USA Boys 10 & under - 50 Y Back
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 751 | Nico Losada-Saputo | 36.87 | 10 | A Min | AA: 35.79 (+1.08s | 2.9%) | Orinda Aquatics | 01/31/2026 | Zone 2 Winter Championship Meet | |
| 752 | Yoshua Castro | 36.87 | 10 | A Min | AA: 35.79 (+1.08s | 2.9%) | Rockville Montgomery Swim Club | 10/17/2025 | 2025 RMSC October Kick Off Classic | |
| 753 | Jaden Shin | 36.88 | 10 | A Min | AA: 35.79 (+1.09s | 3.0%) | Stingray Swim Team | 11/15/2025 | 2025 PN IST November Invitational | |
| 754 | Nathan Zammit | 36.88 | 10 | A Min | AA: 35.79 (+1.09s | 3.0%) | Atlantis Swimming | 01/16/2026 | 2026 Odd Age Classic | |
| 755 | Carter Hollingsworth | 36.88 | 10 | A Min | AA: 35.79 (+1.09s | 3.0%) | Castle Rock Swimming | 01/04/2026 | 2026 CO AAC Sprint Eliminator Invite | |
| 756 | Dean Hunter | 36.89 | 10 | A Min | AA: 35.79 (+1.10s | 3.0%) | Sporting Jax Aquatic Club | 11/15/2025 | EAJ Fall Harvest 2025 | |
| 757 | Ozzy Su | 36.90 | 8 | A Min | AA: 35.79 (+1.11s | 3.0%) | Quicksilver Swimming | 12/06/2024 | 2024 Pacific Swimming Winter Age Group Champs | |
| 758 | Collin Boyle | 36.90 | 10 | A Min | AA: 35.79 (+1.11s | 3.0%) | Herndon Aquatic Club | 11/21/2025 | 2025 Swim Rock | |
| 759 | Connor Woo | 36.91 | 10 | A Min | AA: 35.79 (+1.12s | 3.0%) | Rockville Montgomery Swim Club | 01/16/2026 | 2026 RMSC January Intrasquad Meet | |
| 760 | Blake Wu | 36.91 | 10 | A Min | AA: 35.79 (+1.12s | 3.0%) | Bgc-N. Westchester Marlins | 11/14/2025 | 2025 MR COND November IMX Invitational | |
| 761 | Owen Bradford | 36.92 | 10 | A Min | AA: 35.79 (+1.13s | 3.1%) | Waves Of Wilmington Inc | 01/24/2026 | 2026 WOW Tri County Classic | |
| 762 | Remi Newell | 36.93 | 9 | A Min | AA: 35.79 (+1.14s | 3.1%) | All Star Aquatics | 01/17/2026 | PVS January Open 2026 Fairland | |
| 763 | Mark Kouzmenko | 36.93 | 10 | A Min | AA: 35.79 (+1.14s | 3.1%) | Scorpion Swim Club | 11/14/2025 | 2025 NECRA Nov Distance Specialty Meet Co | |
| 764 | Jameson Levering | 36.93 | 10 | A Min | AA: 35.79 (+1.14s | 3.1%) | Crimson Aquatics | 01/30/2026 | 2026 NE CS Silver Championships | |
| 765 | Mason Lam | 36.93 | 9 | A Min | AA: 35.79 (+1.14s | 3.1%) | Eagle Swim Team Inc. | 02/14/2026 | EST Vs NAAC Dual Meet | |
| 766 | Graham Rothwell | 36.94 | 10 | A Min | AA: 35.79 (+1.15s | 3.1%) | San Gabriel Aquatics | 02/06/2026 | 2026 ST AQTX STX Champs North | |
| 767 | Joseph Chen | 36.94 | 11 | A Min | AA: 35.79 (+1.15s | 3.1%) | Long Island Express | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 768 | Ethan Vasilescu | 36.94 | 10 | A Min | AA: 35.79 (+1.15s | 3.1%) | All Star Aquatics | 01/17/2026 | PVS January Open 2026 Fairland | |
| 769 | Aidan Stawasz | 36.94 | 10 | A Min | AA: 35.79 (+1.15s | 3.1%) | Lynchburg YMCA Swim Team | 09/19/2025 | 2025 LY Season Opener | |
| 770 | Graham Larkin | 36.95 | 9 | A Min | AA: 35.79 (+1.16s | 3.1%) | Moses Lake | 01/11/2025 | 2025 Kentridge HS Invitational BOYS OBSERVED | |
| 771 | Jaxon Mondragon | 36.95 | 10 | A Min | AA: 35.79 (+1.16s | 3.1%) | Aquawolves Swimming | 01/04/2026 | 2026 CO AAC Sprint Eliminator Invite | |
| 772 | George Yu | 36.96 | 9 | A Min | AA: 35.79 (+1.17s | 3.2%) | Santa Clara Swim Club | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 773 | Alexander Liao | 36.96 | 10 | A Min | AA: 35.79 (+1.17s | 3.2%) | Irvine Novaquatics | 04/03/2025 | Pacific Swimming SC Far Western Champs | |
| 774 | James Ludington | 36.97 | 10 | A Min | AA: 35.79 (+1.18s | 3.2%) | Carolina Aquatic Team | 11/21/2025 | 2025 ECA Southeastern Classic | |
| 775 | Konnor Pham-Nguyen | 36.97 | 10 | A Min | AA: 35.79 (+1.18s | 3.2%) | Alameda Gators | 10/18/2025 | PC CDST SC C B BB+ | |
