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 | |
|---|---|---|---|---|---|---|---|---|---|
| 801 | Julian Phillips | 42.95 | 10 | BB Min | A: 42.09 (+0.86s | 2.0%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 802 | Emerson Young | 42.96 | 11 | BB Min | A: 42.09 (+0.87s | 2.0%) | South Shore YMCA Strypers | 12/05/2025 | 2025 NE YNS Reid Sacco Prelims Finals Invite | |
| 803 | Stewart Bye | 42.96 | 10 | BB Min | A: 42.09 (+0.87s | 2.0%) | Corvallis Aquatic Team | 12/12/2025 | 2025 OR HEAT Age Group Jubilee | |
| 804 | Oliver Pearce | 42.96 | 9 | BB Min | A: 42.09 (+0.87s | 2.0%) | Aces Swim Club | 01/09/2026 | 2026 CO NJ Narwhal Invitational | |
| 805 | Marvin Meng | 42.97 | 10 | BB Min | A: 42.09 (+0.88s | 2.0%) | Charles River Aquatics | 01/09/2026 | 2026 NE CRA New Year Distance And Specialty | |
| 806 | Blake Wu | 42.98 | 9 | BB Min | A: 42.09 (+0.89s | 2.1%) | Unattached | 04/11/2025 | 2025 Boys Girls Clubs National Swim Champs | |
| 807 | Romeo Martini | 42.98 | 10 | BB Min | A: 42.09 (+0.89s | 2.1%) | Pompano Beach Piranhas | 09/20/2025 | September Open 2025 | |
| 808 | Liam Murray | 42.98 | 10 | B Min | BB: 40.09 (+2.89s | 6.7%) | SwimRise Aquatics | 01/16/2026 | 2026 Pentathlon | |
| 809 | David Shoer | 42.98 | 10 | BB Min | A: 42.09 (+0.89s | 2.1%) | Patriot Aquatics | 01/23/2026 | 2026 Hot Chocolate Invite | |
| 810 | Steve Guo | 42.98 | 10 | BB Min | A: 42.09 (+0.89s | 2.1%) | Tac Titans | 01/16/2026 | 2026 Vector Security Polar Plunge Meet | |
| 811 | Fijinoluwa Lakanse | 42.98 | 10 | BB Min | A: 42.09 (+0.89s | 2.1%) | Prince George\\\\\\'s Parks and Recr | 11/22/2025 | 20205 Odd Ball Challenge | |
| 812 | Miles Cui | 42.99 | 11 | BB Min | A: 42.09 (+0.90s | 2.1%) | Mei\\\\\\'s Typhoons Swimming Club | 01/16/2026 | 2026 NE SAC Bronze Championships | |
| 813 | Michael Gawrys | 42.99 | 10 | BB Min | A: 42.09 (+0.90s | 2.1%) | Swim Fort Lauderdale | 12/05/2025 | 2025 FG Holiday Champ | |
| 814 | Ivan Petrov | 42.99 | 10 | BB Min | A: 42.09 (+0.90s | 2.1%) | Academy Aquatic Club | 09/19/2025 | Kiefer Speedo Fall Invitational | |
| 815 | Frederick Jackson | 42.99 | 10 | BB Min | A: 42.09 (+0.90s | 2.1%) | Royal Swimming | 01/31/2026 | 2026 Guppy Bowl | |
| 816 | Luke Stockburger | 42.99 | 10 | BB Min | A: 42.09 (+0.90s | 2.1%) | Potomac Marlins | 10/10/2025 | 2025 PV October Open Franconia | |
| 817 | Lyrik Atwater | 43.00 | 10 | BB Min | A: 42.09 (+0.91s | 2.1%) | Granite Falls Makos | 01/16/2026 | 2026 Vector Security Polar Plunge Meet | |
| 818 | Ivan Zhao | 43.01 | 8 | BB Min | A: 42.09 (+0.92s | 2.1%) | Southwest Stars Swim Club | 10/18/2025 | 2025 SLAC IMX Challenge Invitational | |
| 819 | Dalton Gonzalez | 43.01 | 9 | BB Min | A: 42.09 (+0.92s | 2.1%) | Nitro Swimming | 01/04/2026 | 2026 ST NTRO Chilly Icicles | |
| 820 | Kaimana Hashimoto | 43.01 | 9 | BB Min | A: 42.09 (+0.92s | 2.1%) | Splash Aquatics | 12/06/2025 | 45th Annual Ken Suenaga Invitational (SCY) | |
| 821 | Joseph Chen | 43.03 | 11 | BB Min | A: 42.09 (+0.94s | 2.2%) | Long Island Express | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
| 822 | Yu Xu | 43.03 | 9 | BB Min | A: 42.09 (+0.94s | 2.2%) | SwimMAC Carolina | 12/05/2025 | ATOM Winter Invite 2025 | |
| 823 | Charles Mayne | 43.03 | 11 | BB Min | A: 42.09 (+0.94s | 2.2%) | Empire Swimming | 02/06/2026 | 2026 MR YMID February Classic Copied | |
| 824 | Ashton Chen | 43.03 | 10 | BB Min | A: 42.09 (+0.94s | 2.2%) | Brea Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 825 | John Tikhonov | 43.03 | 10 | BB Min | A: 42.09 (+0.94s | 2.2%) | Matchpoint Nyc | 02/07/2026 | 2026 MR FREE Championships Meets Qualifier | |
