USA Boys 10 & under - 50 Y Back
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 3151 | Thomas Louzao | 42.41 | 9 | BB Min | A: 37.59 (+4.82s | 11.4%) | Asphalt Green Unified Aquatics | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 3152 | Jude Ramirez | 42.41 | 9 | BB Min | A: 37.59 (+4.82s | 11.4%) | Katy Aquatic Team For Youth | 11/09/2024 | 2024 LSST November Open Meet | |
| 3153 | Karry Zu | 42.42 | 10 | BB Min | A: 37.59 (+4.83s | 11.4%) | Nashville Aquatic Club | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | |
| 3154 | Alex Li | 42.42 | 9 | BB Min | A: 37.59 (+4.83s | 11.4%) | DeAnza Cupertino Aquatics | 02/21/2026 | Pacific Swimming 10 U SCY Championship | |
| 3155 | Massimo Sclafani | 42.42 | 8 | BB Min | A: 37.59 (+4.83s | 11.4%) | Webbs Tornadoes Swim Team | 01/16/2026 | 2026 NE CS Bronze Championships | |
| 3156 | Zuriel Cariazo | 42.42 | 10 | BB Min | A: 37.59 (+4.83s | 11.4%) | Unattached | 03/06/2026 | 2026 CO 14 U Silver State | |
| 3157 | Leopold Vielhaber | 42.42 | 10 | BB Min | A: 37.59 (+4.83s | 11.4%) | Oly Swimming | 02/27/2026 | 2026 MCSA Junior Cup | |
| 3158 | Alexander Wright | 42.43 | 10 | BB Min | A: 37.59 (+4.84s | 11.4%) | Pine Crest Swimming | 02/06/2026 | 2026 Matt Mounts Memorial Swim Meet | |
| 3159 | Dominik Orlov | 42.43 | 9 | BB Min | A: 37.59 (+4.84s | 11.4%) | Avon Swim Club | 03/06/2026 | 2026 CO 14 U Silver State | |
| 3160 | Easton Hardman | 42.43 | 9 | BB Min | A: 37.59 (+4.84s | 11.4%) | Piranha Aquatics | 03/12/2026 | 2026 OH SC Junior Championships | |
| 3161 | Ishaan Mittal | 42.43 | 9 | BB Min | A: 37.59 (+4.84s | 11.4%) | Rogue Rapids | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 3162 | Benjamin Thomas | 42.43 | 9 | BB Min | A: 37.59 (+4.84s | 11.4%) | The Woodlands Swim Team | 02/21/2025 | MAC Hosted 2025 Gulf 12 Under Champs | |
| 3163 | Rees Yan | 42.43 | 10 | BB Min | A: 37.59 (+4.84s | 11.4%) | Cascadia Swimming | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 3164 | Anderson Cox | 42.43 | 10 | BB Min | A: 37.59 (+4.84s | 11.4%) | Lynchburg YMCA Swim Team | 03/19/2026 | 2026 USRY Short Course Champs | |
| 3165 | Cyrus Noorzai | 42.43 | 10 | BB Min | A: 37.59 (+4.84s | 11.4%) | Monocacy Aquatic Club | 09/26/2025 | RAC First Splash 2025 | |
| 3166 | Amir Turgunov | 42.44 | 9 | BB Min | A: 37.59 (+4.85s | 11.4%) | Patriot Aquatics | 10/25/2025 | 2025 Halloween Spooktacular | |
| 3167 | Noah Earney | 42.44 | 10 | BB Min | A: 37.59 (+4.85s | 11.4%) | Hanover Aquatics | 01/17/2026 | 2026 Duck Bowl | |
| 3168 | Lucas Hu | 42.44 | 9 | BB Min | A: 37.59 (+4.85s | 11.4%) | Dragon Swim Team | 01/17/2026 | 2026 PV January Open Audrey Moore | |
| 3169 | Parker Phinyowattanachip | 42.44 | 9 | BB Min | A: 37.59 (+4.85s | 11.4%) | Dolphin Club | 01/09/2026 | NOVA New Year S Kick Off | |
| 3170 | Neev Pingili | 42.44 | 10 | BB Min | A: 37.59 (+4.85s | 11.4%) | Columbia Aquatics Association | 01/03/2026 | 2026 ASTS Invitational | |
| 3171 | Gabriel Terrones | 42.44 | 10 | BB Min | A: 37.59 (+4.85s | 11.4%) | Team Eugene Aquatics | 11/07/2025 | 2025 McSwimville Invitational | |
| 3172 | Dave Stob | 42.45 | 9 | BB Min | A: 37.59 (+4.86s | 11.4%) | Grand Rapids Aquatics | 03/07/2026 | 2026 Lake Michigan Regional Meet | |
| 3173 | Bobby Geisser | 42.45 | 10 | BB Min | A: 37.59 (+4.86s | 11.4%) | Newport County YMCA Wahoos | 02/01/2026 | 2026 NE NCYW 36th Annual YMCA Pentathlon | |
| 3174 | Lorenzo Molina | 42.45 | 10 | BB Min | A: 37.59 (+4.86s | 11.4%) | City of Miami Parks Swim Team | 11/01/2025 | Piranhas Turkey Classic 2025 | |
| 3175 | Caleb Taussig | 42.45 | 9 | BB Min | A: 37.59 (+4.86s | 11.4%) | Denver Swim Academy | 02/14/2026 | 2026 CO ACES Winter Open | |
