
| 311 | Ariana Castro Martinez | 40.21 | 10 | AA Min | AAA: 38.89 (+1.32s | 3.3%) | Occoquan Swimming | 12/11/2025 | 2025 East Coast WinterFest | |
| 312 | Athena Yeung | 40.22 | 10 | AA Min | AAA: 38.89 (+1.33s | 3.3%) | Alamo Heights Aquatic Club ? A | 02/24/2026 | 2026 ST AAAA NS End Of Season Race Nights | |
| 313 | Hinaha Koga | 40.22 | 10 | AA Min | AAA: 38.89 (+1.33s | 3.3%) | Splash Aquatics | 11/09/2025 | OSL A+ SCY Meet | |
| 314 | Sophie Balykov | 40.23 | 10 | AA Min | AAA: 38.89 (+1.34s | 3.3%) | Long Island Aquatic Club | 01/09/2026 | 2026 MR TVSC TJ Kelly Memorial Joust | |
| 315 | Violet Osterloh | 40.26 | 10 | AA Min | AAA: 38.89 (+1.37s | 3.4%) | Brownell Talbot | 11/05/2025 | BLCK MW BT Block Party Sprint #1 | |
| 316 | Adrienne Rast | 40.26 | 10 | AA Min | AAA: 38.89 (+1.37s | 3.4%) | Nitro Swimming | 02/20/2026 | 2026 ST AAAA SC STAGS | |
| 317 | Audrey Petrie | 40.27 | 10 | AA Min | AAA: 38.89 (+1.38s | 3.4%) | South Shore YMCA Strypers | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 318 | Sarah Dellanoce | 40.29 | 11 | AA Min | AAA: 38.89 (+1.40s | 3.5%) | New Wave Swim Team | 02/14/2026 | 2026 TAC TITANS February Qualifier Meet | |
| 319 | Yzabella Camet | 40.29 | 10 | AA Min | AAA: 38.89 (+1.40s | 3.5%) | Nation\\\\\\'s Capital Swim Club | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 320 | Kensington Jones | 40.30 | 9 | AA Min | AAA: 38.89 (+1.41s | 3.5%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 321 | Lila Mahler | 40.30 | 10 | AA Min | AAA: 38.89 (+1.41s | 3.5%) | DC Dept Of Parks and Recreatio | 02/13/2026 | 39th Black History Swim Meet | |
| 322 | Miller Lippe | 40.30 | 9 | AA Min | AAA: 38.89 (+1.41s | 3.5%) | Nitro Swimming | 02/20/2026 | 2026 ST AAAA SC STAGS | |
| 323 | Olivia Spellmeyer | 40.31 | 10 | AA Min | AAA: 38.89 (+1.42s | 3.5%) | Humboldt Swim Club | 01/31/2026 | 2026 Peggy Ramirez Memorial Z3 Winter Champs | |
| 324 | Juliette Wilson | 40.32 | 11 | AA Min | AAA: 38.89 (+1.43s | 3.5%) | Cincinnati Aquatic Club | 02/19/2026 | 2026 OH CM SC Regional Championships | |
| 325 | Alyson Zhu | 40.33 | 10 | AA Min | AAA: 38.89 (+1.44s | 3.6%) | Long Island Aquatic Club | 01/09/2026 | 2026 MR TVSC TJ Kelly Memorial Joust | |
| 326 | Annabelle Evans | 40.35 | 10 | AA Min | AAA: 38.89 (+1.46s | 3.6%) | 757swim | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 327 | Kyle Brammer | 40.35 | 10 | AA Min | AAA: 38.89 (+1.46s | 3.6%) | Poseidon Swimming Inc | 01/16/2026 | CA Y Winter Rumble Copied | |
| 328 | Megan Xiao | 40.35 | 9 | AA Min | AAA: 38.89 (+1.46s | 3.6%) | Xtreme Swim Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 329 | Reese Miller | 40.35 | 10 | AA Min | AAA: 38.89 (+1.46s | 3.6%) | Denver Swim Academy | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 330 | Isabelle Graca | 40.38 | 10 | AA Min | AAA: 38.89 (+1.49s | 3.7%) | Prime Aquatics | 01/16/2026 | 2026 TNAQ JANUARY INVITATIONAL | |