| 826 | Thomas Nicely | 43.04 | 9 | BB Min | A: 42.09 (+0.95s | 2.2%) | Spartan Aquatic Club | 01/16/2026 | 2026 SE Ralph Crocker Classic | |
| 827 | Charlie Seipel | 43.04 | 10 | BB Min | A: 42.09 (+0.95s | 2.2%) | Terrapins Swim Team | 09/27/2025 | Orinda Aquatics SC C B BB+ Meet | |
| 828 | Ryan Bascon | 43.05 | 10 | BB Min | A: 42.09 (+0.96s | 2.2%) | Team Suffolk | 12/11/2025 | 2025 MR HAUP Eagle Invitational | |
| 829 | Duke Guo | 43.06 | 9 | BB Min | A: 42.09 (+0.97s | 2.3%) | McAllen Swim Club | 01/03/2026 | 2026 ST HPAC Last Chance Quaifier | |
| 830 | Carter Gray | 43.06 | 9 | BB Min | A: 42.09 (+0.97s | 2.3%) | Cleveland Aquatics | 01/24/2026 | 2026 BSC Polar Bear Meet | |
| 831 | Aaron Lam | 43.06 | 10 | BB Min | A: 42.09 (+0.97s | 2.3%) | South Shore YMCA Strypers | 01/10/2026 | 2026 NE YNS YMCA Eastern MA Districts | |
| 832 | Hendrix Raulerson | 43.07 | 10 | BB Min | A: 42.09 (+0.98s | 2.3%) | Nova of Virginia | 11/22/2025 | NOVA Cranberry Contender | |
| 833 | Alan Kogan | 43.07 | 11 | BB Min | A: 42.09 (+0.98s | 2.3%) | Charles River Aquatics | 02/06/2026 | 2026 NE CRA Last Chance February Invite | |
| 834 | Shawn Cohen | 43.07 | 10 | BB Min | A: 42.09 (+0.98s | 2.3%) | Jbarracudas Swim Team | 12/19/2025 | 2025 SI Winter Age Group Championships | |
| 835 | Matias Cardona | 43.07 | 9 | BB Min | A: 42.09 (+0.98s | 2.3%) | SwimFast | 11/01/2025 | Piranhas Turkey Classic 2025 | |
| 836 | Gavin Yin | 43.07 | 10 | BB Min | A: 42.09 (+0.98s | 2.3%) | Austin Swim Club | 10/10/2025 | 2025 ST ASC Bob Thompson Open | |
| 837 | Stefan Brown | 43.09 | 10 | BB Min | A: 42.09 (+1.00s | 2.3%) | Tide Swimming | 12/11/2025 | 2025 East Coast WinterFest | |
| 838 | August Baikauskas | 43.09 | 8 | BB Min | A: 42.09 (+1.00s | 2.3%) | Loyola Blakefield Aquatics | 10/03/2025 | 2025 Aimee McCormick Turrall Memorial Meet | |
| 839 | William Yiengst | 43.10 | 10 | BB Min | A: 42.09 (+1.01s | 2.3%) | Machine Aquatics | 11/14/2025 | 2025 PV November Open Franconia | |
| 840 | Luke VanWoerkom | 43.10 | 9 | BB Min | A: 42.09 (+1.01s | 2.3%) | Byron Center Aquatics | 02/07/2026 | 2026 Grand Rapids Open | |
| 841 | Bryan HU | 43.10 | 9 | BB Min | A: 42.09 (+1.01s | 2.3%) | Aquazot Swim Club | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 842 | Adi Bisht | 43.10 | 10 | BB Min | A: 42.09 (+1.01s | 2.3%) | Valley Splash | 11/14/2025 | 2025 Santa Clara Swim Club SC CBA Meet | |
| 843 | Benjamin Danon | 43.11 | 10 | BB Min | A: 42.09 (+1.02s | 2.4%) | 92ny Flying Dolphins | 12/11/2025 | 2025 NE CRA Winter Invitational | |
| 844 | Larkin Smither | 43.11 | 10 | BB Min | A: 42.09 (+1.02s | 2.4%) | Hanover Aquatics | 11/14/2025 | 2025 Gobbler Gauntlet | |
| 845 | Yangyang Xu | 43.11 | 10 | BB Min | A: 42.09 (+1.02s | 2.4%) | Pacific Dragons Swim Team | 12/12/2025 | 2025 PN 14 Under Short Course Champs APPROVED | |
| 846 | Steven Wang | 43.11 | 10 | BB Min | A: 42.09 (+1.02s | 2.4%) | Wave Aquatics | 12/12/2025 | 2025 PN 14 Under Short Course Champs APPROVED | |
| 847 | Kazuhiro Seto | 43.11 | 10 | BB Min | A: 42.09 (+1.02s | 2.4%) | Hauppauge Swimming | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 848 | Carter Novak | 43.12 | 9 | BB Min | A: 42.09 (+1.03s | 2.4%) | Aquatic Team Of Mecklenburg | 01/23/2026 | 2026 TEAM Arena Western Open Copied | |
| 849 | Alex Deng | 43.12 | 9 | BB Min | A: 42.09 (+1.03s | 2.4%) | Issaquah Swim Team | 12/07/2024 | 2024 PN Fall Divisionals, Division 1 | |
| 850 | Peter Scott | 43.13 | 10 | BB Min | A: 42.09 (+1.04s | 2.4%) | Sleepy Hollow | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
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.