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 | |
|---|---|---|---|---|---|---|---|---|---|
| 3401 | William Pien | 47.45 | 9 | B: 46.49 (+0.96s | 2.0%) | Drop Aquatics | 01/10/2026 | 2026 PA Invite | ||
| 3402 | Ryan Kummer | 47.46 | 10 | B: 46.49 (+0.97s | 2.0%) | Aquatic Team Of Mecklenburg | 01/10/2026 | ATOM Frosty Invitational 2026 | ||
| 3403 | Evan Nelson | 47.46 | 9 | B: 46.49 (+0.97s | 2.0%) | Marlins Of Raleigh | 12/06/2025 | 2025 MOR Arctic Blast Meet | ||
| 3404 | Jacob Sutphin | 47.46 | 9 | B: 46.49 (+0.97s | 2.0%) | Valley Swim Team Phoenix | 12/05/2025 | 2025 VSTP Ice Breaker Invitational | ||
| 3405 | Michael Maznychko | 47.47 | 9 | B: 46.49 (+0.98s | 2.1%) | Qns Aquatic Club | 11/22/2025 | 2025 MR QNS Protect Ya Turkey Neck Invite | ||
| 3406 | Ethan Amacker | 47.47 | 8 | B: 46.49 (+0.98s | 2.1%) | Unattached | 11/15/2025 | EAJ Fall Harvest 2025 | ||
| 3407 | Andrew Dobing | 47.48 | 10 | B: 46.49 (+0.99s | 2.1%) | Excel Aquatics | 01/16/2026 | 2026 TYR Mardi Gras Invite | ||
| 3408 | Gabriel Bock | 47.49 | 10 | B: 46.49 (+1.00s | 2.1%) | Ensworth Aquatics | 12/05/2025 | 2025 Holiday Classic | ||
| 3409 | Mateo Palomera | 47.49 | 9 | B: 46.49 (+1.00s | 2.1%) | Bgc-N. Westchester Marlins | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | ||
| 3410 | River Narus | 47.49 | 8 | B: 46.49 (+1.00s | 2.1%) | Gold Medal Swim Club | 02/13/2026 | 34th Annual Lost Dutchman Invitational | ||
| 3411 | Maxwell Hristov | 47.49 | 10 | B: 46.49 (+1.00s | 2.1%) | YMCA of Greater Nashua Storm | 02/07/2026 | 2026 NE YNS Last Chance Qualifier | ||
| 3412 | Benjamin Bembridge | 47.50 | 10 | B: 46.49 (+1.01s | 2.1%) | Machine Aquatics | 03/20/2026 | 2026 RMSC Spring Finale | ||
| 3413 | Marcelo Fragale | 47.50 | 9 | B: 46.49 (+1.01s | 2.1%) | Lone Star Aquatic Club | 09/26/2025 | 2025 ST LSAC Welcome To The Rock | ||
| 3414 | Sebastian DeLuca | 47.50 | 9 | B: 46.49 (+1.01s | 2.1%) | Patriot Swim Team | 01/31/2026 | 2026 MR MWDA YBAR Sink Or Swim Invitational | ||
| 3415 | Maxwell Kelsey | 47.51 | 9 | B: 46.49 (+1.02s | 2.1%) | Almaden Riptide | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | ||
| 3416 | Joseph Mitelski | 47.51 | 10 | B: 46.49 (+1.02s | 2.1%) | Staten Island Aquatics Club | 01/16/2026 | 2026 MR LIE Winterfest Invitational | ||
| 3417 | Bobby Geisser | 47.51 | 10 | B: 46.49 (+1.02s | 2.1%) | Newport County YMCA Wahoos | 01/17/2026 | 2026 NE KCY SENECY Winter Carnival | ||
| 3418 | Callen Honore | 47.52 | 8 | B: 46.49 (+1.03s | 2.2%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | ||
| 3419 | Hilo Choudhri | 47.53 | 10 | B: 46.49 (+1.04s | 2.2%) | Memphis Tiger Swimming | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | ||
| 3420 | Jacob Meade | 47.54 | 10 | B: 46.49 (+1.05s | 2.2%) | Great Lakes Tritons | 12/12/2025 | 2025 GLT Tsunami | ||
| 3421 | Carter Lohser | 47.54 | 8 | B: 46.49 (+1.05s | 2.2%) | T2 Aquatics | 12/04/2025 | RAFC Winter Classic | ||
| 3422 | Gabriel Osuna | 47.55 | 9 | B: 46.49 (+1.06s | 2.2%) | Stone Crabs Swim Team | 12/06/2025 | Winter Invitational Stone Crabs Swim Team | ||
| 3423 | Kyle Cheung | 47.56 | 10 | B: 46.49 (+1.07s | 2.2%) | Palo Alto Stanford Aquatics | 12/20/2025 | 2025 PASA Winter Frolic Meet @ PALY HS | ||
| 3424 | Colin Iamtsun | 47.56 | 8 | B: 46.49 (+1.07s | 2.2%) | Rockingham Area Youth Swimming | 05/09/2026 | 2026 NE STRM Spring Splash W Distance | ||
| 3425 | Andrew Bu | 47.56 | 10 | B: 46.49 (+1.07s | 2.2%) | Sunnyvale Swim Club | 10/11/2025 | 2025 DACA SC CBA Meet | ||
