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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2401 | Karl Dunkel | 44.52 | 10 | B Min | BB: 41.29 (+3.23s | 7.3%) | Crimson Aquatics | 07/30/2026 | 2026 NE CRA Prelim Final SCY Meet | |
| 2402 | Denley Plummer | 44.53 | 9 | B Min | BB: 41.29 (+3.24s | 7.3%) | Long Reach Swim Club | 02/27/2026 | 2026 NE Maine State Y Championships | |
| 2403 | Zachary Tan | 44.53 | 9 | B Min | BB: 41.29 (+3.24s | 7.3%) | Rochester Swim Club | 02/13/2026 | 2026 MN RSC President S Day Meet | |
| 2404 | Yao Yang | 44.53 | 9 | B Min | BB: 41.29 (+3.24s | 7.3%) | DeAnza Cupertino Aquatics | 10/24/2026 | PSL Pumpkin Spice Splash | |
| 2405 | Ian Lee | 44.53 | 9 | B Min | BB: 41.29 (+3.24s | 7.3%) | Bellevue Club Swim Team | 10/23/2026 | 2026 THSC Fall Invitational | |
| 2406 | Gunner Gessner | 44.54 | 9 | B Min | BB: 41.29 (+3.25s | 7.3%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 11/08/2025 | Atlantis 2025 Fall Quack Tack Ular | |
| 2407 | Landon Warren | 44.54 | 10 | B Min | BB: 41.29 (+3.25s | 7.3%) | City of Mobile Swim Associatio | 10/02/2026 | 2026 Vance Rose Invitational | |
| 2408 | Misael Gutierrez | 44.54 | 10 | B Min | BB: 41.29 (+3.25s | 7.3%) | Doral Swim Club | 10/10/2026 | NMST BMHG October Invite 26 | |
| 2409 | Finnegan Flook | 44.55 | 10 | B Min | BB: 41.29 (+3.26s | 7.3%) | Mason Makos Swim Team | 11/21/2025 | 2025 Swim Rock | |
| 2410 | Oliver Berardi | 44.55 | 10 | B Min | BB: 41.29 (+3.26s | 7.3%) | Bgc-N. Westchester Marlins | 12/05/2025 | 2025 MR BGNW December 14 Under Invitational | |
| 2411 | Lucas Ding | 44.55 | 9 | B Min | BB: 41.29 (+3.26s | 7.3%) | Waterloo Swimming | 01/17/2026 | 2026 ST AQTX B Champs North | |
| 2412 | David Zheng | 44.56 | 9 | B Min | BB: 41.29 (+3.27s | 7.3%) | Cypress Fairbanks Swim Club | 02/21/2025 | MAC Hosted 2025 Gulf 12 Under Champs | |
| 2413 | Jimmy Zheng | 44.56 | 8 | B Min | BB: 41.29 (+3.27s | 7.3%) | Tac Titans | 07/31/2026 | 2026 TAC TITANS Summer Sizzler | |
| 2414 | Conor O'Donnell | 44.57 | 10 | B Min | BB: 41.29 (+3.28s | 7.4%) | York Swim Club of Northern Vir | 03/20/2026 | March Madness 2026 | |
| 2415 | Shayne Zhang | 44.57 | 9 | B Min | BB: 41.29 (+3.28s | 7.4%) | Samena Club Swim Team | 10/17/2026 | 2026 PN IST Fall Open Approved | |
| 2416 | Benson Gao | 44.58 | 10 | B Min | BB: 41.29 (+3.29s | 7.4%) | Santa Clara Swim Club | 11/14/2025 | 2025 Santa Clara Swim Club SC CBA Meet | |
| 2417 | Yuma Suzuki | 44.58 | 8 | B Min | BB: 41.29 (+3.29s | 7.4%) | Palo Alto Stanford Aquatics | 10/24/2026 | SUNN Fall Classic 2026 | |
| 2418 | Miles Key | 44.59 | 10 | B Min | BB: 41.29 (+3.30s | 7.4%) | Raleigh Swimming Association | 01/16/2026 | 2026 RSA Winter Tri | |
| 2419 | Kaimana Zablan | 44.60 | 10 | B Min | BB: 41.29 (+3.31s | 7.4%) | Waikoloa Swim Club | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 2420 | Vaughn Jamison | 44.61 | 10 | B Min | BB: 41.29 (+3.32s | 7.4%) | Aspire Aquatics of Colorado | 09/27/2026 | 2026 CO Aspire Stanley Duck Invite | |
| 2421 | Logan Anderson | 44.61 | 9 | B Min | BB: 41.29 (+3.32s | 7.4%) | Wright County Wave Swim Club | 07/07/2026 | 2026 MN WAVE Summer Scorcher Invite | |
| 2422 | Haolin Chen | 44.61 | 10 | B Min | BB: 41.29 (+3.32s | 7.4%) | Pacific Dragons Swim Team | 10/03/2026 | 2026 PN OCA John Walker Invitational Approve | |
| 2423 | Lucas Estevez | 44.61 | 10 | B Min | BB: 41.29 (+3.32s | 7.4%) | South Florida Aquatic Club | 04/18/2026 | SoFlo 12 Under Spring Invitational | |
| 2424 | Saul Guevara | 44.61 | 9 | B Min | BB: 41.29 (+3.32s | 7.4%) | Alto Swim Club | 02/07/2026 | Alto Feb 7 8 CBA Valentines Day | |
| 2425 | Lee Pfeifer | 44.61 | 10 | B Min | BB: 41.29 (+3.32s | 7.4%) | Life Time Swim Missouri | 03/07/2026 | 2026 GTWY 8 Under Champs | |