| 331 | Gemma Harvey | 40.38 | 10 | AA Min | AAA: 38.89 (+1.49s | 3.7%) | Arena Club Aquatics | 11/14/2025 | Harvest Festival 2025 | |
| 332 | Ellora Patel | 40.39 | 9 | AA Min | AAA: 38.89 (+1.50s | 3.7%) | Dragon Swim Team | 02/20/2026 | 2026 FXFX Forty Niner | |
| 333 | Aristea Hultine | 40.39 | 10 | AA Min | AAA: 38.89 (+1.50s | 3.7%) | Denver Swim Academy | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 334 | Harper Gosdin | 40.39 | 10 | AA Min | AAA: 38.89 (+1.50s | 3.7%) | Huntsville Swim Association | 01/16/2026 | 2026 HSA TYR Invitational | |
| 335 | Summer Zhong | 40.40 | 10 | AA Min | AAA: 38.89 (+1.51s | 3.7%) | Nation\\\\\\'s Capital Swim Club | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 336 | Vivian Schroeder | 40.40 | 9 | AA Min | AAA: 38.89 (+1.51s | 3.7%) | Nation\\\\\\'s Capital Swim Club | 02/13/2026 | 2026 NCAP Winter Qualifier | |
| 337 | Blythe Rodgers | 40.40 | 10 | AA Min | AAA: 38.89 (+1.51s | 3.7%) | New Wave Swim Team | 02/26/2026 | 2026 NCS SC AG CHAMPS | |
| 338 | Adriana Murillo | 40.41 | 10 | AA Min | AAA: 38.89 (+1.52s | 3.8%) | A T L | 12/19/2025 | 2025 BD Leo Cancellare Memorial Swim Meet | |
| 339 | Jade Golnar | 40.41 | 10 | AA Min | AAA: 38.89 (+1.52s | 3.8%) | Asphalt Green Unified Aquatics | 01/17/2026 | 2026 MR AGUA MLK Invitational | |
| 340 | Ellie Hall | 40.42 | 9 | AA Min | AAA: 38.89 (+1.53s | 3.8%) | Cascadia Swimming | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 341 | Kaia Fullone | 40.42 | 9 | AA Min | AAA: 38.89 (+1.53s | 3.8%) | Saint Petersburg Aquatics | 02/06/2026 | 2026 TBAC Winter Meet Copied | |
| 342 | Carson Donlin | 40.42 | 10 | AA Min | AAA: 38.89 (+1.53s | 3.8%) | Denver Swim Academy | 02/14/2026 | 2026 CO ACES Winter Open | |
| 343 | Evalyn Lee | 40.44 | 9 | AA Min | AAA: 38.89 (+1.55s | 3.8%) | Cypress Fairbanks Swim Club | 02/21/2025 | MAC Hosted 2025 Gulf 12 Under Champs | |
| 344 | Whitney Skochko | 40.44 | 10 | AA Min | AAA: 38.89 (+1.55s | 3.8%) | Hydra Aquatics | 11/21/2025 | 2025 Fall Festivus | |
| 345 | Petra Miller | 40.45 | 10 | AA Min | AAA: 38.89 (+1.56s | 3.9%) | Santa Clara Swim Club | 11/08/2025 | Folsom Classic 2025 | |
| 346 | Addison Guenther | 40.45 | 11 | AA Min | AAA: 38.89 (+1.56s | 3.9%) | Hockomock Area YMCA Lightning | 02/28/2026 | 2026 NE NSSC Specialty At BC | |
| 347 | Skye Maldonado | 40.46 | 10 | AA Min | AAA: 38.89 (+1.57s | 3.9%) | Carson Tigersharks | 01/16/2026 | 2026 Blizzard Blast Swim Meet | |
| 348 | Camille Kringle | 40.46 | 10 | AA Min | AAA: 38.89 (+1.57s | 3.9%) | Swim Houston Aquatics Center | 11/07/2025 | 2025 ST SCY Surge Shark Sizzler | |
| 349 | Frances Steffens | 40.50 | 10 | AA Min | AAA: 38.89 (+1.61s | 4.0%) | South Shore YMCA Strypers | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 350 | Mila Niven | 40.50 | 10 | AA Min | AAA: 38.89 (+1.61s | 4.0%) | Badger Swim Club,Inc. | 02/06/2026 | 2026 MR COND Last Chance 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.