USA Boys 10 & under - 50 Y Fly
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2251 | Daniel Guo | 43.01 | 10 | B Min | BB: 41.29 (+1.72s | 4.0%) | Riptide Swim Team | 04/19/2026 | 2026 MN MNSI 4th Annual MN Athlete Showcase | |
| 2252 | Caeden DaSalla | 43.02 | 10 | B Min | BB: 41.29 (+1.73s | 4.0%) | Long Island Aquatic Club | 03/27/2026 | 2026 MR Bronze Championship South LIE | |
| 2253 | Lucas Shortt | 43.02 | 9 | B Min | BB: 41.29 (+1.73s | 4.0%) | San Antonio Wave | 11/07/2025 | 2025 ST SASA Sombrero Series Tres | |
| 2254 | Zachary Ervin | 43.02 | 9 | B Min | BB: 41.29 (+1.73s | 4.0%) | Machine Aquatics | 02/13/2026 | 39th Black History Swim Meet | |
| 2255 | Lincoln Gansluckner | 43.02 | 10 | B Min | BB: 41.29 (+1.73s | 4.0%) | South East Metro Sharks | 02/07/2026 | 2026 MN PRNH Winter Whiteout | |
| 2256 | James DeKlotz | 43.03 | 9 | B Min | BB: 41.29 (+1.74s | 4.0%) | Nation\\\\\\'s Capital Swim Club | 02/13/2026 | 2026 ASA President S Day Classic | |
| 2257 | Graham Lardo | 43.03 | 10 | B Min | BB: 41.29 (+1.74s | 4.0%) | Club Wolverine | 12/13/2025 | 2025 Holiday Cup | |
| 2258 | Bruce Asmega | 43.04 | 10 | B Min | BB: 41.29 (+1.75s | 4.1%) | Pacifica Sea Lions | 03/07/2026 | BAC Race To AGCs | |
| 2259 | Benjamin Khotsin | 43.04 | 9 | B Min | BB: 41.29 (+1.75s | 4.1%) | Sarasota Sharks | 01/23/2026 | 2026 Hot Chocolate Invite | |
| 2260 | Aryash Suri | 43.04 | 8 | B Min | BB: 41.29 (+1.75s | 4.1%) | Seattle Metropolitan Aquatic C | 03/28/2026 | 2026 PN Spring Showdown, Div 2 Approved | |
| 2261 | Grayson Bachkosky | 43.05 | 9 | B Min | BB: 41.29 (+1.76s | 4.1%) | Bgc-N. Westchester Marlins | 12/05/2025 | 2025 MR BGNW December 14 Under Invitational | |
| 2262 | Raphael Valentine | 43.05 | 9 | B Min | BB: 41.29 (+1.76s | 4.1%) | SwimRVA | 11/22/2025 | Bass Turkey Classic 2025 | |
| 2263 | Andrei Sanchez | 43.05 | 10 | B Min | BB: 41.29 (+1.76s | 4.1%) | Island Aquatics | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 2264 | Abram Williams | 43.06 | 10 | B Min | BB: 41.29 (+1.77s | 4.1%) | Eagle Swimming Association | 12/20/2024 | 2024 Gulf Fall Champs (SHRK) | |
| 2265 | Hudson Porter | 43.07 | 10 | B Min | BB: 41.29 (+1.78s | 4.1%) | Wave Aquatics | 02/27/2026 | 2026 PN February AGI, Division 2 Approved | |
| 2266 | Taimin McGowan | 43.07 | 10 | B Min | BB: 41.29 (+1.78s | 4.1%) | Spring Swim Team | 01/10/2025 | MAC 2025 Neon New Year Meet | |
| 2267 | Zihan Zhang | 43.08 | 9 | B Min | BB: 41.29 (+1.79s | 4.2%) | Long Island Aquatic Club | 02/20/2026 | 2026 MR Silvers Championship South HAUP | |
| 2268 | Cameron Smith | 43.08 | 10 | B Min | BB: 41.29 (+1.79s | 4.2%) | Great Wolf Swim Team | 02/27/2026 | 2026 MN RSC Minnesota Regional Championship | |
| 2269 | Dean Chou | 43.08 | 9 | B Min | BB: 41.29 (+1.79s | 4.2%) | Capital Area Aquatics | 11/07/2025 | 2025 ST SCY Surge Shark Sizzler | |
| 2270 | Jack Broadbent | 43.08 | 10 | B Min | BB: 41.29 (+1.79s | 4.2%) | Mystic Hammerheads | 02/01/2026 | 2026 NE NCYW 36th Annual YMCA Pentathlon | |
| 2271 | James Tyrrell | 43.09 | 9 | B Min | BB: 41.29 (+1.80s | 4.2%) | Capital City Athletics | 01/16/2026 | 2026 CO CUDA Classic | |
| 2272 | Declan Trainer | 43.10 | 7 | B Min | BB: 41.29 (+1.81s | 4.2%) | Socal Aquatics Association | 11/21/2025 | 2025 CA MVN Turkey Classic | |
| 2273 | James Bolger | 43.10 | 9 | B Min | BB: 41.29 (+1.81s | 4.2%) | City of Mobile Swim Associatio | 02/13/2026 | 2026 SES Region 4 Championships | |
| 2274 | Alexander Wu | 43.10 | 10 | B Min | BB: 41.29 (+1.81s | 4.2%) | Rockville Montgomery Swim Club | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 2275 | Glen Huang | 43.10 | 9 | B Min | BB: 41.29 (+1.81s | 4.2%) | Pacific Dragons Swim Team | 03/07/2026 | 2026 PDST Mar Pentathlon Last Chance Approved | |
