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 | |
|---|---|---|---|---|---|---|---|---|---|
| 3151 | Peter Duffin | 44.66 | 9 | B: 43.89 (+0.77s | 1.7%) | Tri-city Channel Cats | 07/25/2025 | 2025 IES LC CHAMPIONSHIPS | ||
| 3152 | Elias Winter | 44.66 | 10 | B: 43.89 (+0.77s | 1.7%) | YMCA of the Triangle Area Swim | 04/24/2026 | 2026 RSA Warm Up To LC Copied Copied | ||
| 3153 | Dutch Pyburn | 44.66 | 10 | B: 43.89 (+0.77s | 1.7%) | Albany Aquatic Association | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | ||
| 3154 | Wyatt Anderson | 44.67 | 9 | B: 43.89 (+0.78s | 1.7%) | Jcc Jellyfish Club | 06/21/2024 | Water Dragon Open | ||
| 3155 | Beckett Neeley | 44.67 | 10 | B: 43.89 (+0.78s | 1.7%) | Front Range Barracudas | 05/23/2026 | 2026 CO CUDA Vs AQUA Dual | ||
| 3156 | Andrew Chen | 44.67 | 8 | B: 43.89 (+0.78s | 1.7%) | Seattle Metropolitan Aquatic C | 05/28/2026 | 2026 IE VS Apple Capital | ||
| 3157 | Kolbe Wenk | 44.67 | 8 | B: 43.89 (+0.78s | 1.7%) | Piranhas YMCA of the Suncoast | 05/01/2026 | 2026 WFLA SPRING OPEN | ||
| 3158 | Joseph Leach | 44.68 | 9 | B: 43.89 (+0.79s | 1.8%) | Highlands Ranch Aquatics | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | ||
| 3159 | Gunnar Syverson | 44.68 | 9 | B: 43.89 (+0.79s | 1.8%) | Sioux Falls Swim Team | 06/26/2026 | 2026 SD SFST Summer Surge Classic | ||
| 3160 | Dominic Angerami | 44.69 | 10 | B: 43.89 (+0.80s | 1.8%) | San Francisco Seals Swim Team | 06/12/2026 | Neptune Swimming June LC Meet | ||
| 3161 | Andrew Mastilenko | 44.69 | 10 | B: 43.89 (+0.80s | 1.8%) | Lakeshore Swim Club | 07/10/2026 | 2026 OH NE LC Regional Champs | ||
| 3162 | Eric Hong | 44.70 | 9 | B: 43.89 (+0.81s | 1.8%) | Rochester Swim Club | 07/17/2026 | 2026 MN MTKA Minnesota Regional Championship | ||
| 3163 | Luke Taylor | 44.70 | 7 | B: 43.89 (+0.81s | 1.8%) | Laramie Swim Club | 04/24/2026 | 2026 CO FAST Spring Splash | ||
| 3164 | Elijah Powell | 44.70 | 7 | B: 43.89 (+0.81s | 1.8%) | Indian River Aquatics | 07/25/2026 | SEA Pirate Plunge 2026 | ||
| 3165 | Holden Hoffman | 44.70 | 9 | B: 43.89 (+0.81s | 1.8%) | Terrapins Swim Team | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | ||
| 3166 | Jasper Tian | 44.72 | 9 | B: 43.89 (+0.83s | 1.9%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | ||
| 3167 | Luca Childress | 44.72 | 10 | B: 43.89 (+0.83s | 1.9%) | McCallie-GPS Aquatics | 07/17/2026 | 2026 SE Southeastern Summer LC Championships | ||
| 3168 | Andrew Kibbe | 44.73 | 10 | B: 43.89 (+0.84s | 1.9%) | Rocky Mount Family YMCA Racers | 05/15/2026 | 2026 ECA Beach Invitational | ||
| 3169 | Colin Rogers | 44.73 | 7 | B: 43.89 (+0.84s | 1.9%) | Lakeside Swim Team | 07/09/2026 | 46th Annual Seahawk Invitational | ||
| 3170 | Owen Deis | 44.74 | 10 | B: 43.89 (+0.85s | 1.9%) | Clovis Swim Club | 06/21/2025 | 2025 FDST June A B Modified LC Invitational | ||
| 3171 | Alexander Escalona | 44.74 | 10 | B: 43.89 (+0.85s | 1.9%) | Great Illinois Swimmers | 08/06/2025 | 2025 Summer Elite Showcase | ||
| 3172 | Joshua Lung | 44.74 | 10 | B: 43.89 (+0.85s | 1.9%) | Merced Skimmers Swim Team | 07/19/2023 | Renee And Jim Patterson Classic | ||
| 3173 | Reese Bissonnette | 44.74 | 10 | B: 43.89 (+0.85s | 1.9%) | Surge Aquatics | 06/29/2026 | 2026 ST SRG LCM Intrasquad | ||
| 3174 | Mark Tulchinskiy | 44.74 | 10 | B: 43.89 (+0.85s | 1.9%) | Jbarracudas Swim Team | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | ||
| 3175 | Thomas Van Epp | 44.75 | 9 | B: 43.89 (+0.86s | 1.9%) | Nova of Virginia | 06/25/2026 | LC Central District Champs | ||