| 3176 | Zachery Socci | 42.46 | 10 | BB Min | A: 37.59 (+4.87s | 11.5%) | Smithfield YMCA Dolphins | 02/28/2026 | 2026 NE KCY A SENECY LEAGUE CHAMPS | |
| 3177 | Wesley Herro | 42.46 | 10 | BB Min | A: 37.59 (+4.87s | 11.5%) | Blue Dolfins | 10/25/2025 | 2025 Halloween Spooktacular | |
| 3178 | Lucas Nieves | 42.46 | 10 | BB Min | A: 37.59 (+4.87s | 11.5%) | San Juan Carib� | 11/21/2025 | 2025 RAFC Almost Turkey Invitational | |
| 3179 | Lincoln Sprague | 42.46 | 9 | BB Min | A: 37.59 (+4.87s | 11.5%) | Crimson Aquatics | 01/30/2026 | 2026 NE CS Silver Championships | |
| 3180 | Owen Yan | 42.46 | 10 | BB Min | A: 37.59 (+4.87s | 11.5%) | Wave Aquatics | 10/18/2025 | 2025 PN VAST Fall Classic | |
| 3181 | Beau Meeks | 42.46 | 10 | BB Min | A: 37.59 (+4.87s | 11.5%) | Swim Houston Aquatics Center | 10/05/2024 | SPA Fall Annual Fall Invite 2024 | |
| 3182 | Duorong Yu | 42.47 | 10 | BB Min | A: 37.59 (+4.88s | 11.5%) | Santa Clara Swim Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 3183 | Antonio Del Cid Santos | 42.47 | 9 | BB Min | A: 37.59 (+4.88s | 11.5%) | Harbor Bay | 02/13/2026 | Boys District IV 2A Champs 2026 | |
| 3184 | Edison Kahl | 42.47 | 10 | BB Min | A: 37.59 (+4.88s | 11.5%) | Sylvania Tsunami Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 3185 | Sawyer Guinn | 42.48 | 10 | BB Min | A: 37.59 (+4.89s | 11.5%) | North Kent Aquatic Team | 03/07/2026 | 2026 Lake Michigan Regional Meet | |
| 3186 | William Vaughn | 42.48 | 8 | BB Min | A: 37.59 (+4.89s | 11.5%) | Jupiter Dragons Swim Team | 11/21/2025 | 2025 NPB Turkey Invite | |
| 3187 | Demid Bogomolov | 42.48 | 8 | BB Min | A: 37.59 (+4.89s | 11.5%) | Matchpoint Nyc | 10/10/2025 | 2025 MR LIE Octoberfest Invitational | |
| 3188 | Mingcong Hou | 42.48 | 7 | BB Min | A: 37.59 (+4.89s | 11.5%) | Rockville Montgomery Swim Club | 02/14/2026 | 2026 RMSC Gender Blender Mini Meet | |
| 3189 | Zachariah Cornine | 42.49 | 9 | BB Min | A: 37.59 (+4.90s | 11.5%) | South Lake Aquatic Club | 10/18/2025 | 2025 SLAC IMX Challenge Invitational | |
| 3190 | Adam Bonnefon | 42.49 | 10 | BB Min | A: 37.59 (+4.90s | 11.5%) | Nitro Swimming | 02/06/2026 | 2026 ST AQTX STX Champs North | |
| 3191 | Benjamin Groves | 42.49 | 10 | BB Min | A: 37.59 (+4.90s | 11.5%) | Alamo Area Aquatic Association | 01/10/2026 | 2026 ST AHAC B Champs South Copied | |
| 3192 | Aiden Castan | 42.49 | 10 | BB Min | A: 37.59 (+4.90s | 11.5%) | Apex Aquatic Club | 11/14/2025 | 2025 PV November Open Dulles South | |
| 3193 | Isaac Ramos | 42.49 | 10 | BB Min | A: 37.59 (+4.90s | 11.5%) | Jesuit | 02/14/2025 | 2025 OR HS 6a 2 | |
| 3194 | Liam Larson | 42.50 | 9 | BB Min | A: 37.59 (+4.91s | 11.6%) | Pacific Swim | 12/13/2025 | 2025 SI CAST 14U Rising Stars 2 | |
| 3195 | Evans Cegelis | 42.50 | 10 | BB Min | A: 37.59 (+4.91s | 11.6%) | Y-Spartaquatics Swim Club | 01/16/2026 | 2026 TNAQ JANUARY INVITATIONAL | |
| 3196 | Elliott Rice | 42.50 | 9 | BB Min | A: 37.59 (+4.91s | 11.6%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 11/08/2025 | Atlantis 2025 Fall Quack Tack Ular | |
| 3197 | Joseph Saavedra | 42.50 | 10 | BB Min | A: 37.59 (+4.91s | 11.6%) | Arlington Aquatic Club | 01/17/2026 | 2026 PV January Open Audrey Moore | |
| 3198 | Francis Wang | 42.50 | 9 | BB Min | A: 37.59 (+4.91s | 11.6%) | West Coast Aquatics | 02/27/2026 | 2026 PN Feb Age Group Invite,Div 3 Approved | |
| 3199 | Tiwaloluwa Ajifolokun | 42.50 | 9 | BB Min | A: 37.59 (+4.91s | 11.6%) | Prince George\\\\\\'s Parks and Recr | 01/17/2026 | PVS January Open 2026 Fairland | |
| 3200 | August Baikauskas | 42.51 | 8 | BB Min | A: 37.59 (+4.92s | 11.6%) | Loyola Blakefield Aquatics | 11/01/2025 | 2025 Bridget Vache Memorial MAC Fall Frenzy | |
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.