| 3426 | Lucas Li | 47.56 | 8 | B: 46.49 (+1.07s | 2.2%) | Milpitas Aquatic Club | 09/27/2025 | 2025 MAC Season Kick Off | ||
| 3427 | Benson Amspacher | 47.56 | 9 | B: 46.49 (+1.07s | 2.2%) | King Aquatic Club | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | ||
| 3428 | Soren Aspnes-White | 47.57 | 10 | B: 46.49 (+1.08s | 2.3%) | Columbia Aquatics Association | 03/21/2026 | 2026 Maryland 9 10 B Championship Meet | ||
| 3429 | Hongyi Shu | 47.57 | 9 | B: 46.49 (+1.08s | 2.3%) | Tac Titans | 11/15/2025 | 2025 TAC TITANS Turkey Squad Meet | ||
| 3430 | Bishop Hoffmann | 47.57 | 8 | B: 46.49 (+1.08s | 2.3%) | Columbia Aquatics Association | 11/01/2025 | 2025 Bridget Vache Memorial MAC Fall Frenzy | ||
| 3431 | Miles Wang | 47.57 | 9 | B: 46.49 (+1.08s | 2.3%) | Pleasanton Seahawks | 10/18/2025 | PC SRVA SCY B BB+ Meet | ||
| 3432 | Jeremy Lyu | 47.57 | 10 | B: 46.49 (+1.08s | 2.3%) | Wave Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | ||
| 3433 | Alex Li | 47.57 | 9 | B: 46.49 (+1.08s | 2.3%) | DeAnza Cupertino Aquatics | 03/28/2026 | LAMV C B A+ Meet | ||
| 3434 | DeRon Montgomery | 47.58 | 8 | B: 46.49 (+1.09s | 2.3%) | Razor Aquatics | 11/07/2025 | 25th Annual A3 Red, White, And Blue Classic | ||
| 3435 | Nicholas Kelly | 47.58 | 9 | B: 46.49 (+1.09s | 2.3%) | Carolina Aquatic Team | 02/14/2026 | 2026 CAT Valentine Splash | ||
| 3436 | Samuel Hicks | 47.59 | 10 | B: 46.49 (+1.10s | 2.3%) | Hudson Valley Dolphins | 12/12/2025 | 2025 MR RFAC Elizabeth Miller Holiday Invite | ||
| 3437 | Timothy Natonski | 47.59 | 8 | B: 46.49 (+1.10s | 2.3%) | Hydra Aquatics | 02/13/2026 | 2026 AAC Winter Gator Meet | ||
| 3438 | Trishiv Singh | 47.59 | 10 | B: 46.49 (+1.10s | 2.3%) | Sailfish | 09/19/2025 | 2025 ST AQTX Round Rock Unclassified | ||
| 3439 | Alexander Krapp | 47.59 | 10 | B: 46.49 (+1.10s | 2.3%) | Thurston Olympians Swim Club | 04/18/2026 | 2026 PN UPAC Mark Olson Classic Approved | ||
| 3440 | Henry Guzzetta | 47.60 | 9 | B: 46.49 (+1.11s | 2.3%) | Middies Wave Ryders | 01/16/2026 | 2026 MR NFS 43rd Annual Dr MLK Jr Invite | ||
| 3441 | Knox Brown | 47.60 | 9 | B: 46.49 (+1.11s | 2.3%) | YMCA Fairfax County Reston | 11/01/2025 | 2025 Fox Fall Invitational 2 | ||
| 3442 | David Attestatov | 47.61 | 5 | B: 46.49 (+1.12s | 2.4%) | Soda Fall | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | ||
| 3443 | James Ahern | 47.61 | 9 | B: 46.49 (+1.12s | 2.4%) | SwimMAC Carolina | 03/20/2026 | 2026 SwimMAC Tar Heel States | ||
| 3444 | Benjamin Cole | 47.62 | 10 | B: 46.49 (+1.13s | 2.4%) | Tollefson Swimming | 12/04/2025 | 2025 PV Turkey Claus Showdown | ||
| 3445 | Boone Bibee | 47.62 | 9 | B: 46.49 (+1.13s | 2.4%) | Cleveland Aquatics | 02/13/2026 | 2026 SE BAY Region 2 Championships Copied | ||
| 3446 | Luke Olsen | 47.62 | 8 | B: 46.49 (+1.13s | 2.4%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 11/22/2025 | 2025 Royal Fall Cup | ||
| 3447 | Alexander Ingles | 47.63 | 10 | B: 46.49 (+1.14s | 2.4%) | 92ny Flying Dolphins | 01/16/2026 | 2026 MR LIE Winterfest Invitational | ||
| 3448 | Alex Shen | 47.64 | 10 | B: 46.49 (+1.15s | 2.4%) | Westlake Aquatic Facility | 10/26/2025 | 2025 ST TXLA 10 U Fall Kick Off | ||
| 3449 | Lee Cavaselis | 47.65 | 8 | B: 46.49 (+1.16s | 2.4%) | Annapolis Swim Club | 02/13/2026 | 2026 ASA President S Day Classic | ||
| 3450 | Jake Lu | 47.66 | 9 | B: 46.49 (+1.17s | 2.5%) | Burlingame Aquatics | 01/10/2026 | BAC Norman Cutler Memorial | ||
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.