USA Girls 10 & under - 50 M 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 | Emma Zhao | 44.93 | 10 | AA Min | AAA: 44.29 (+0.64s | 1.4%) | Northside Aquatics | 06/11/2026 | 2026 ST NIST George Block Invitational | |
| 152 | Lawson Comstock | 44.94 | 10 | AA Min | AAA: 44.29 (+0.65s | 1.4%) | Charles River Aquatics | 05/08/2026 | 2026 NE CRA MIT Team Specialty LC Meet | |
| 153 | Evandra Walsh | 44.95 | 10 | AA Min | AAA: 44.29 (+0.66s | 1.5%) | Riptide Swim Team | 06/12/2026 | 2026 CO CSI Long Course Open | |
| 154 | Laura Gotto | 44.95 | 10 | AA Min | AAA: 44.29 (+0.66s | 1.5%) | Aquawolves Swimming | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 155 | Elizabeth Takahashi | 44.97 | 10 | AA Min | AAA: 44.29 (+0.68s | 1.5%) | Hawaii Swimming Club | 06/06/2026 | 2026 15th Annual Wada Rainbow Invitational | |
| 156 | Mandy Du | 44.97 | 9 | AA Min | AAA: 44.29 (+0.68s | 1.5%) | Tac Titans | 07/16/2026 | 2026 NCS LC AG Championships | |
| 157 | Kayona Brown | 44.97 | 10 | AA Min | AAA: 44.29 (+0.68s | 1.5%) | Humboldt Swim Club | 07/30/2026 | Long Course Far Westerns | |
| 158 | Gracelyn Pelych | 44.98 | 10 | AA Min | AAA: 44.29 (+0.69s | 1.5%) | Unattached | 07/30/2026 | 2026 CZ 14 U Championship Meet IN | |
| 159 | Brynn Giuffre | 45.00 | 10 | AA Min | AAA: 44.29 (+0.71s | 1.6%) | Metro East Titans Swimming | 07/23/2026 | 2026 Ozark Long Course Champs Copied | |
| 160 | Mary Barton | 45.02 | 9 | AA Min | AAA: 44.29 (+0.73s | 1.6%) | Southwest Stars Swim Club | 05/15/2026 | 2026 PA Long Course Invite | |
| 161 | Chloe Chai | 45.03 | 10 | AA Min | AAA: 44.29 (+0.74s | 1.6%) | Santa Clara Swim Club | 07/17/2026 | 2026 Adam Szmidt Memorial PC Summer AG Champs | |
| 162 | Sadie Van Horn | 45.04 | 10 | AA Min | AAA: 44.29 (+0.75s | 1.7%) | Bellevue Club Swim Team | 06/13/2026 | 2026 PN IST June Invtational Approved | |
| 163 | Bailey Luu | 45.04 | 10 | AA Min | AAA: 44.29 (+0.75s | 1.7%) | Aquazot Swim Club | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 164 | Alina Elia | 45.04 | 10 | AA Min | AAA: 44.29 (+0.75s | 1.7%) | Team Rebel Aquatics | 07/23/2026 | 2026 CA SCS RAA Summer A G Champs Copied | |
| 165 | Alyse Tang | 45.07 | 10 | AA Min | AAA: 44.29 (+0.78s | 1.7%) | South San Francisco Aquatics | 07/30/2026 | Long Course Far Westerns | |
| 166 | Simone Rogers | 45.11 | 10 | AA Min | AAA: 44.29 (+0.82s | 1.8%) | Aces Swim Club | 07/24/2026 | 2026 CO Age Group LCM State Championships | |
| 167 | Sophie Wang | 45.13 | 10 | AA Min | AAA: 44.29 (+0.84s | 1.9%) | Seattle Metropolitan Aquatic C | 07/10/2026 | 2026 PN OCA Last Chance Invitational Approve | |
| 168 | Rosie Collins | 45.13 | 10 | AA Min | AAA: 44.29 (+0.84s | 1.9%) | North Carolina Aquatic Club | 07/16/2026 | 2026 NCS LC AG Championships | |
| 169 | Nya Lu | 45.14 | 10 | AA Min | AAA: 44.29 (+0.85s | 1.9%) | South Orange County Aquatics | 07/23/2026 | 2026 CA SCS Summer A G Champs | |
| 170 | Delaney Seavers | 45.14 | 10 | AA Min | AAA: 44.29 (+0.85s | 1.9%) | Annapolis Swim Club | 07/29/2026 | 2026 MD LSC LC Championship | |
| 171 | Jacqueline Kuo | 45.14 | 9 | AA Min | AAA: 44.29 (+0.85s | 1.9%) | California Dolphins Swim Team | 05/23/2026 | 2026 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 172 | Izzy Monfort-Chang | 45.15 | 10 | AA Min | AAA: 44.29 (+0.86s | 1.9%) | Nitro Swimming | 07/09/2026 | 2026 ST NIST LC STAGS | |
| 173 | Adalyn Zucco | 45.15 | 10 | AA Min | AAA: 44.29 (+0.86s | 1.9%) | Eagle Swim Team Inc. | 07/29/2026 | 2026 MD LSC LC Championship | |
| 174 | Ella Masson | 45.15 | 10 | AA Min | AAA: 44.29 (+0.86s | 1.9%) | Old Dominion Aquatic Club | 07/16/2026 | 2026 Virginia Swimming LC Age Group Champions | |
| 175 | Kyle Brammer | 45.16 | 10 | AA Min | AAA: 44.29 (+0.87s | 1.9%) | Poseidon Swimming Inc | 06/25/2026 | LC Central District Champs | |
