USA Boys 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 | Ewan Anderson | 49.32 | 10 | BB Min | A: 47.89 (+1.43s | 2.9%) | Macedonia Manta Ray Swim Team | 07/24/2025 | 2025 LE Age Group And Senior LC Championships | |
| 152 | Krish Samanta | 49.33 | 10 | BB Min | A: 47.89 (+1.44s | 2.9%) | Blast Sharks | 06/12/2025 | 2025 SCS June AG Invite @ La Mirada Armada | |
| 153 | Ethan Canlas | 49.34 | 10 | BB Min | A: 47.89 (+1.45s | 2.9%) | Sandpipers of Nevada | 06/12/2025 | 2025 SCS June AG Invite @ La Mirada Armada | |
| 154 | Sebastien Gallant | 49.35 | 10 | BB Min | A: 47.89 (+1.46s | 3.0%) | Tuna Swim Club | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
| 155 | YuBo Wang | 49.40 | 10 | BB Min | A: 47.89 (+1.51s | 3.1%) | Laker Swim | 04/26/2025 | 2025 Ron Nardozzi Pre Derby Sprint Invite | |
| 156 | Demian Jarmy | 49.40 | 10 | BB Min | A: 47.89 (+1.51s | 3.1%) | Pleasanton Seahawks | 06/20/2025 | Zone 2 Last Chance To AG Champs | |
| 157 | Dongxin Xian | 49.43 | 10 | BB Min | A: 47.89 (+1.54s | 3.1%) | Arcadia Riptides Swim Club | 06/12/2025 | 2025 SCS June AG Invite @ La Mirada Armada | |
| 158 | Benjamin Hankinson | 49.43 | 9 | BB Min | A: 47.89 (+1.54s | 3.1%) | Jupiter Dragons Swim Team | 06/07/2025 | 2025 TCA Aaron Vaughn Memorial | |
| 159 | Gavin Mahrous | 49.43 | 9 | BB Min | A: 47.89 (+1.54s | 3.1%) | Sioux Falls Swim Team | 06/27/2025 | 2025 SD SFST Sanford Invite | |
| 160 | Allen Chen | 49.45 | 10 | BB Min | A: 47.89 (+1.56s | 3.2%) | Seattle Metropolitan Aquatic C | 06/27/2025 | 2025 PN SMAC Summer Classic Invitational | |
| 161 | Ethan Gaffin | 49.48 | 9 | BB Min | A: 47.89 (+1.59s | 3.2%) | Alamo Area Aquatic Association | 06/13/2025 | 2025 ST ASC Firecracker | |
| 162 | Lucas Stocker | 49.48 | 10 | BB Min | A: 47.89 (+1.59s | 3.2%) | Coastal Machine Aquatics Club | 07/25/2024 | 2024 CA SCS RAA Summer A G Champs | |
| 163 | Nico Bausher | 49.50 | 10 | BB Min | A: 47.89 (+1.61s | 3.3%) | Southwest Stars Swim Club | 06/12/2025 | 2025 RAFC Summer Solstice | |
| 164 | Jeffrey Hill | 49.59 | 10 | BB Min | A: 47.89 (+1.70s | 3.4%) | Saint Andrew\\\\\\'s Aquatics | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 165 | Mason Stout | 49.64 | 10 | BB Min | A: 47.89 (+1.75s | 3.5%) | Foxjets Swim Team | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
| 166 | Ethan Duncan | 49.65 | 10 | BB Min | A: 47.89 (+1.76s | 3.5%) | All Star Aquatics | 05/17/2024 | HNVR Storm Surge 2024 | |
| 167 | Jackson Lee | 49.68 | 10 | BB Min | A: 47.89 (+1.79s | 3.6%) | Burlingame Aquatics | 06/06/2025 | BAC C B A Meet | |
| 168 | Phinnaeus Johnson | 49.75 | 10 | BB Min | A: 47.89 (+1.86s | 3.7%) | South Valley Makos | 06/27/2025 | Valley Splash | |
| 169 | Aydan Li | 49.78 | 10 | BB Min | A: 47.89 (+1.89s | 3.8%) | Hydro Aquatics Club | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 170 | Jaden Shin | 49.78 | 10 | BB Min | A: 47.89 (+1.89s | 3.8%) | South Snohomish Co Dolphins | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 171 | Max Peterson | 49.82 | 10 | BB Min | A: 47.89 (+1.93s | 3.9%) | Cottonwood Heights Aquatics | 07/17/2025 | 2025 UTAGS LC Championships | |
| 172 | Wyatt Chandler | 49.83 | 10 | BB Min | A: 47.89 (+1.94s | 3.9%) | San Dimas Aquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 173 | James Stitt | 49.86 | 10 | BB Min | A: 47.89 (+1.97s | 4.0%) | Team Pittsburgh Elite Aquatics | 06/12/2025 | Holtrey Summer Classic | |
| 174 | Aaron Kim | 49.86 | 9 | BB Min | A: 47.89 (+1.97s | 4.0%) | The Spartans of La Canada | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 175 | Kamden Love | 49.87 | 10 | BB Min | A: 47.89 (+1.98s | 4.0%) | Stingray Swim Team | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 176 | Noah Olusanya | 49.89 | 9 | BB Min | A: 47.89 (+2.00s | 4.0%) | 07/10/2025 | 2025 FL Summer Age Group Championships | ||