| 2276 | Christian Oh | 43.10 | 9 | B Min | BB: 41.29 (+1.81s | 4.2%) | Asphalt Green Unified Aquatics | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
| 2277 | Leon Oka | 43.11 | 10 | B Min | BB: 41.29 (+1.82s | 4.2%) | Westchester Aquatic Club | 10/18/2025 | 2025 MR WEST Tricia Dewey Tails Of Hope | |
| 2278 | Nicolas Wilkes | 43.11 | 9 | B Min | BB: 41.29 (+1.82s | 4.2%) | City of Mobile Swim Associatio | 11/21/2025 | 2025 GPAC Gravy Bowl Invitational | |
| 2279 | Fionn O'Riordan | 43.11 | 10 | B Min | BB: 41.29 (+1.82s | 4.2%) | Metro Dynasty Swim Team | 02/13/2026 | 39th Black History Swim Meet | |
| 2280 | Eric Yi | 43.11 | 9 | B Min | BB: 41.29 (+1.82s | 4.2%) | Frederick Area Swim Team | 03/13/2026 | 2026 Speedo Maryland Junior Championship Si | |
| 2281 | Angel Malave | 43.12 | 10 | B Min | BB: 41.29 (+1.83s | 4.2%) | Blue Marlins Of Hialeah Garden | 12/06/2025 | 2025 Pompano Beach Santa Claus Meet | |
| 2282 | Devan Attaluri | 43.13 | 10 | B Min | BB: 41.29 (+1.84s | 4.3%) | Los Angeles Swim Club | 10/25/2025 | CANY Harry Potter Meet | |
| 2283 | Om Gohil | 43.13 | 9 | B Min | BB: 41.29 (+1.84s | 4.3%) | Rebel Aquatic Club | 04/10/2026 | 2026 GTSA TYR Spring Championship | |
| 2284 | Zimo Xu | 43.14 | 10 | B Min | BB: 41.29 (+1.85s | 4.3%) | Quicksilver Swimming | 02/07/2026 | Valley Splash Short Course C B A Meet | |
| 2285 | Geonho Lee | 43.14 | 9 | B Min | BB: 41.29 (+1.85s | 4.3%) | Life Time Michigan Swim Team | 02/28/2026 | 2026 Life Time Michigan Last Chance | |
| 2286 | Eric Wei | 43.14 | 9 | B Min | BB: 41.29 (+1.85s | 4.3%) | Rockville Montgomery Swim Club | 03/20/2026 | 2026 RMSC Spring Finale | |
| 2287 | Nathanael Richards | 43.14 | 9 | B Min | BB: 41.29 (+1.85s | 4.3%) | Spokane Waves Aquatic Team | 02/13/2026 | (Pullman) 2026 IES Jr Champs | |
| 2288 | Miles Tseung | 43.15 | 10 | B Min | BB: 41.29 (+1.86s | 4.3%) | San Ramon Valley Aquatics | 03/28/2026 | Albany Armada Aquatics SC C B BB+ | |
| 2289 | Kevin Zhang | 43.15 | 9 | B Min | BB: 41.29 (+1.86s | 4.3%) | Wave Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | |
| 2290 | Francis Mitchell | 43.16 | 8 | B Min | BB: 41.29 (+1.87s | 4.3%) | West Express Swim Team | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 2291 | Eduard Smagris | 43.16 | 9 | B Min | BB: 41.29 (+1.87s | 4.3%) | Bgc-N. Westchester Marlins | 03/27/2026 | 2026 MR Metro Bronze Championship North | |
| 2292 | Wes Tang | 43.17 | 10 | B Min | BB: 41.29 (+1.88s | 4.4%) | Harbor Seals | 03/27/2026 | 2026 MR Bronze Championships Central KBM | |
| 2293 | Benjamin Ng | 43.17 | 9 | B Min | BB: 41.29 (+1.88s | 4.4%) | Harbor Seals | 02/07/2026 | 2026 MR QNS We Fly High Invitational | |
| 2294 | Andre Bryan | 43.18 | 10 | B Min | BB: 41.29 (+1.89s | 4.4%) | Rockville Montgomery Swim Club | 12/05/2025 | 2025 Christmas Championships | |
| 2295 | Elijah Leshchenko | 43.18 | 10 | B Min | BB: 41.29 (+1.89s | 4.4%) | Patriot Aquatics | 02/28/2026 | 2026 Spring Area 2 Championships | |
| 2296 | Daniel Yates | 43.18 | 10 | B Min | BB: 41.29 (+1.89s | 4.4%) | Upper Valley Aquatic Club | 10/17/2025 | 2025 NE ATST Western Mass Showdown Copied | |
| 2297 | Theodore Janson | 43.18 | 10 | B Min | BB: 41.29 (+1.89s | 4.4%) | Central Minnesota Aquatics | 02/27/2026 | 2026 MN MTKA Minnesota Regional Championship | |
| 2298 | Zyan Belardo | 43.19 | 8 | B Min | BB: 41.29 (+1.90s | 4.4%) | Upper Valley Aquatic Club | 12/05/2025 | 2025 NE UVAC Winter Classic | |
| 2299 | Landon Jones | 43.19 | 9 | B Min | BB: 41.29 (+1.90s | 4.4%) | Wtrc Sharks | 02/20/2026 | 2026 OH WAVE SC Regional Championships | |
| 2300 | Jacob Fischer | 43.21 | 9 | B Min | BB: 41.29 (+1.92s | 4.4%) | Greater Pensacola Aquatic Club | 09/06/2025 | 2025 GPAC Team Time Trial | |
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.