| 176 | Bella Turner | 45.16 | 10 | AA Min | AAA: 44.29 (+0.87s | 1.9%) | Nashville Aquatic Club | 07/17/2026 | 2026 SE Southeastern Summer LC Championships | |
| 177 | Hannah Villagomez | 45.16 | 10 | AA Min | AAA: 44.29 (+0.87s | 1.9%) | Garden Grove Aquatics | 07/23/2026 | 2026 CA SCS Summer A G Champs | |
| 178 | Manqing Huang | 45.17 | 9 | AA Min | AAA: 44.29 (+0.88s | 1.9%) | Irvine Novaquatics | 07/16/2026 | 2026 SCS ELITE Age Group LCM Championship | |
| 179 | Kayla Cepeda | 45.19 | 10 | AA Min | AAA: 44.29 (+0.90s | 2.0%) | Southwest Aquatic Team | 06/26/2026 | 2026 BD EPAP Jack White Memorial Classic | |
| 180 | Ivy Liao | 45.19 | 10 | AA Min | AAA: 44.29 (+0.90s | 2.0%) | Arctic Aquatics | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 181 | Megan Xiao | 45.21 | 9 | AA Min | AAA: 44.29 (+0.92s | 2.0%) | Xtreme Swim Club | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 182 | Angela Liu-Korovkine | 45.25 | 10 | AA Min | AAA: 44.29 (+0.96s | 2.1%) | Bluefish Swim Club | 06/05/2026 | 2026 NE SAC America S Cup | |
| 183 | Bryn Zimmer | 45.26 | 10 | AA Min | AAA: 44.29 (+0.97s | 2.1%) | Longhorn Aquatics | 07/09/2026 | 2026 ST NIST LC STAGS | |
| 184 | Aysa Lolia | 45.28 | 10 | AA Min | AAA: 44.29 (+0.99s | 2.2%) | Ccat Swimming | 07/23/2026 | 2026 CA SCS Summer A G Champs @ BREA | |
| 185 | Leilani Light | 45.28 | 10 | AA Min | AAA: 44.29 (+0.99s | 2.2%) | Splash Aquatics | 07/16/2026 | 2026 HISI LCM Championships | |
| 186 | Adrienne Wik | 45.29 | 10 | AA Min | AAA: 44.29 (+1.00s | 2.2%) | Southwest Stars Swim Club | 05/15/2026 | 2026 PA Long Course Invite | |
| 187 | Avery Eash | 45.30 | 10 | AA Min | AAA: 44.29 (+1.01s | 2.2%) | Palo Alto Stanford Aquatics | 07/17/2026 | 2026 Adam Szmidt Memorial PC Summer AG Champs | |
| 188 | Berit Zevnik | 45.31 | 10 | AA Min | AAA: 44.29 (+1.02s | 2.3%) | Riptide Swim Team | 05/28/2026 | 2026 MN WOLF HUFF N PUFF INVITE | |
| 189 | Madison Chapman | 45.37 | 10 | AA Min | AAA: 44.29 (+1.08s | 2.4%) | SwimMAC Carolina | 07/16/2026 | 2026 NCS LC AG Championships | |
| 190 | Enzhi Liu | 45.39 | 10 | AA Min | AAA: 44.29 (+1.10s | 2.4%) | SwimMAC Carolina | 06/19/2026 | GSA 70th Annual Eastern Invitational | |
| 191 | Annabelle Shi | 45.40 | 9 | AA Min | AAA: 44.29 (+1.11s | 2.4%) | Los Angeles Swim Club | 07/23/2026 | 2026 CA SCS Summer A G Champs @ BREA | |
| 192 | Michelle Zhang | 45.41 | 10 | AA Min | AAA: 44.29 (+1.12s | 2.5%) | Pro Swimming | 07/10/2026 | 2026 PN OCA Last Chance Invitational Approve | |
| 193 | Aisha Yerlanova | 45.45 | 9 | AA Min | AAA: 44.29 (+1.16s | 2.6%) | Planet Swim Aquatics | 07/09/2026 | 2026 FL Summer Age Group Championships | |
| 194 | Amarie Jackson | 45.46 | 5 | AA Min | AAA: 44.29 (+1.17s | 2.6%) | Brentwood Seawolves | 07/30/2026 | Long Course Far Westerns | |
| 195 | Jessica wei | 45.47 | 9 | AA Min | AAA: 44.29 (+1.18s | 2.6%) | Cerritos Aquatic Club | 07/23/2026 | 2026 CA SCS Summer A G Champs @ BREA | |
| 196 | Joy Song | 45.51 | 10 | AA Min | AAA: 44.29 (+1.22s | 2.7%) | University Place Aquatic Club | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 197 | Mariela Quintero | 45.51 | 9 | AA Min | AAA: 44.29 (+1.22s | 2.7%) | Equipo Natacion Encantada | 05/01/2026 | Jesse Vasallo Swimming Invitational | |
| 198 | Samvida Tengshe | 45.51 | 10 | AA Min | AAA: 44.29 (+1.22s | 2.7%) | Tualatin Hills Swim Club | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 199 | Jion Kim | 45.52 | 10 | AA Min | AAA: 44.29 (+1.23s | 2.7%) | Sandpipers of Nevada | 07/23/2026 | 2026 CA SCS Summer A G Champs | |
| 200 | Emma Luhta | 45.54 | 10 | AA Min | AAA: 44.29 (+1.25s | 2.7%) | Annapolis Swim Club | 07/29/2026 | 2026 MD LSC LC 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.