USA Boys 10 & under - 50 Y Free
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2501 | Otto Seeber | 34.14 | 9 | BB Min | A: 31.09 (+3.05s | 8.9%) | Flatiron Athletic Club | 02/13/2026 | 2026 CO NJ Groundhog Invite | |
| 2502 | Yeim Jung | 34.14 | 10 | BB Min | A: 31.09 (+3.05s | 8.9%) | Wave Aquatics | 06/19/2026 | 2026 PN SRST Summer Invitational Approved | |
| 2503 | William Martzke | 34.14 | 10 | BB Min | A: 31.09 (+3.05s | 8.9%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 10/17/2025 | 2025 OLY Fall Classic | |
| 2504 | Forrest Foster | 34.14 | 10 | BB Min | A: 31.09 (+3.05s | 8.9%) | Alamo Area Aquatic Association | 01/21/2026 | 2026 ST AAAA NS January Race Night | |
| 2505 | Silvio Leal | 34.15 | 10 | BB Min | A: 31.09 (+3.06s | 9.0%) | Maui Swim Club | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 2506 | Liam Doyle | 34.15 | 9 | BB Min | A: 31.09 (+3.06s | 9.0%) | Cincinnati Marlins | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2507 | Flynn Mohammed | 34.15 | 10 | BB Min | A: 31.09 (+3.06s | 9.0%) | SwimRVA | 03/20/2026 | 2026 SwimRVA Clover Cup | |
| 2508 | Easton Young | 34.15 | 10 | BB Min | A: 31.09 (+3.06s | 9.0%) | Moraga Country Club | 11/10/2024 | Fall Jamboree Invitational 2024 | |
| 2509 | Wesley Baird | 34.15 | 9 | BB Min | A: 31.09 (+3.06s | 9.0%) | Empire Swimming | 12/06/2025 | 2025 MR PAC 12 U Holiday Invitational | |
| 2510 | Ian Tate | 34.15 | 10 | BB Min | A: 31.09 (+3.06s | 9.0%) | Peters Township Swim Club | 11/14/2025 | ISCA Fall Classic Championship 2025 | |
| 2511 | Carson Lee | 34.15 | 10 | BB Min | A: 31.09 (+3.06s | 9.0%) | Condors Swim Club | 11/14/2025 | 2025 MR COND November IMX Invitational | |
| 2512 | Joel Stees | 34.15 | 10 | BB Min | A: 31.09 (+3.06s | 9.0%) | Aquawolves Swimming | 02/14/2026 | 2026 CO AQUA February Home Meet | |
| 2513 | Lucas Blanks | 34.15 | 10 | BB Min | A: 31.09 (+3.06s | 9.0%) | East Carolina Aquatics | 10/11/2025 | 2025 CAT Rock The Block | |
| 2514 | Chester Evans | 34.15 | 10 | BB Min | A: 31.09 (+3.06s | 9.0%) | Unattached | 12/12/2025 | 2025 ST AAAA NS Winter Wonderland | |
| 2515 | Anthony Calvano | 34.16 | 10 | BB Min | A: 31.09 (+3.07s | 9.0%) | Berkley High School | 03/13/2026 | MHSAA Boys D2 State Championship 2026 | |
| 2516 | Darryl Davis | 34.16 | 9 | BB Min | A: 31.09 (+3.07s | 9.0%) | Pueblo County Swim Team | 06/19/2026 | 2026 Max Shirley Radiff Memorial | |
| 2517 | Conall Barrett | 34.16 | 9 | BB Min | A: 31.09 (+3.07s | 9.0%) | Upper Valley Aquatic Club | 03/01/2026 | 2026 NE UVAC 14 And Under Pentathlon | |
| 2518 | Ben Creed | 34.16 | 10 | BB Min | A: 31.09 (+3.07s | 9.0%) | Westerville Aquatic Club | 02/19/2026 | 2026 OH WOR SC Regional Championships | |
| 2519 | Oleksandr Aleksashyn | 34.16 | 10 | BB Min | A: 31.09 (+3.07s | 9.0%) | Dolphin Club | 01/09/2026 | NOVA New Year S Kick Off | |
| 2520 | Bradley Chu | 34.16 | 9 | BB Min | A: 31.09 (+3.07s | 9.0%) | Phoenix Aquatic Club | 01/10/2026 | 2026 MR WEST Chris Dewey Trophy Meet | |
| 2521 | Henry Li | 34.16 | 10 | BB Min | A: 31.09 (+3.07s | 9.0%) | Eastern Nassau Aquatic Club | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
| 2522 | Kyu Bae | 34.17 | 9 | BB Min | A: 31.09 (+3.08s | 9.0%) | Waterloo Swimming | 02/28/2026 | 2026 ST SCY Surge Marsh Madness | |
| 2523 | Evan Buchanan | 34.17 | 10 | BB Min | A: 31.09 (+3.08s | 9.0%) | Hudson Explorer Aquatic | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2524 | Devin Schlapman | 34.17 | 10 | BB Min | A: 31.09 (+3.08s | 9.0%) | Huntsville Swim Association | 02/06/2026 | 2026 SES Region 3 Champions | |
| 2525 | Jacob Karalitzky | 34.18 | 10 | BB Min | A: 31.09 (+3.09s | 9.0%) | Three Village Swim Club | 02/20/2026 | 2026 MR Silvers Championship South HAUP | |
