USA Boys 10 & under - 50 Y Breast
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2601 | Nolan Vargason | 48.32 | 9 | B Min | BB: 47.69 (+0.63s | 1.3%) | Unattached | 01/09/2026 | 2026 IA Midwest All Stars 09Jan2026 Midwestern | |
| 2602 | Brendan Ma | 48.32 | 9 | B Min | BB: 47.69 (+0.63s | 1.3%) | Orinda Aquatics | 02/13/2026 | 2026 Neptune Swimming Invitational | |
| 2603 | David Limakov | 48.33 | 10 | B Min | BB: 47.69 (+0.64s | 1.3%) | Pipeline Swimming | 02/06/2026 | CVST Sweetheart Meet | |
| 2604 | Samuel Zink | 48.34 | 10 | B Min | BB: 47.69 (+0.65s | 1.3%) | Club Wolverine | 01/16/2026 | SLA Arctic Blast 2026 | |
| 2605 | Parker Leighton | 48.34 | 10 | B Min | BB: 47.69 (+0.65s | 1.3%) | Oly Swimming | 02/06/2026 | 2026 Michigan Open | |
| 2606 | Colt Lybrand | 48.34 | 9 | B Min | BB: 47.69 (+0.65s | 1.3%) | Unattached | 10/11/2025 | 2025 OCTOBERFEST SWIM MEET | |
| 2607 | Jacob Wills | 48.34 | 10 | B Min | BB: 47.69 (+0.65s | 1.3%) | Bgc-N. Westchester Marlins | 12/05/2025 | 2025 MR BGNW December 14 Under Invitational | |
| 2608 | Zachary Cheney | 48.35 | 10 | B Min | BB: 47.69 (+0.66s | 1.4%) | High Tides Swim Club | 07/21/2025 | 2025 MN MAN Minnesota Regional Championship | |
| 2609 | Leo Pesin | 48.35 | 10 | B Min | BB: 47.69 (+0.66s | 1.4%) | All Star Aquatics | 11/14/2025 | 2025PV November Open Fairland | |
| 2610 | Zixin Cheng | 48.35 | 9 | B Min | BB: 47.69 (+0.66s | 1.4%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 2611 | Charlie Griffin | 48.35 | 10 | B Min | BB: 47.69 (+0.66s | 1.4%) | Issaquah Swim Team | 11/22/2025 | 2025 PN November AGI, Div 3 (UPAC) | |
| 2612 | Parker Swinehart | 48.36 | 9 | B Min | BB: 47.69 (+0.67s | 1.4%) | Hydra Aquatics | 12/05/2025 | 2025 Christmas Championships | |
| 2613 | Kane Exavier | 48.36 | 10 | B Min | BB: 47.69 (+0.67s | 1.4%) | Long Island Express | 10/10/2025 | 2025 MR LIE Octoberfest Invitational | |
| 2614 | Chase Hoffman | 48.36 | 9 | B Min | BB: 47.69 (+0.67s | 1.4%) | Naval Academy Aquatic Club | 02/14/2026 | EST Vs NAAC Dual Meet | |
| 2615 | Elliot Ryan | 48.36 | 10 | B Min | BB: 47.69 (+0.67s | 1.4%) | Merritt Athletic Swimming | 11/14/2025 | Harvest Festival 2025 | |
| 2616 | Asher Caponera | 48.36 | 9 | B Min | BB: 47.69 (+0.67s | 1.4%) | Florida Atlantic Aquatics | 10/25/2025 | 2025 BRST Not So Scary Invite | |
| 2617 | Andrew Stidham | 48.37 | 9 | B Min | BB: 47.69 (+0.68s | 1.4%) | Ambush Swimming | 12/20/2024 | 2024 Gulf Fall Champs (ESCA AMBU) | |
| 2618 | Nolan Wilkey | 48.37 | 10 | B Min | BB: 47.69 (+0.68s | 1.4%) | Minnetonka Swim Club | 01/30/2026 | 2026 MN MTKA TYR Team Challenge | |
| 2619 | Noah Wu | 48.37 | 10 | B Min | BB: 47.69 (+0.68s | 1.4%) | Palo Alto Stanford Aquatics | 12/20/2025 | 2025 PASA Winter Frolic Meet @ PALY HS | |
| 2620 | Jayden Davis | 48.37 | 10 | B Min | BB: 47.69 (+0.68s | 1.4%) | East Carolina Aquatics | 01/10/2026 | 2026 RMY Winter Invitational | |
| 2621 | Blake Gibbs | 48.38 | 9 | B Min | BB: 47.69 (+0.69s | 1.4%) | Bellevue Club Swim Team | 10/12/2024 | 2024 PN CSC Fall Classic Invitational | |
| 2622 | Oliver Morrison | 48.38 | 10 | B Min | BB: 47.69 (+0.69s | 1.4%) | Palo Alto Stanford Aquatics | 01/24/2026 | 2026 Zone 1 North Championships | |
| 2623 | Charles Storm | 48.38 | 8 | B Min | BB: 47.69 (+0.69s | 1.4%) | Enfinity Aquatic Club | 02/07/2026 | 2026 EAC Last Chance Qualifier | |
| 2624 | Samuel Hicks | 48.39 | 10 | B Min | BB: 47.69 (+0.70s | 1.4%) | Hudson Valley Dolphins | 12/12/2025 | 2025 MR RFAC Elizabeth Miller Holiday Invite | |
| 2625 | Emmett Fox | 48.39 | 10 | B Min | BB: 47.69 (+0.70s | 1.4%) | Nation\\\\\\'s Capital Swim Club | 11/14/2025 | 2025 PV November Open Dulles South | |