| 177 | Olin Beerens | 49.90 | 10 | BB Min | A: 47.89 (+2.01s | 4.0%) | Longhorn Aquatics | 06/27/2025 | 2025 ST HPAC Long Course STX Championship | |
| 178 | Caden Shen | 49.98 | 10 | BB Min | A: 47.89 (+2.09s | 4.2%) | Lakeside Aquatic Club | 07/16/2025 | 2025 Texas Age Group Championships | |
| 179 | Jozua Sugianto | 49.98 | 10 | BB Min | A: 47.89 (+2.09s | 4.2%) | Unattached | 04/19/2025 | Alto Spring Jam Meet | |
| 180 | Ryan Nesmith | 50.02 | 10 | BB Min | A: 47.89 (+2.13s | 4.3%) | Swim Florida | 05/23/2025 | 2025 T2 Aquatics Norris Foundation LC Meet | |
| 181 | Willem Foreman | 50.04 | 10 | BB Min | A: 47.89 (+2.15s | 4.3%) | Mansfield Aquatic Club | 07/16/2025 | 2025 Texas Age Group Championships | |
| 182 | Eli Lawson | 50.04 | 9 | BB Min | A: 47.89 (+2.15s | 4.3%) | Dolphin Aquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 183 | Ishaan Karunanayake | 50.07 | 10 | BB Min | A: 47.89 (+2.18s | 4.4%) | Alto Swim Club | 06/27/2025 | Alto Summer Swelter | |
| 184 | Edwin Fernando | 50.08 | 10 | BB Min | A: 47.89 (+2.19s | 4.4%) | Cerritos Aquatic Club | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 185 | William Power | 50.11 | 10 | BB Min | A: 47.89 (+2.22s | 4.4%) | Unattached | 06/27/2025 | Valley Splash | |
| 186 | Crosby Coleman | 50.16 | 10 | BB Min | A: 47.89 (+2.27s | 4.5%) | Rochester Swim Club | 05/03/2025 | 2025 MN RSC Pentathlon | |
| 187 | Angel Garcia III | 50.18 | 10 | BB Min | A: 47.89 (+2.29s | 4.6%) | Golden West Swim Club | 07/25/2024 | 2024 CA SCS GWSC Summer A G Champs | |
| 188 | Landon Gura | 50.18 | 9 | BB Min | A: 47.89 (+2.29s | 4.6%) | North Coast Aquatics | 07/24/2025 | 2025 SI LC AG CHAMPS | |
| 189 | Ray Yu | 50.18 | 10 | BB Min | A: 47.89 (+2.29s | 4.6%) | Aquazot Swim Club | 06/12/2025 | 2025 SCS June AG Invite @ La Mirada Armada | |
| 190 | Tang Zheng | 50.19 | 9 | BB Min | A: 47.89 (+2.30s | 4.6%) | Clearwater Aquatic Team | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 191 | Zac Sonne | 50.28 | 10 | BB Min | A: 47.89 (+2.39s | 4.8%) | Indian River Aquatics | 05/23/2025 | 2025 Dr Aspi Doctor Memorial Invitational | |
| 192 | Parker Sampson | 50.30 | 10 | BB Min | A: 47.89 (+2.41s | 4.8%) | Denver Swim Academy | 05/17/2025 | 2025 CO Hilltopper Invite | |
| 193 | Jensen Huang | 50.30 | 10 | BB Min | A: 47.89 (+2.41s | 4.8%) | Arcadia Riptides Swim Club | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 194 | Gustavo Luna | 50.30 | 10 | BB Min | A: 47.89 (+2.41s | 4.8%) | Paseo Aquatics Swim Team | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 195 | Liam Schnobrich | 50.30 | 10 | BB Min | A: 47.89 (+2.41s | 4.8%) | St Croix Swim Club | 05/29/2025 | 2025 MN WOLF HUFF N PUFF INVITE | |
| 196 | Max Madera | 50.31 | 10 | BB Min | A: 47.89 (+2.42s | 4.8%) | Fast Falcons | 05/16/2025 | 2025 FAST May Invite | |
| 197 | Mikhail Pratt | 50.31 | 9 | BB Min | A: 47.89 (+2.42s | 4.8%) | Alpha Aquatics | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 198 | Ashwin Tiwari | 50.38 | 9 | BB Min | A: 47.89 (+2.49s | 4.9%) | Olympic Cascade Aquatics | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 199 | Jarvis Qu | 50.39 | 9 | BB Min | A: 47.89 (+2.50s | 5.0%) | Mission Viejo Nadadores | 06/12/2025 | 2025 SCS June AG Invite @ La Mirada Armada | |
| 200 | Declan Sederholm | 50.40 | 10 | BB Min | A: 47.89 (+2.51s | 5.0%) | Hilltop Aquatic Swim Team | 07/17/2025 | 2025 UTAGS LC 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.