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 | |
|---|---|---|---|---|---|---|---|---|---|
| 51 | Tatsumasa Sekine | 31.36 | 9 | AAA Min | AAAA: 30.79 (+0.57s | 1.8%) | Santa Clara Swim Club | 09/19/2026 | 2026 Milpitas Aquatic Club Season Kick Off | |
| 52 | Guanlin Chen | 31.38 | 10 | AAA Min | AAAA: 30.79 (+0.59s | 1.9%) | Brea Aquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 53 | Aiden Chung | 31.41 | 10 | AAA Min | AAAA: 30.79 (+0.62s | 2.0%) | Patriot Swim Club | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 54 | Lukas Bell | 31.42 | 10 | AAA Min | AAAA: 30.79 (+0.63s | 2.0%) | SwimRVA | 11/22/2025 | Bass Turkey Classic 2025 | |
| 55 | Charlie Wheeler | 31.42 | 10 | AAA Min | AAAA: 30.79 (+0.63s | 2.0%) | Longmont Swim Club | 10/24/2026 | 2026 CO LONG Great Pumpkin Pentathlon | |
| 56 | Jeffrey Xiong | 31.44 | 10 | AAA Min | AAAA: 30.79 (+0.65s | 2.1%) | Arctic Aquatics | 05/01/2026 | 2026 NE ARCT Spring Specialty Meet | |
| 57 | Ethan Duncan | 31.45 | 10 | AAA Min | AAAA: 30.79 (+0.66s | 2.1%) | Rockville Montgomery Swim Club | 02/13/2026 | 39th Black History Swim Meet | |
| 58 | Dylan Deahn | 31.47 | 9 | AAA Min | AAAA: 30.79 (+0.68s | 2.2%) | Csp Tideriders | 10/09/2026 | Fall Festival Invitational | |
| 59 | Ti Dawson | 31.48 | 10 | AAA Min | AAAA: 30.79 (+0.69s | 2.2%) | SwimMAC Carolina | 02/26/2026 | 2026 NCS SC AG CHAMPS | |
| 60 | Mason Ryu | 31.52 | 10 | AAA Min | AAAA: 30.79 (+0.73s | 2.3%) | Klg Sports Swim Team | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 61 | Kaimana Hashimoto | 31.54 | 10 | AAA Min | AAAA: 30.79 (+0.75s | 2.4%) | Splash Aquatics | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 62 | Ethan Qu | 31.56 | 10 | AAA Min | AAAA: 30.79 (+0.77s | 2.4%) | Pacific Swimming Zone | 04/26/2026 | 2026 Pacific Swimming Zone All Star Meet | |
| 63 | Ross Davis | 31.56 | 9 | AAA Min | AAAA: 30.79 (+0.77s | 2.4%) | Fast Falcons | 07/25/2025 | 2025 Summer Area 4 Championships | |
| 64 | Jorden Li | 31.59 | 10 | AAA Min | AAAA: 30.79 (+0.80s | 2.5%) | Arctic Aquatics | 05/01/2026 | 2026 NE ARCT Spring Specialty Meet | |
| 65 | Andy Wang | 31.59 | 10 | AAA Min | AAAA: 30.79 (+0.80s | 2.5%) | Tualatin Hills Swim Club | 05/16/2026 | 2026 John DeRoest Sextathlon Swim Meet | |
| 66 | Justin Huang | 31.59 | 10 | AAA Min | AAAA: 30.79 (+0.80s | 2.5%) | Tac Titans | 07/31/2026 | 2026 TAC TITANS Summer Sizzler | |
| 67 | Jacob YU | 31.60 | 10 | AAA Min | AAAA: 30.79 (+0.81s | 2.6%) | Twisters Swim Club | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
| 68 | Thomas Westcott | 31.64 | 10 | AAA Min | AAAA: 30.79 (+0.85s | 2.7%) | Twisters Swim Club | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
| 69 | Miguel Ramirez | 31.67 | 10 | AAA Min | AAAA: 30.79 (+0.88s | 2.8%) | Blue Wave Swimming | 09/18/2026 | Kiefer Speedo Fall Invitational | |
| 70 | Bryan Jing | 31.72 | 10 | AAA Min | AAAA: 30.79 (+0.93s | 2.9%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 71 | Thomas Afonin | 31.73 | 10 | AAA Min | AAAA: 30.79 (+0.94s | 3.0%) | Shorefront Ym-Ywha | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 72 | Asher Knapp | 31.76 | 10 | AAA Min | AAAA: 30.79 (+0.97s | 3.1%) | Tide Swimming | 03/12/2026 | 2026 Virginia Swimming SC Age Group Champions | |
| 73 | Miles Moore | 31.78 | 5 | AAA Min | AAAA: 30.79 (+0.99s | 3.1%) | Soda Fall | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 74 | Troy Cary | 31.79 | 10 | AAA Min | AAAA: 30.79 (+1.00s | 3.1%) | Alamo Heights Aquatic Club ? A | 10/16/2026 | 2026 ST ASC Bob Thompson Open | |
