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 | |
|---|---|---|---|---|---|---|---|---|---|
| 151 | Grace Hetherington | 39.11 | 10 | AA Min | AAA: 38.89 (+0.22s | 0.6%) | Star Swim Team | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 152 | Meredith Zhao | 39.12 | 10 | AA Min | AAA: 38.89 (+0.23s | 0.6%) | Rockville Montgomery Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 153 | Willow Murphy | 39.12 | 9 | AA Min | AAA: 38.89 (+0.23s | 0.6%) | Front Range Barracudas | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 154 | Rae Cubrilo | 39.14 | 10 | AA Min | AAA: 38.89 (+0.25s | 0.6%) | Phoenix Aquatic Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 155 | Marlow Umphress | 39.15 | 10 | AA Min | AAA: 38.89 (+0.26s | 0.7%) | Nitro Swimming | 02/20/2026 | 2026 ST AAAA SC STAGS | |
| 156 | Hattie Hughes | 39.15 | 10 | AA Min | AAA: 38.89 (+0.26s | 0.7%) | Huntsville Swim Association | 02/27/2026 | 2026 SE Southeastern Winter SC Championships | |
| 157 | Ester Shirley | 39.18 | 10 | AA Min | AAA: 38.89 (+0.29s | 0.7%) | Wasatch Front Fish Market | 12/13/2025 | SDAT Winter Pentathlon | |
| 158 | Audrey Chandra | 39.20 | 10 | AA Min | AAA: 38.89 (+0.31s | 0.8%) | Long Island Aquatic Club | 11/07/2025 | 2025 Mid Atlantic AG Championship Showdown | |
| 159 | Noelle Liang | 39.20 | 9 | AA Min | AAA: 38.89 (+0.31s | 0.8%) | Otter Swim Club | 03/20/2026 | SCY Spring Age Group Championships | |
| 160 | Harbor Hood | 39.21 | 10 | AA Min | AAA: 38.89 (+0.32s | 0.8%) | City of Charleston Southern M | 03/19/2026 | 2026 NC TAC ESSZ Age Group Sectionals | |
| 161 | Evelyn Voorhees Byrne | 39.22 | 10 | AA Min | AAA: 38.89 (+0.33s | 0.8%) | The Spartans of La Canada | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 162 | Annabella Drew | 39.23 | 10 | AA Min | AAA: 38.89 (+0.34s | 0.9%) | Dublin Community Swim Team | 03/12/2026 | 2026 OH SC Junior Championships | |
| 163 | Alice Decker | 39.25 | 10 | AA Min | AAA: 38.89 (+0.36s | 0.9%) | Saline Swim Team | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 164 | Zoey Wen | 39.26 | 10 | AA Min | AAA: 38.89 (+0.37s | 0.9%) | Cerritos Aquatic Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 165 | Clara Aikman | 39.27 | 10 | AA Min | AAA: 38.89 (+0.38s | 1.0%) | City of Charleston Southern M | 03/19/2026 | 2026 NC TAC ESSZ Age Group Sectionals | |
| 166 | Gracie Beimesche | 39.27 | 10 | AA Min | AAA: 38.89 (+0.38s | 1.0%) | Cincinnati Marlins | 03/12/2026 | 2026 OH SC Junior Championships | |
| 167 | Charlotte Anderson | 39.29 | 10 | AA Min | AAA: 38.89 (+0.40s | 1.0%) | University Place Aquatic Club | 03/19/2026 | 2026 Northwest Region AG Champs Approved | |
| 168 | Sandrine Pells-Wehner | 39.29 | 10 | AA Min | AAA: 38.89 (+0.40s | 1.0%) | Montclair Swim Team | 05/17/2026 | Montclair 14 Under Short Course Pentathlon | |
| 169 | Kasey Wu | 39.30 | 10 | AA Min | AAA: 38.89 (+0.41s | 1.0%) | Staten Island Aquatics Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 170 | Sophie Balykov | 39.31 | 10 | AA Min | AAA: 38.89 (+0.42s | 1.1%) | Long Island Aquatic Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 171 | Maeve Hansen | 39.31 | 9 | AA Min | AAA: 38.89 (+0.42s | 1.1%) | SwimMAC Carolina | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 172 | Alyson Gao | 39.31 | 9 | AA Min | AAA: 38.89 (+0.42s | 1.1%) | Bellevue Club Swim Team | 03/19/2026 | 2026 Northwest Region AG Champs Approved | |
| 173 | Annabelle Kaufenberg | 39.31 | 10 | AA Min | AAA: 38.89 (+0.42s | 1.1%) | Aquajets Swim Team | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 174 | Gabriella Gentile | 39.32 | 10 | AA Min | AAA: 38.89 (+0.43s | 1.1%) | Marlins Of Raleigh | 03/19/2026 | 2026 NC TAC ESSZ Age Group Sectionals | |
| 175 | Yoyo Wu | 39.35 | 8 | AA Min | AAA: 38.89 (+0.46s | 1.2%) | Atlantic Coast Athletic Club | 03/12/2026 | 2026 Virginia Swimming SC Age Group Champions | |
