USA Boys 10 & under - 50 M Free
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 | Leonardo Mora Carrillo | 35.70 | 10 | BB Min | A: 35.69 (+0.01s | 0.0%) | Blue Marlins Aquatic Club | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 152 | Declan Wang | 35.70 | 10 | BB Min | A: 35.69 (+0.01s | 0.0%) | Fast Swim Team | 07/25/2024 | 2024 CA SCS GWSC Summer A G Champs | |
| 153 | Lucas Pan | 35.71 | 9 | BB Min | A: 35.69 (+0.02s | 0.1%) | Santa Clara Swim Club | 07/11/2025 | 2025 Age Group Championships | |
| 154 | Colt Sivells | 35.74 | 10 | BB Min | A: 35.69 (+0.05s | 0.1%) | Southwest Stars Swim Club | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 155 | Ethan Kang | 35.78 | 10 | BB Min | A: 35.69 (+0.09s | 0.3%) | Santa Clara Swim Club | 05/30/2025 | SCSC Pacific Swimming Long Course Intrasquad | |
| 156 | Tristan Shen | 35.81 | 10 | BB Min | A: 35.69 (+0.12s | 0.3%) | Brea Aquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 157 | Abraham Cheng | 35.84 | 10 | BB Min | A: 35.69 (+0.15s | 0.4%) | Aquazot Swim Club | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 158 | Samuel Fuller | 35.84 | 10 | BB Min | A: 35.69 (+0.15s | 0.4%) | Rose Bowl Aquatics | 06/12/2025 | 2025 CA SCS RAA June Age Group Championships | |
| 159 | Kash James | 35.85 | 9 | BB Min | A: 35.69 (+0.16s | 0.4%) | Coastal Aquatic Club | 04/25/2025 | 14th Annual JAX50 Sprint Dual Challenge | |
| 160 | Lukas Bell | 35.86 | 10 | BB Min | A: 35.69 (+0.17s | 0.5%) | SwimRVA | 06/27/2024 | NOVA Firecracker Classic | |
| 161 | Allister Georgiou | 35.87 | 10 | BB Min | A: 35.69 (+0.18s | 0.5%) | McGrath Marlins Swim Team | 07/24/2025 | 2025 SI LC AG CHAMPS | |
| 162 | Ari Thorne | 35.87 | 10 | BB Min | A: 35.69 (+0.18s | 0.5%) | Sarasota Sharks | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 163 | Artem Shtein | 35.87 | 10 | BB Min | A: 35.69 (+0.18s | 0.5%) | SwimRight Team | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 164 | Dean Hunter | 35.92 | 10 | BB Min | A: 35.69 (+0.23s | 0.6%) | Unattached | 05/17/2025 | 2025 PSA May Invite | |
| 165 | Emry Lotito | 35.94 | 9 | BB Min | A: 35.69 (+0.25s | 0.7%) | West Florida Lightning Aquatic | 01/16/2026 | 2026 TRIALS FUNDRAISER MEET | |
| 166 | Kian Sotomayor | 35.96 | 10 | BB Min | A: 35.69 (+0.27s | 0.8%) | Rose Bowl Aquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 167 | Gustavo Granados | 35.97 | 9 | BB Min | A: 35.69 (+0.28s | 0.8%) | Fenix Swim Club | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 168 | Ewan Anderson | 35.98 | 10 | BB Min | A: 35.69 (+0.29s | 0.8%) | Macedonia Manta Ray Swim Team | 06/12/2025 | Holtrey Summer Classic | |
| 169 | Lorenzo Alberani | 35.99 | 10 | BB Min | A: 35.69 (+0.30s | 0.8%) | Azura Florida Aquatics | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 170 | Mahkoah Tanap | 36.00 | 10 | BB Min | A: 35.69 (+0.31s | 0.9%) | Paseo Aquatics Swim Team | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 171 | Brody Sandvig | 36.02 | 10 | BB Min | A: 35.69 (+0.33s | 0.9%) | Golden West Swim Club | 06/12/2025 | 2025 CA SCS RAA June Age Group Championships | |
| 172 | James Zechmeister | 36.02 | 8 | BB Min | A: 35.69 (+0.33s | 0.9%) | Minnetonka Swim Club | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
| 173 | Daniel Klyzhko | 36.06 | 10 | B Min | BB: 34.79 (+1.27s | 3.5%) | Cypress Fairbanks Swim Club | 06/13/2025 | 2025 ST ASC Firecracker | |
| 174 | Elijah Hutagalung | 36.15 | 10 | BB Min | A: 35.69 (+0.46s | 1.3%) | Aspire Aquatics of Colorado | 07/25/2025 | 2025 CO CSI Age Group Championships | |
| 175 | Porter Pitti | 36.20 | 9 | BB Min | A: 35.69 (+0.51s | 1.4%) | Olympus Aquatics | 06/18/2025 | 2025 UT CHAT INVITATIONAL | |