| 75 | Daniel Early | 31.80 | 10 | AAA Min | AAAA: 30.79 (+1.01s | 3.2%) | Grosse Pointe Gators | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 76 | Jerry Ji | 31.80 | 10 | AAA Min | AAAA: 30.79 (+1.01s | 3.2%) | Brea Aquatics | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 77 | Matthew Winn | 31.80 | 9 | AAA Min | AAAA: 30.79 (+1.01s | 3.2%) | Stingray Swim Team | 09/26/2026 | 2026 PN TAC Fall Pentathlon Distance Open App | |
| 78 | Leonardo Mora Carrillo | 31.83 | 10 | AAA Min | AAAA: 30.79 (+1.04s | 3.3%) | Blue Marlins Aquatic Club | 07/24/2026 | 2026 Summer Area 3 Championships | |
| 79 | Carson Zeiger | 31.85 | 10 | AAA Min | AAAA: 30.79 (+1.06s | 3.3%) | New Wave Swim Team | 06/28/2026 | 2026 WOLF Short Course Meet | |
| 80 | Preston Mathis | 31.86 | 10 | AAA Min | AAAA: 30.79 (+1.07s | 3.4%) | Seahawks Swim Team | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | |
| 81 | Kevin Zou | 31.87 | 10 | AAA Min | AAAA: 30.79 (+1.08s | 3.4%) | Alto Swim Club | 03/20/2026 | SCY Spring Age Group Championships | |
| 82 | John Piracci | 31.87 | 10 | AAA Min | AAAA: 30.79 (+1.08s | 3.4%) | SwimRVA | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 83 | Hayden Reed | 31.90 | 10 | AAA Min | AAAA: 30.79 (+1.11s | 3.5%) | C.M. Gatton Beaumont YMCA | 10/16/2026 | 2026 SwimVille USA Jack Thompson Classic | |
| 84 | Luke Harriger | 32.02 | 10 | AAA Min | AAAA: 30.79 (+1.23s | 3.8%) | Lima Family YMCA Swim Team | 03/12/2026 | 2026 OH SC Junior Championships | |
| 85 | Collin Johnson | 32.03 | 10 | AAA Min | AAAA: 30.79 (+1.24s | 3.9%) | Machine Aquatics | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 86 | Easson Ji | 32.03 | 9 | AAA Min | AAAA: 30.79 (+1.24s | 3.9%) | Xtreme Swim Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 87 | Jackson Coslick | 32.04 | 9 | AAA Min | AAAA: 30.79 (+1.25s | 3.9%) | Annapolis Swim Club | 03/05/2026 | 2026 MD LSC 14 U Championships | |
| 88 | Kyle Whitley | 32.06 | 10 | AAA Min | AAAA: 30.79 (+1.27s | 4.0%) | Fast Falcons | 09/26/2026 | EAJ Speedo September Meet 2026 | |
| 89 | Aiden Suffel | 32.07 | 10 | AAA Min | AAAA: 30.79 (+1.28s | 4.0%) | Lakeshore Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 90 | Ethan Hartley | 32.08 | 10 | AAA Min | AAAA: 30.79 (+1.29s | 4.0%) | Quest Swimming | 03/12/2026 | 2026 Virginia Swimming SC Age Group Champions | |
| 91 | Alister Carlton | 32.10 | 10 | AAA Min | AAAA: 30.79 (+1.31s | 4.1%) | Nitro Swimming | 09/26/2026 | 2026 ST NTRO Autumn Classic | |
| 92 | William Skinner | 32.14 | 12 | AAA Min | AAAA: 30.79 (+1.35s | 4.2%) | Atlantis Swimming | 11/08/2025 | Atlantis 2025 Fall Quack Tack Ular | |
| 93 | Trevor Lam | 32.19 | 9 | AAA Min | AAAA: 30.79 (+1.40s | 4.3%) | Dare Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 94 | Elliott Burns | 32.20 | 10 | AAA Min | AAAA: 30.79 (+1.41s | 4.4%) | Rockville Montgomery Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 95 | Johann Gomez Ugalde | 32.21 | 10 | AAA Min | AAAA: 30.79 (+1.42s | 4.4%) | Southwest Stars Swim Club | 10/09/2026 | 2026 FAST Pumpkin Plunge | |
| 96 | Calvin Higgs | 32.21 | 10 | AAA Min | AAAA: 30.79 (+1.42s | 4.4%) | Nitro Swimming | 09/06/2026 | 2026 ST NTRO Stephen J Wolleben Memorial Meet | |
| 97 | Aurelius Lien | 32.24 | 9 | AAA Min | AAAA: 30.79 (+1.45s | 4.5%) | Santa Clara Swim Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 98 | Elijah Braeger | 32.25 | 10 | AAA Min | AAAA: 30.79 (+1.46s | 4.5%) | Lakeside Swim Team | 10/16/2026 | 2026 SwimVille USA Jack Thompson Classic | |
| 99 | Connor Bombero | 32.26 | 10 | AAA Min | AAAA: 30.79 (+1.47s | 4.6%) | Regional YMCA of Western Conne | 12/11/2025 | 2025 NE CRA Winter Invitational | |
| 100 | Garrett Legg | 32.30 | 9 | AAA Min | AAAA: 30.79 (+1.51s | 4.7%) | Pleasanton Seahawks | 10/10/2026 | SRVA SC C B BB+ Meet | |
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.