| 176 | Esmee Choi | 39.35 | 10 | AA Min | AAA: 38.89 (+0.46s | 1.2%) | Brea Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 177 | Stella Mondido-Shelly | 39.36 | 10 | AA Min | AAA: 38.89 (+0.47s | 1.2%) | Cp-Ac Swimming | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 178 | Emily Albright | 39.38 | 10 | AA Min | AAA: 38.89 (+0.49s | 1.2%) | Valley Shore YMCA Marlins | 03/21/2026 | 2026 NE YNS YMCA New England Championship | |
| 179 | Paloma Acosta-Clark | 39.42 | 10 | AA Min | AAA: 38.89 (+0.53s | 1.3%) | Parkland Aquatic Club | 12/11/2025 | 2025 Riley Eaton Holiday Invitational | |
| 180 | Rowan McLaughlin | 39.43 | 10 | AA Min | AAA: 38.89 (+0.54s | 1.4%) | Island Aquatics | 03/19/2026 | 2026 Northwest Region AG Champs Approved | |
| 181 | Luna Dong | 39.44 | 9 | AA Min | AAA: 38.89 (+0.55s | 1.4%) | Bellevue Club Swim Team | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 182 | Charlotte Hu | 39.44 | 10 | AA Min | AAA: 38.89 (+0.55s | 1.4%) | Nitro Swimming | 01/16/2026 | 2026 ST NTRO Winter Prelim Final Invite | |
| 183 | Miyabi Cambra | 39.46 | 10 | AA Min | AAA: 38.89 (+0.57s | 1.4%) | Kamehameha Swim Club | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 184 | Samantha Leung | 39.47 | 10 | AA Min | AAA: 38.89 (+0.58s | 1.5%) | Brooklyn Stingrays | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 185 | Isla Uccellini | 39.47 | 10 | AA Min | AAA: 38.89 (+0.58s | 1.5%) | Nova of Virginia | 01/16/2026 | GSA January Jump Start 2026 | |
| 186 | Nora Blackwell | 39.48 | 10 | AA Min | AAA: 38.89 (+0.59s | 1.5%) | Mecklenburg Swim Association | 02/26/2026 | 2026 NCS SC AG CHAMPS | |
| 187 | Charlotte Jiang | 39.50 | 9 | AA Min | AAA: 38.89 (+0.61s | 1.5%) | Arctic Aquatics | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 188 | Ella Taylor | 39.55 | 10 | AA Min | AAA: 38.89 (+0.66s | 1.7%) | North Baltimore Aquatic Club | 11/14/2025 | 2025 NBAC Thanksgiving Meet | |
| 189 | Alyssa Tao | 39.55 | 10 | AA Min | AAA: 38.89 (+0.66s | 1.7%) | Alto Swim Club | 03/28/2026 | Alto Rock The Blocks Invitational 2026 | |
| 190 | Blake Tucker | 39.56 | 10 | AA Min | AAA: 38.89 (+0.67s | 1.7%) | Black Marlins Swim Team | 01/17/2026 | 2026 NE KCY SENECY Winter Carnival | |
| 191 | Frida Gilcreace | 39.57 | 10 | AA Min | AAA: 38.89 (+0.68s | 1.7%) | South Gate Aquatics Club | 12/12/2025 | 2025 CA GWSC Winter Age Group Invitational | |
| 192 | Tiaraoluwa Sokunbi | 39.60 | 10 | AA Min | AAA: 38.89 (+0.71s | 1.8%) | Commonwealth Swimming | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 193 | Kensington Jones | 39.60 | 9 | AA Min | AAA: 38.89 (+0.71s | 1.8%) | Palo Alto Stanford Aquatics | 03/07/2026 | 2026 PASA Last Chance For JO S | |
| 194 | Sophia Chen | 39.60 | 9 | AA Min | AAA: 38.89 (+0.71s | 1.8%) | Tac Titans | 02/26/2026 | 2026 NCS SC AG CHAMPS | |
| 195 | Emilia Langdon | 39.60 | 10 | AA Min | AAA: 38.89 (+0.71s | 1.8%) | Palo Alto Stanford Aquatics | 04/09/2026 | 2026 Far Western SC Hosted By SCSC | |
| 196 | Avery Collin | 39.61 | 10 | AA Min | AAA: 38.89 (+0.72s | 1.8%) | Herndon Aquatic Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 197 | Athena Yeung | 39.62 | 10 | AA Min | AAA: 38.89 (+0.73s | 1.8%) | Unattached | 01/16/2026 | 2026 ST NTRO Winter Prelim Final Invite | |
| 198 | Kyle Brammer | 39.64 | 10 | AA Min | AAA: 38.89 (+0.75s | 1.9%) | Poseidon Swimming Inc | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 199 | Violet George | 39.65 | 10 | BB Min | A: 37.69 (+1.96s | 4.9%) | COSA Swimming | 12/19/2025 | 2025 CO Falfins Holiday Open | |
| 200 | Marie Severson | 39.65 | 10 | AA Min | AAA: 38.89 (+0.76s | 1.9%) | North Star Swim Team | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
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.