USA Boys 10 & under - 50 M 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 301 | Matias Hosein | 42.29 | 10 | BB Min | A: 40.59 (+1.70s | 4.0%) | Gulliver Swim Club | 05/15/2026 | 2026 Gulliver LCM Summer Classic | |
| 302 | Luke Wang | 42.30 | 9 | BB Min | A: 40.59 (+1.71s | 4.0%) | Flatiron Athletic Club | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 303 | Mateo Sison | 42.31 | 10 | BB Min | A: 40.59 (+1.72s | 4.1%) | San Ramon Valley Aquatics | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | |
| 304 | Lucas Ni | 42.31 | 9 | BB Min | A: 40.59 (+1.72s | 4.1%) | Makos Aquatics Club of Gainesv | 05/15/2026 | 2026 FAST May Invite | |
| 305 | Harvey Bollefer | 42.32 | 9 | BB Min | A: 40.59 (+1.73s | 4.1%) | Aces Swim Club | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 306 | Levi Julson | 42.33 | 8 | BB Min | A: 40.59 (+1.74s | 4.1%) | Seminole Aquatics | 05/15/2026 | 2026 PA Long Course Invite | |
| 307 | Sebastian Wood | 42.33 | 10 | BB Min | A: 40.59 (+1.74s | 4.1%) | Lake Lytal Lightning | 05/08/2026 | 2026 Wellington May Long Course Meet | |
| 308 | TJ Sayer | 42.35 | 10 | BB Min | A: 40.59 (+1.76s | 4.2%) | Foxjets Swim Team | 05/02/2026 | 2026 MN RSC Pentathlon | |
| 309 | Christopher Yee | 42.35 | 10 | BB Min | A: 40.59 (+1.76s | 4.2%) | Swim Torrance | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 310 | Ian Chan | 42.38 | 10 | BB Min | A: 40.59 (+1.79s | 4.2%) | Trident Aquatic Club | 08/06/2025 | 2025 Summer Elite Showcase | |
| 311 | Nicholas Galvin | 42.39 | 10 | BB Min | A: 40.59 (+1.80s | 4.2%) | Sarasota Sharks | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 312 | Ethan Duncan | 42.39 | 10 | BB Min | A: 40.59 (+1.80s | 4.2%) | All Star Aquatics | 05/17/2024 | HNVR Storm Surge 2024 | |
| 313 | George Laconte | 42.41 | 9 | BB Min | A: 40.59 (+1.82s | 4.3%) | Asphalt Green Unified Aquatics | 08/06/2025 | 2025 Summer Elite Showcase | |
| 314 | Mahkoah Tanap | 42.44 | 10 | BB Min | A: 40.59 (+1.85s | 4.4%) | Paseo Aquatics Swim Team | 06/12/2025 | 2025 SCS June AG Invite @ La Mirada Armada | |
| 315 | Oskaras Monkelis | 42.44 | 10 | BB Min | A: 40.59 (+1.85s | 4.4%) | West Florida Lightning Aquatic | 05/01/2026 | 2026 WFLA SPRING OPEN | |
| 316 | Matthew Garcia Castillo | 42.49 | 10 | BB Min | A: 40.59 (+1.90s | 4.5%) | Greater Tampa Swim Association | 05/15/2026 | 2026 SAINT PETE S 2nd LONG COURSE MEET | |
| 317 | Zacharia Labyed | 42.51 | 9 | BB Min | A: 40.59 (+1.92s | 4.5%) | North Coast Aquatics | 04/24/2026 | 2026 SI PS ABB Meet B Group | |
| 318 | Camden Kern | 42.51 | 10 | BB Min | A: 40.59 (+1.92s | 4.5%) | Cavalier Aquatics/Piedmont Fam | 07/12/2024 | 2024 CCA Summer Awards | |
| 319 | Leo Gazzard | 42.55 | 9 | BB Min | A: 40.59 (+1.96s | 4.6%) | Bellevue Club Swim Team | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 320 | Ashton Chen | 42.58 | 10 | BB Min | A: 40.59 (+1.99s | 4.7%) | Brea Aquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 321 | Liam Kwak | 42.62 | 10 | BB Min | A: 40.59 (+2.03s | 4.8%) | Life Time Colorado Swim Club | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 322 | Emry Lotito | 42.63 | 10 | BB Min | A: 40.59 (+2.04s | 4.8%) | West Florida Lightning Aquatic | 04/18/2025 | 2025 SPA Spring First Long Course Meet | |
| 323 | Cana Oyer | 42.63 | 10 | BB Min | A: 40.59 (+2.04s | 4.8%) | Bolles School Sharks | 04/10/2026 | 2026 April Classic | |
| 324 | Craig Thompson | 42.65 | 10 | BB Min | A: 40.59 (+2.06s | 4.8%) | North Coast Aquatics | 05/23/2026 | SI 2026 TAC CSTE All Ages NTS Meet | |
| 325 | Emanuel Riccio | 42.66 | 10 | BB Min | A: 40.59 (+2.07s | 4.9%) | Swim Fort Lauderdale | 05/15/2026 | 2026 Gulliver LCM Summer Classic | |