| 2426 | Caleb Klinger | 44.62 | 10 | B Min | BB: 41.29 (+3.33s | 7.5%) | Piranhas YMCA of the Suncoast | 09/18/2026 | Kiefer Speedo Fall Invitational | |
| 2427 | Gavin Harris | 44.63 | 9 | B Min | BB: 41.29 (+3.34s | 7.5%) | Sussex County YMCA | 03/14/2026 | 2026 STAC Final Finale | |
| 2428 | Dylan Zhang | 44.63 | 10 | B Min | BB: 41.29 (+3.34s | 7.5%) | Life Time Swim Team - Central | 09/12/2026 | 2026 ST HCA Endless Summer SCY Invite | |
| 2429 | Avery Sawyer | 44.63 | 9 | B Min | BB: 41.29 (+3.34s | 7.5%) | Nitro Swimming | 09/18/2026 | 2026 ST AQTX Round Rock Unclassified | |
| 2430 | Sebastian Pou | 44.64 | 10 | B Min | BB: 41.29 (+3.35s | 7.5%) | Patriot Aquatics | 09/13/2025 | 2025 PA Fall Invite | |
| 2431 | Hengsheen Wang | 44.64 | 9 | B Min | BB: 41.29 (+3.35s | 7.5%) | Chinook Aquatic Club | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | |
| 2432 | Declan Sederholm | 44.65 | 10 | B Min | BB: 41.29 (+3.36s | 7.5%) | Hilltop Aquatic Swim Team | 11/14/2025 | 2025 UT HAST Fall Back Bash | |
| 2433 | Thomas Louzao | 44.65 | 9 | B Min | BB: 41.29 (+3.36s | 7.5%) | Asphalt Green Unified Aquatics | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 2434 | Amet Cypert | 44.65 | 7 | B Min | BB: 41.29 (+3.36s | 7.5%) | South San Francisco Aquatics | 09/18/2026 | PSL Pacifica Season Launch CBA+ Meet | |
| 2435 | Isaac Eyo | 44.66 | 9 | B Min | BB: 41.29 (+3.37s | 7.5%) | Cavalier Aquatics/Piedmont Fam | 01/16/2026 | CA Y Winter Rumble Copied | |
| 2436 | Yucheng Zhu | 44.66 | 10 | B Min | BB: 41.29 (+3.37s | 7.5%) | Milpitas Aquatic Club | 09/19/2026 | 2026 Milpitas Aquatic Club Season Kick Off | |
| 2437 | William Gilmer | 44.66 | 9 | B Min | BB: 41.29 (+3.37s | 7.5%) | Aquatic Team Of Mecklenburg | 07/21/2026 | ATOM Summer Speed 2025 Copied | |
| 2438 | Damon Sparling | 44.66 | 10 | B Min | BB: 41.29 (+3.37s | 7.5%) | Edina Swim Club | 02/27/2026 | 2026 MN EDI Minnesota Regional Championship | |
| 2439 | Lucas Hudelson | 44.66 | 10 | B Min | BB: 41.29 (+3.37s | 7.5%) | Tiger Aquatics | 09/13/2026 | Hot Dog Meet, Sept 2026 | |
| 2440 | Andrew Geisler | 44.66 | 8 | B Min | BB: 41.29 (+3.37s | 7.5%) | Huntsville Swim Association | 09/26/2026 | 2026 Ricky Hui Meet | |
| 2441 | Levi Bowen | 44.67 | 10 | B Min | BB: 41.29 (+3.38s | 7.6%) | Portneuf Valley Swim Team | 10/25/2025 | Spook Splash 2025 | |
| 2442 | Aaron Nguyen | 44.67 | 9 | B Min | BB: 41.29 (+3.38s | 7.6%) | Tac Titans | 03/25/2026 | 2026 TAC TITANS Tarheel States Meet | |
| 2443 | Mosa Sharif | 44.67 | 9 | B Min | BB: 41.29 (+3.38s | 7.6%) | Cougar Aquatic Team | 02/14/2026 | 2026 Will You BB Mine | |
| 2444 | William Cardoso | 44.68 | 9 | B Min | BB: 41.29 (+3.39s | 7.6%) | Crimson Aquatics | 10/17/2025 | 2025 NE CRIM OCTOBER TEAM SPECIALTY W DIST | |
| 2445 | William French | 44.68 | 10 | B Min | BB: 41.29 (+3.39s | 7.6%) | Suburban Aquatics | 02/01/2026 | 2026 Little Blue Penguin Pentathlon | |
| 2446 | Quinton Simpson | 44.68 | 8 | B Min | BB: 41.29 (+3.39s | 7.6%) | Twisters Swim Club | 01/17/2026 | 2026 MR AGUA MLK Invitational | |
| 2447 | Ryan Gekht | 44.68 | 10 | B Min | BB: 41.29 (+3.39s | 7.6%) | North Baltimore Aquatic Club | 10/17/2025 | 2025 NBAC Fall Fastival Meet | |
| 2448 | Benjamin Matteini | 44.69 | 9 | B Min | BB: 41.29 (+3.40s | 7.6%) | Long Island Aquatic Club | 03/27/2026 | 2026 MR Bronze Championship South LIE | |
| 2449 | Hudson Rausch | 44.69 | 9 | B Min | BB: 41.29 (+3.40s | 7.6%) | Brookings Swim Club | 02/20/2026 | 2026 SD 12 Under Short Course State A Champ | |
| 2450 | William Gressett | 44.70 | 10 | B Min | BB: 41.29 (+3.41s | 7.6%) | Sunkist Swim Team | 11/07/2025 | 2025 SE BSL Cranberry Classic | |
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.