| 3176 | Jaime Parra III | 44.75 | 9 | B: 43.89 (+0.86s | 1.9%) | Waterloo Swimming | 06/06/2026 | 2026 ST ASC June Bug | ||
| 3177 | Ryan Guzman | 44.75 | 10 | B: 43.89 (+0.86s | 1.9%) | Southwest Aquatic Warriors | 06/11/2026 | 2026 ST NIST George Block Invitational | ||
| 3178 | Ace Lee | 44.75 | 8 | B: 43.89 (+0.86s | 1.9%) | Wahoos of Jacksonville | 06/26/2026 | 2026 Planet Swim Summer Championships | ||
| 3179 | Daniel Wang | 44.75 | 9 | B: 43.89 (+0.86s | 1.9%) | Olympic Cascade Aquatics | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | ||
| 3180 | Neeson Ayers | 44.75 | 8 | B: 43.89 (+0.86s | 1.9%) | Pikes Peak Athletics | 06/19/2026 | 2026 CO Falfins Long Course Open | ||
| 3181 | Cole Warner | 44.75 | 9 | B: 43.89 (+0.86s | 1.9%) | Front Range Barracudas | 06/27/2026 | 2026 CO CUDA Summer Kicker | ||
| 3182 | Jayden Jason | 44.75 | 10 | B: 43.89 (+0.86s | 1.9%) | Cascadia Swimming | 04/17/2026 | 2026 MAC LONG COURSE INVITATIONAL | ||
| 3183 | Mason McNellis | 44.76 | 10 | B: 43.89 (+0.87s | 1.9%) | El Paso Aqua Posse | 06/26/2026 | 2026 BD EPAP Jack White Memorial Classic | ||
| 3184 | Andres Andrade | 44.76 | 7 | B: 43.89 (+0.87s | 1.9%) | EL Paso Border Land Swim Team | 05/16/2026 | 2026 BD SWAT School S Out Summer Bash | ||
| 3185 | Landyn Hill | 44.77 | 8 | B: 43.89 (+0.88s | 2.0%) | Birmingham Swim Team | 04/18/2026 | 2026 Carson Muir Cowgirl Classic | ||
| 3186 | Mark Molochko | 44.78 | 8 | B: 43.89 (+0.89s | 2.0%) | San Ramon Valley Aquatics | 06/13/2026 | Orinda PC LC AG C B BB+ | ||
| 3187 | Theodore Lundeen | 44.78 | 10 | B: 43.89 (+0.89s | 2.0%) | YMCA of the Triangle Area Swim | 05/15/2026 | 2026 EAC Memorial Invite | ||
| 3188 | Oliver Hatfield | 44.78 | 8 | B: 43.89 (+0.89s | 2.0%) | Belmont Aquatic Team | 07/31/2026 | 2026 NE MST ESC Summer Championship | ||
| 3189 | Jeongdam Kong | 44.79 | 10 | B: 43.89 (+0.90s | 2.0%) | Waterloo Swimming | 04/19/2026 | 2026 ST WLOO Classic | ||
| 3190 | Hayden Schamber | 44.79 | 9 | B: 43.89 (+0.90s | 2.0%) | Aces Swim Club | 07/10/2026 | 2026 CO ACES DSA Summer Blast | ||
| 3191 | William Lewis | 44.80 | 9 | B: 43.89 (+0.91s | 2.0%) | Sporting Jax Aquatic Club | 04/10/2026 | 2026 April Classic | ||
| 3192 | Jonael Yax | 44.80 | 10 | B: 43.89 (+0.91s | 2.0%) | Hickory Foundation YMCA Seahor | 06/19/2026 | 19th Annual Bob Pratt Invitational Copied | ||
| 3193 | Eli Anderson | 44.80 | 9 | B: 43.89 (+0.91s | 2.0%) | Millard Aquatic Club | 06/27/2025 | 2025 SD SFST Sanford Invite | ||
| 3194 | Anderson Oertel | 44.80 | 8 | B: 43.89 (+0.91s | 2.0%) | Tac Titans | 07/05/2026 | 2026 TAC July Qualifier Meet | ||
| 3195 | Max Lim | 44.80 | 10 | B: 43.89 (+0.91s | 2.0%) | San Ramon Valley Aquatics | 06/13/2026 | Orinda PC LC AG C B BB+ | ||
| 3196 | Noah Kim | 44.81 | 10 | B: 43.89 (+0.92s | 2.1%) | North Coast Aquatics | 06/06/2026 | 2026 SI JBST SPLASH DASH MAX | ||
| 3197 | Levon Luarasi | 44.82 | 9 | B: 43.89 (+0.93s | 2.1%) | North Shore Swim Club | 06/26/2026 | 2026 NE NSSC June 26 28 MIT Invitational | ||
| 3198 | William Andersen | 44.82 | 8 | B: 43.89 (+0.93s | 2.1%) | Enfinity Aquatic Club | 04/17/2026 | 2026 STAR April Friday Night At The Races | ||
| 3199 | Felix Paulsen | 44.82 | 10 | B: 43.89 (+0.93s | 2.1%) | Aulea Swim Club | 06/06/2026 | 2026 15th Annual Wada Rainbow Invitational | ||
| 3200 | Cooper Lerch | 44.83 | 9 | B: 43.89 (+0.94s | 2.1%) | Stingrays Swim Team | 07/11/2024 | 2024 RAYS Summer Awards | ||
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.