| 326 | Luke Xu | 42.67 | 10 | BB Min | A: 40.59 (+2.08s | 4.9%) | California Dolphins Swim Team | 04/25/2026 | San Ramon Valley Aquatics Long Course C B BB+ | |
| 327 | Terence Wu | 42.68 | 9 | BB Min | A: 40.59 (+2.09s | 4.9%) | Bellevue Club Swim Team | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 328 | Isaac Osegueda | 42.70 | 10 | BB Min | A: 40.59 (+2.11s | 4.9%) | YMCA of Austin Swim Alliance | 04/19/2026 | 2026 ST TXLA 10 U Long Course Kick Off | |
| 329 | Colt Sivells | 42.73 | 10 | BB Min | A: 40.59 (+2.14s | 5.0%) | Southwest Stars Swim Club | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 330 | Cannon Brown | 42.74 | 10 | BB Min | A: 40.59 (+2.15s | 5.0%) | Olympic Cascade Aquatics | 05/15/2026 | 2026 PN IST Sockeye Springtime Madness App | |
| 331 | Benjamin Gonen | 42.75 | 9 | BB Min | A: 40.59 (+2.16s | 5.1%) | YMCA of Austin Swim Alliance | 05/08/2026 | 2026 ST ASC Cinco De Mayo | |
| 332 | Stryker Fonseca | 42.75 | 10 | BB Min | A: 40.59 (+2.16s | 5.1%) | Barracuda Aquatic Club | 07/17/2025 | 2025 UTAGS LC Championships | |
| 333 | Brooks Noblett | 42.78 | 10 | BB Min | A: 40.59 (+2.19s | 5.1%) | Westlake Aquatic Facility | 04/10/2026 | 2026 ST LSAC 6th Annual Atomic Fest | |
| 334 | Bennett Mckown | 42.78 | 8 | BB Min | A: 40.59 (+2.19s | 5.1%) | Volusia Swim Club | 05/15/2026 | 2026 PA Long Course Invite | |
| 335 | Brody Sandvig | 42.82 | 10 | BB Min | A: 40.59 (+2.23s | 5.2%) | Golden West Swim Club | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 336 | Samuel Leven | 42.85 | 10 | BB Min | A: 40.59 (+2.26s | 5.3%) | Alamo Area Aquatic Association | 05/01/2026 | 2026 ST AAAA 23rd Annual Cinco De Mayo | |
| 337 | Austin Shillman | 42.90 | 10 | BB Min | A: 40.59 (+2.31s | 5.4%) | Pine Crest Swim Team | 04/18/2026 | SCS Under The Sun Invitational | |
| 338 | Everett Armentrout | 42.98 | 10 | BB Min | A: 40.59 (+2.39s | 5.6%) | Barracuda Swim Club of Northea | 09/13/2025 | Wonderful One Day Meet | |
| 339 | Winston Du | 43.00 | 10 | BB Min | A: 40.59 (+2.41s | 5.6%) | Aquajets Swim Team | 06/26/2025 | 2025 MN AQJT Aquajets Summer Spectacular | |
| 340 | Henry Jarchow | 43.05 | 9 | BB Min | A: 40.59 (+2.46s | 5.7%) | St Croix Swim Club | 05/02/2026 | 2026 MN RSC Pentathlon | |
| 341 | Niranjan Bharathan | 43.06 | 10 | BB Min | A: 40.59 (+2.47s | 5.7%) | Tualatin Hills Swim Club | 05/01/2026 | 2026 THSC Spring Invite | |
| 342 | Aden Sun | 43.09 | 10 | BB Min | A: 40.59 (+2.50s | 5.8%) | Burlingame Aquatics | 05/02/2026 | Alto Spring Jam CBA | |
| 343 | Kyu Bae | 43.09 | 9 | BB Min | A: 40.59 (+2.50s | 5.8%) | Waterloo Swimming | 05/08/2026 | 2026 ST ASC Cinco De Mayo | |
| 344 | Rowan Sargent | 43.11 | 9 | BB Min | A: 40.59 (+2.52s | 5.8%) | Flatiron Athletic Club | 04/24/2026 | 2026 CO Steve Drozda LC Shotgun | |
| 345 | Yuning Huang | 43.13 | 10 | BB Min | A: 40.59 (+2.54s | 5.9%) | Rose Bowl Aquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 346 | Han Song | 43.13 | 10 | BB Min | A: 40.59 (+2.54s | 5.9%) | Sarasota Sharks | 05/15/2026 | 2026 Kent B Holdren Memorial Meet | |
| 347 | Samuel Abelson | 43.14 | 9 | BB Min | A: 40.59 (+2.55s | 5.9%) | Phoenix Swim Club | 06/20/2025 | 2025 SI SPLASH AND DASH | |
| 348 | Leonardo Mora Carrillo | 43.15 | 10 | BB Min | A: 40.59 (+2.56s | 5.9%) | Blue Marlins Aquatic Club | 05/30/2025 | Hydro4 Summer Open | |
| 349 | Van Yetter | 43.16 | 10 | BB Min | A: 40.59 (+2.57s | 6.0%) | T2 Aquatics | 05/02/2026 | 2026 Sea Dragon May Open | |
| 350 | Vivaan Jagadish | 43.17 | 10 | BB Min | A: 40.59 (+2.58s | 6.0%) | Tualatin Hills Swim Club | 05/01/2026 | 2026 THSC Spring Invite | |
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.