| 2526 | Bryce Davelaar | 34.18 | 10 | BB Min | A: 31.09 (+3.09s | 9.0%) | Sioux Center Seahawks | 01/23/2026 | SFST SD 2026 January Invite | |
| 2527 | Henry Moore | 34.18 | 10 | BB Min | A: 31.09 (+3.09s | 9.0%) | Rockville Montgomery Swim Club | 01/16/2026 | 2026 RMSC January Intrasquad Meet | |
| 2528 | Justin Chi | 34.19 | 9 | BB Min | A: 31.09 (+3.10s | 9.1%) | DeAnza Cupertino Aquatics | 03/28/2026 | LAMV C B A+ Meet | |
| 2529 | Thomas Cooke | 34.19 | 9 | BB Min | A: 31.09 (+3.10s | 9.1%) | Aptos Cabrillo Swim Club | 07/18/2025 | CVAL | |
| 2530 | Mo Chen | 34.19 | 9 | BB Min | A: 31.09 (+3.10s | 9.1%) | Wave Aquatics | 06/19/2026 | 2026 PN SRST Summer Invitational Approved | |
| 2531 | Eli Francoeur | 34.19 | 10 | BB Min | A: 31.09 (+3.10s | 9.1%) | SwimMAC Carolina | 03/20/2026 | 2026 SwimMAC Tar Heel States | |
| 2532 | Chenrui Cui | 34.19 | 8 | BB Min | A: 31.09 (+3.10s | 9.1%) | Unattached | 02/20/2026 | 2026 PN SRST Champs Qualifier Approved | |
| 2533 | Kyler Robson | 34.19 | 9 | BB Min | A: 31.09 (+3.10s | 9.1%) | Cincinnati Marlins | 02/19/2026 | 2026 OH CM SC Regional Championships | |
| 2534 | Jackson Phlipot | 34.19 | 10 | BB Min | A: 31.09 (+3.10s | 9.1%) | Mecklenburg Swim Association | 03/20/2026 | 2026 STAR Tar Heel States | |
| 2535 | Benjamin Birckholtz | 34.20 | 10 | BB Min | A: 31.09 (+3.11s | 9.1%) | Old Dominion Aquatic Club | 10/04/2025 | ODAC Rising Stars Meet | |
| 2536 | Diego Pereiras-Videaux | 34.20 | 9 | BB Min | A: 31.09 (+3.11s | 9.1%) | Annapolis High School | 02/20/2026 | 2026 WWAC Boys Swimming Diving Championship | |
| 2537 | Conor Riley | 34.20 | 8 | BB Min | A: 31.09 (+3.11s | 9.1%) | Bayside Aquatics | 03/21/2026 | 2026 Maryland 8 Under Championship Meet | |
| 2538 | Cameron Watrous | 34.20 | 9 | BB Min | A: 31.09 (+3.11s | 9.1%) | Bellevue Club Swim Team | 06/19/2026 | 2026 PN SRST Summer Invitational Approved | |
| 2539 | James Ahern | 34.20 | 9 | BB Min | A: 31.09 (+3.11s | 9.1%) | SwimMAC Carolina | 02/14/2026 | 2026 SwimMAC Qualifier Festival | |
| 2540 | Michael Campbell | 34.20 | 10 | BB Min | A: 31.09 (+3.11s | 9.1%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 11/08/2025 | Atlantis 2025 Fall Quack Tack Ular | |
| 2541 | Jack Viana | 34.20 | 10 | BB Min | A: 31.09 (+3.11s | 9.1%) | FireFish Swim Team | 05/15/2026 | 2026 NE CCSC Medley Mayhem At Sandwich High | |
| 2542 | Elliott Rice | 34.20 | 10 | BB Min | A: 31.09 (+3.11s | 9.1%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 01/16/2026 | 2026 Odd Age Classic | |
| 2543 | Will Knueven | 34.21 | 9 | BB Min | A: 31.09 (+3.12s | 9.1%) | Mariemont Ohio Swim Team | 03/12/2026 | 2026 OH SC Junior Championships | |
| 2544 | Lucas Putman | 34.21 | 10 | BB Min | A: 31.09 (+3.12s | 9.1%) | Frederick Area Swim Team | 03/13/2026 | 2026 Speedo Maryland Junior Championship Si | |
| 2545 | Charles Kimball | 34.21 | 10 | BB Min | A: 31.09 (+3.12s | 9.1%) | Egra Waves | 12/05/2025 | EGRA 2025 Winter Washout | |
| 2546 | Finnegan Dunn | 34.21 | 10 | BB Min | A: 31.09 (+3.12s | 9.1%) | New York Sharks Aquatics | 03/27/2026 | 2026 MR Metro Bronze Championship North | |
| 2547 | Eric Guo | 34.22 | 10 | BB Min | A: 31.09 (+3.13s | 9.1%) | Greater Toledo Aquatic Club | 02/19/2026 | 2026 OH SOS SC Regional Championships | |
| 2548 | Caleb Gorelik | 34.22 | 9 | BB Min | A: 31.09 (+3.13s | 9.1%) | Hydra Aquatics | 11/14/2025 | ISCA Fall Classic Championship 2025 | |
| 2549 | Lucas Nieves | 34.22 | 10 | BB Min | A: 31.09 (+3.13s | 9.1%) | San Juan Carib� | 11/21/2025 | 2025 RAFC Almost Turkey Invitational | |
| 2550 | Connor Kimener | 34.22 | 10 | BB Min | A: 31.09 (+3.13s | 9.1%) | Cincinnati Marlins | 03/12/2026 | 2026 OH SC Junior Championships | |
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.