| 176 | Zac Sonne | 36.20 | 10 | BB Min | A: 35.69 (+0.51s | 1.4%) | Indian River Aquatics | 05/23/2025 | 2025 Dr Aspi Doctor Memorial Invitational | |
| 177 | Mikhail Pratt | 36.21 | 9 | BB Min | A: 35.69 (+0.52s | 1.4%) | Alpha Aquatics | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 178 | Yihong Xiang | 36.21 | 10 | BB Min | A: 35.69 (+0.52s | 1.4%) | Tualatin Hills Swim Club | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 179 | Kyle Wang | 36.21 | 10 | BB Min | A: 35.69 (+0.52s | 1.4%) | Freedom Aquatics | 08/06/2025 | 2025 Summer Elite Showcase | |
| 180 | Geonyeong Lee | 36.22 | 10 | BB Min | A: 35.69 (+0.53s | 1.5%) | Life Time Michigan Swim Team | 02/11/2026 | February 2026 Life Time Michigan Intersquad | |
| 181 | Kennedy Whiting | 36.23 | 10 | BB Min | A: 35.69 (+0.54s | 1.5%) | Minnetonka Swim Club | 07/12/2025 | 2025 MN BAC Last Chance Invitational | |
| 182 | Luke Ready | 36.24 | 10 | BB Min | A: 35.69 (+0.55s | 1.5%) | Kennebec Valley YMCA | 07/11/2024 | 2024 ME 3rd Annual LCM Championships | |
| 183 | Logan Thatcher | 36.24 | 10 | BB Min | A: 35.69 (+0.55s | 1.5%) | Beach Cities Swimming | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 184 | Henry Goddard | 36.24 | 10 | BB Min | A: 35.69 (+0.55s | 1.5%) | Cascadia Swimming | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 185 | Dylan sun | 36.28 | 10 | BB Min | A: 35.69 (+0.59s | 1.6%) | Brea Aquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 186 | Matias Cardona | 36.29 | 10 | BB Min | A: 35.69 (+0.60s | 1.7%) | SwimFast | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 187 | Isaac Zepeda | 36.34 | 10 | BB Min | A: 35.69 (+0.65s | 1.8%) | South Gate Aquatics Club | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 188 | Charlie Lockett | 36.36 | 9 | BB Min | A: 35.69 (+0.67s | 1.8%) | Nitro Swimming | 04/26/2025 | 2025 ST NTRO Splashing Into Long Course | |
| 189 | Kyle Kang | 36.36 | 10 | BB Min | A: 35.69 (+0.67s | 1.8%) | Brea Aquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 190 | Zachary Mokhiber | 36.37 | 10 | BB Min | A: 35.69 (+0.68s | 1.9%) | T2 Aquatics | 06/20/2025 | 2025 GCST MARK MCCAW SUMMER | |
| 191 | Brooks Switaj | 36.37 | 9 | BB Min | A: 35.69 (+0.68s | 1.9%) | Bellevue Club Swim Team | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 192 | Eliott Jackson | 36.38 | 10 | BB Min | A: 35.69 (+0.69s | 1.9%) | Team Eugene Aquatics | 07/12/2025 | 2025 OSI Arena Summer LC 10 U Championships | |
| 193 | Samuel Fuerstneau | 36.39 | 10 | BB Min | A: 35.69 (+0.70s | 1.9%) | Edina Swim Club | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
| 194 | Koku Saddawi-Banno | 36.41 | 9 | BB Min | A: 35.69 (+0.72s | 2.0%) | Jbarracudas Swim Team | 07/24/2025 | 2025 SI LC AG CHAMPS | |
| 195 | Andrew Lin | 36.41 | 10 | BB Min | A: 35.69 (+0.72s | 2.0%) | Bellevue Club Swim Team | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 196 | Preston Kerchusky | 36.42 | 10 | BB Min | A: 35.69 (+0.73s | 2.0%) | Boise YMCA Swim Team | 07/18/2025 | 2025 LCM Summer Championships | |
| 197 | Reid Kelly | 36.43 | 9 | BB Min | A: 35.69 (+0.74s | 2.0%) | Front Range Barracudas | 05/30/2025 | 2025 CO Barracuda Summer Sizzler Invite | |
| 198 | Mark Kiselev | 36.43 | 9 | BB Min | A: 35.69 (+0.74s | 2.0%) | Royal Swim Team | 07/24/2025 | 2025 CA SCS Summer A G Champs CANY | |
| 199 | Miles Kavanaugh | 36.45 | 10 | BB Min | A: 35.69 (+0.76s | 2.1%) | University Place Aquatic Club | 07/11/2025 | 2025 PN OCA July Jamboree Invitational | |
| 200 | Kai Hawkes | 36.47 | 10 | BB Min | A: 35.69 (+0.78s | 2.1%) | Unattached | 07/12/2025 | 2025 OSI Arena Summer LC 10 U 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.