| 776 | Drexton Dorvil | 36.97 | 9 | A Min | AA: 35.79 (+1.18s | 3.2%) | Southwest Stars Swim Club | 06/28/2025 | 2025 FL Summer Area 2 Championships Working | |
| 777 | Brayden Lee | 36.97 | 10 | A Min | AA: 35.79 (+1.18s | 3.2%) | Dedham Health Hydra | 01/09/2026 | 2026 NE NSSC January 9 11 BC Meet | |
| 778 | William Truong | 36.98 | 10 | A Min | AA: 35.79 (+1.19s | 3.2%) | Harbor Seals | 02/07/2026 | 2026 MR QNS We Fly High Invitational | |
| 779 | Austin Yang | 36.98 | 10 | A Min | AA: 35.79 (+1.19s | 3.2%) | Three Village Swim Club | 11/21/2025 | 2025 MR LIAC Thanksgiving Invite | |
| 780 | Grayson Bachkosky | 36.98 | 9 | A Min | AA: 35.79 (+1.19s | 3.2%) | Bgc-N. Westchester Marlins | 01/30/2026 | 2026 MR BGNW February Freeze Invitational | |
| 781 | Oliver Mearns | 36.98 | 10 | A Min | AA: 35.79 (+1.19s | 3.2%) | Greensboro Community YMCA | 02/13/2026 | 2026 TYDE Be My Valentine Meet | |
| 782 | Ian Chan | 36.99 | 10 | A Min | AA: 35.79 (+1.20s | 3.2%) | Trident Aquatic Club | 01/16/2026 | GSA January Jump Start 2026 | |
| 783 | Yutaka Marescot | 37.00 | 10 | A Min | AA: 35.79 (+1.21s | 3.3%) | Phoenix Aquatic Club | 01/23/2026 | 2026 MR PAC Winter Classic Invitational | |
| 784 | Arlo Edwards | 37.00 | 10 | A Min | AA: 35.79 (+1.21s | 3.3%) | Memphis Tiger Swimming | 10/03/2025 | 2025 Tiger Fall Classic | |
| 785 | Elon Amrani | 37.00 | 10 | A Min | AA: 35.79 (+1.21s | 3.3%) | Staten Island Aquatics Club | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 786 | Hei Chan | 37.01 | 10 | A Min | AA: 35.79 (+1.22s | 3.3%) | Alto Swim Club | 01/24/2026 | 2026 Zone 1 North Championships | |
| 787 | Ethan Evans | 37.01 | 9 | A Min | AA: 35.79 (+1.22s | 3.3%) | Dads Club Swim Team | 01/10/2025 | 2025 Tracey Harper Santiago Memorial Meet | |
| 788 | Thys van der Meer | 37.01 | 10 | A Min | AA: 35.79 (+1.22s | 3.3%) | Aptos Cabrillo Swim Club | 07/18/2025 | CVAL | |
| 789 | Lucas Howell | 37.01 | 10 | A Min | AA: 35.79 (+1.22s | 3.3%) | Farmingdale Aquatics | 12/12/2025 | 2025 NE NSSC Dec Holiday Celebration! | |
| 790 | Eli Cen | 37.01 | 9 | A Min | AA: 35.79 (+1.22s | 3.3%) | Harbor Seals | 01/10/2026 | 2026 MR WEST Chris Dewey Trophy Meet | |
| 791 | Emilio Retana | 37.03 | 10 | A Min | AA: 35.79 (+1.24s | 3.3%) | El Paso Aqua Posse | 02/13/2026 | 2026 BD Arctic BLAST Swim Meet | |
| 792 | Logan Liew | 37.03 | 9 | A Min | AA: 35.79 (+1.24s | 3.3%) | Streamliner Aquatics | 11/22/2025 | 57th Annual Thanksgiving Invitational | |
| 793 | Vincent Kaldau | 37.03 | 9 | A Min | AA: 35.79 (+1.24s | 3.3%) | VillaSport Swim Team | 01/18/2025 | 2025 LSST January Frosty Meet | |
| 794 | Franco Martinez | 37.03 | 10 | A Min | AA: 35.79 (+1.24s | 3.3%) | EL Paso Border Land Swim Team | 10/25/2025 | 2025 Bd Swatoberfest Sprintacular All | |
| 795 | James Haukebo | 37.04 | 10 | A Min | AA: 35.79 (+1.25s | 3.4%) | Annapolis Swim Club | 11/07/2025 | 2025 Marlins Invitational | |
| 796 | George White | 37.05 | 10 | A Min | AA: 35.79 (+1.26s | 3.4%) | Rockville Montgomery Swim Club | 12/11/2025 | 2025 Riley Eaton Holiday Invitational | |
| 797 | Walter Speicher | 37.05 | 9 | A Min | AA: 35.79 (+1.26s | 3.4%) | Monocacy Aquatic Club | 09/26/2025 | RAC First Splash 2025 | |
| 798 | Lucas Li | 37.05 | 9 | A Min | AA: 35.79 (+1.26s | 3.4%) | Dedham Health Hydra | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 799 | Nolan Meinen | 37.06 | 10 | A Min | AA: 35.79 (+1.27s | 3.4%) | Nitro Swimming | 01/16/2026 | 2026 ST NTRO Winter Prelim Final Invite | |
| 800 | Viaan Bandi | 37.06 | 10 | A Min | AA: 35.79 (+1.27s | 3.4%) | North Shore Swim Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
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.