| 2626 | Hudson Nolan | 48.39 | 10 | B Min | BB: 47.69 (+0.70s | 1.4%) | San Antonio Wave | 01/10/2026 | 2026 ST AHAC B Champs South Copied | |
| 2627 | Thomas Cooke | 48.39 | 7 | B Min | BB: 47.69 (+0.70s | 1.4%) | Aptos Cabrillo Swim Club | 11/15/2024 | MBSC GSMY Z1S Race To AGC C B A+ | |
| 2628 | Henry Meyer | 48.39 | 9 | B Min | BB: 47.69 (+0.70s | 1.4%) | Fremont Area Swim Team | 11/08/2025 | 2025 MW ACE Danielle Soby Bemis Memorial Invi | |
| 2629 | Andres Velazquez | 48.39 | 9 | B Min | BB: 47.69 (+0.70s | 1.4%) | Pro Swimming | 01/23/2026 | 2026 PN Pro January Intrasquad Approved | |
| 2630 | Joshua Webster | 48.40 | 9 | B Min | BB: 47.69 (+0.71s | 1.5%) | Minnetonka Swim Club | 12/05/2025 | 2025 MN AQJT 14 U Single Age State Meet Cop | |
| 2631 | Finn Reutter | 48.40 | 8 | B Min | BB: 47.69 (+0.71s | 1.5%) | Sporting Jax Aquatic Club | 11/22/2025 | 2025 SJAC Turkey Meet | |
| 2632 | Jason Buhr | 48.40 | 9 | B Min | BB: 47.69 (+0.71s | 1.5%) | Pikes Peak Athletics | 12/12/2025 | 2025 CO FAST Bill Spahn Mid Season Finale | |
| 2633 | Hudson Velarde | 48.40 | 10 | B Min | BB: 47.69 (+0.71s | 1.5%) | York Swim Club of Northern Vir | 12/04/2025 | 2025 Sport Fair Winter Classic | |
| 2634 | Oliver Ni | 48.41 | 9 | B Min | BB: 47.69 (+0.72s | 1.5%) | Makos Aquatics Club of Gainesv | 10/10/2025 | 2025 FAST Pumpkin Plunge | |
| 2635 | Rainan Joshi | 48.41 | 9 | B Min | BB: 47.69 (+0.72s | 1.5%) | Columbia Aquatics Association | 11/07/2025 | 2025 Marlins Invitational | |
| 2636 | Shuyi Tan | 48.41 | 8 | B Min | BB: 47.69 (+0.72s | 1.5%) | Issaquah Swim Team | 02/07/2026 | 2026 PN IST Feb Winter Invitational Approved | |
| 2637 | Quentyn Boerboom | 48.41 | 10 | B Min | BB: 47.69 (+0.72s | 1.5%) | Southwest Swim Club | 01/23/2026 | SFST SD 2026 January Invite | |
| 2638 | Sacha Brillant | 48.42 | 9 | B Min | BB: 47.69 (+0.73s | 1.5%) | New York Sharks Aquatics | 01/09/2026 | MR 2026 12 UNDER TEAM WINTER CARNIVAL | |
| 2639 | Benedict Clarno | 48.42 | 9 | B Min | BB: 47.69 (+0.73s | 1.5%) | Alamo Area Aquatic Association | 01/18/2025 | 2025 ST AAAA NS Frostbite Invite | |
| 2640 | Ryan Karapostoles | 48.42 | 9 | B Min | BB: 47.69 (+0.73s | 1.5%) | Swim Melbourne | 01/24/2026 | 2026 TCA Winter Open | |
| 2641 | Luca Chagas | 48.42 | 10 | B Min | BB: 47.69 (+0.73s | 1.5%) | SwimRise Aquatics | 11/01/2025 | 2025 SwimRise Fall Festival | |
| 2642 | Zachary Bobowski | 48.43 | 9 | B Min | BB: 47.69 (+0.74s | 1.5%) | Lake Oswego | 02/15/2025 | 2025 OR HS 6A 5 | |
| 2643 | Kyle Teng | 48.43 | 8 | B Min | BB: 47.69 (+0.74s | 1.5%) | Rockville Montgomery Swim Club | 12/06/2025 | 2025 Reindeer Mini Meet | |
| 2644 | Watson She | 48.43 | 9 | B Min | BB: 47.69 (+0.74s | 1.5%) | Bellevue Club Swim Team | 01/31/2026 | 2026 PN BISC Bluefin Invitational | |
| 2645 | Ely Erickson | 48.44 | 9 | B Min | BB: 47.69 (+0.75s | 1.5%) | Waterloo Swimming | 01/17/2026 | 2026 ST AQTX B Champs North | |
| 2646 | Benjamin Barco | 48.44 | 9 | B Min | BB: 47.69 (+0.75s | 1.5%) | Portland Aquatic Club | 10/17/2025 | 2025 THSC Fall Open | |
| 2647 | Atticus Kime | 48.44 | 10 | B Min | BB: 47.69 (+0.75s | 1.5%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 01/31/2026 | 2026 Guppy Bowl | |
| 2648 | Daniel Cao | 48.45 | 9 | B Min | BB: 47.69 (+0.76s | 1.6%) | Upper Main Line YMCA | 12/11/2025 | 2025 East Coast WinterFest | |
| 2649 | Martin Li | 48.45 | 9 | B Min | BB: 47.69 (+0.76s | 1.6%) | Wave Aquatics | 11/22/2025 | 2025 PN Nov AGI, Division 2 (SMAC) | |
| 2650 | Grayson Bennett | 48.45 | 10 | B Min | BB: 47.69 (+0.76s | 1.6%) | Pine Crest Swimming | 01/16/2026 | 2026 Speedo SoFlo Open | |
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.