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 | 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 | |
| 802 | Ryan Bascon | 43.00 | 10 | BB Min | A: 42.09 (+0.91s | 2.1%) | Team Suffolk | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 803 | Dalton Gonzalez | 43.01 | 9 | BB Min | A: 42.09 (+0.92s | 2.1%) | Nitro Swimming | 01/04/2026 | 2026 ST NTRO Chilly Icicles | |
| 804 | Noah Beimesche | 43.01 | 9 | BB Min | A: 42.09 (+0.92s | 2.1%) | Cincinnati Marlins | 03/12/2026 | 2026 OH SC Junior Championships | |
| 805 | Yu Xu | 43.03 | 9 | BB Min | A: 42.09 (+0.94s | 2.2%) | SwimMAC Carolina | 12/05/2025 | ATOM Winter Invite 2025 | |
| 806 | Gabriel Moyer | 43.03 | 10 | BB Min | A: 42.09 (+0.94s | 2.2%) | Southern Maryland Aquatics | 03/13/2026 | 2026 Speedo Maryland Junior Championship Si | |
| 807 | Henry Hales | 43.03 | 10 | BB Min | A: 42.09 (+0.94s | 2.2%) | Commonwealth Swimming | 03/13/2026 | 2026 NE INST NE Cup | |
| 808 | Preston Tran | 43.03 | 10 | BB Min | A: 42.09 (+0.94s | 2.2%) | Irvine Novaquatics | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 809 | Ashton Chen | 43.03 | 10 | BB Min | A: 42.09 (+0.94s | 2.2%) | Brea Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 810 | Logan Yip | 43.03 | 10 | BB Min | A: 42.09 (+0.94s | 2.2%) | South San Francisco Aquatics | 02/21/2026 | Pacific Swimming 10 U SCY Championship | |
| 811 | George Couchara | 43.04 | 9 | BB Min | A: 42.09 (+0.95s | 2.2%) | Hydra Aquatics | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 812 | Jacob Tilman | 43.04 | 10 | BB Min | A: 42.09 (+0.95s | 2.2%) | Newport County YMCA Wahoos | 03/21/2026 | 2026 NE YNS YMCA New England Championship | |
| 813 | Thomas Nicely | 43.04 | 10 | BB Min | A: 42.09 (+0.95s | 2.2%) | Spartan Aquatic Club | 01/16/2026 | 2026 SE Ralph Crocker Classic | |
| 814 | Connor Kelly | 43.04 | 10 | BB Min | A: 42.09 (+0.95s | 2.2%) | Condors Swim Club | 03/07/2026 | 2026 MR Metro 8 Under Championships | |
| 815 | 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 | |
| 816 | Liam Sandstrom | 43.06 | 8 | BB Min | A: 42.09 (+0.97s | 2.3%) | Rockville Montgomery Swim Club | 02/14/2026 | 2026 RMSC Gender Blender Mini Meet | |
| 817 | Levi Palmer | 43.06 | 10 | BB Min | A: 42.09 (+0.97s | 2.3%) | Nocatee Bluetide Swim Team | 03/01/2026 | 2026 Last Chance Meet | |
| 818 | Matias Cardona | 43.07 | 10 | BB Min | A: 42.09 (+0.98s | 2.3%) | SwimFast | 11/01/2025 | Piranhas Turkey Classic 2025 | |
| 819 | Jameson Levering | 43.09 | 10 | BB Min | A: 42.09 (+1.00s | 2.3%) | Crimson Aquatics | 03/13/2026 | 2026 NE CRA End Of Season March Invite | |
| 820 | Luke VanWoerkom | 43.10 | 10 | BB Min | A: 42.09 (+1.01s | 2.3%) | Byron Center Aquatics | 02/07/2026 | 2026 Grand Rapids Open | |
| 821 | Kristian Efimov | 43.10 | 10 | BB Min | A: 42.09 (+1.01s | 2.3%) | Bravo Swim Team | 02/20/2026 | 2026 FG SCY BB Championships SOUTH | |
| 822 | 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 | |
| 823 | Joshua Margolius | 43.11 | 9 | BB Min | A: 42.09 (+1.02s | 2.4%) | Rivertown Aquatics | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 824 | James DeKlotz | 43.11 | 9 | BB Min | A: 42.09 (+1.02s | 2.4%) | Nation\\\\\\'s Capital Swim Club | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 825 | Kazuhiro Seto | 43.11 | 10 | BB Min | A: 42.09 (+1.02s | 2.4%) | Hauppauge Swimming | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 826 | Aidan Campbell | 43.12 | 9 | BB Min | A: 42.09 (+1.03s | 2.4%) | Loyola Blakefield Aquatics | 03/05/2026 | 2026 MD LSC 14 U Championships | |
| 827 | Peter Scott | 43.13 | 5 | BB Min | A: 42.09 (+1.04s | 2.4%) | Sleepy Hollow | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 828 | Jackson Macaluso | 43.13 | 10 | BB Min | A: 42.09 (+1.04s | 2.4%) | Tampa Elite Aquatics | 12/05/2025 | 2025 Speedo Gator Holiday Classic | |
| 829 | Nicholas Leonard | 43.13 | 10 | BB Min | A: 42.09 (+1.04s | 2.4%) | SwimMAC Carolina | 02/14/2026 | 2026 SwimMAC Qualifier Festival | |
| 830 | Robert Mello | 43.13 | 10 | BB Min | A: 42.09 (+1.04s | 2.4%) | Excel Aquatics | 01/16/2026 | 2026 TYR Mardi Gras Invite | |
| 831 | Thomas Hummel | 43.13 | 10 | BB Min | A: 42.09 (+1.04s | 2.4%) | Hillsborough Aquatic Club | 10/11/2025 | 2025 CAT Rock The Block | |
| 832 | Brian Chou | 43.13 | 9 | BB Min | A: 42.09 (+1.04s | 2.4%) | Irvine Novaquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 833 | Owen Rousseau | 43.14 | 10 | BB Min | A: 42.09 (+1.05s | 2.4%) | Black Marlins Swim Team | 03/26/2026 | Destination Athlete Centennial Invite 2026 | |
| 834 | Timothy Acchione | 43.14 | 10 | BB Min | A: 42.09 (+1.05s | 2.4%) | Loyola Blakefield Aquatics | 10/03/2025 | 2025 Aimee McCormick Turrall Memorial Meet | |
| 835 | Alexander Wu | 43.15 | 10 | BB Min | A: 42.09 (+1.06s | 2.5%) | Rockville Montgomery Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 836 | Jayan Naik | 43.15 | 10 | BB Min | A: 42.09 (+1.06s | 2.5%) | Capital of Texas Aquatics | 12/12/2025 | 2025 ST AAAA NS Winter Wonderland | |
| 837 | Paxton Marvray | 43.15 | 10 | BB Min | A: 42.09 (+1.06s | 2.5%) | Sawtooth Aquatic Club | 12/20/2025 | 2025 BY Candy Cane Invitational | |
| 838 | Camden Gilman | 43.15 | 10 | BB Min | A: 42.09 (+1.06s | 2.5%) | Tigersharks Swim Club | 05/16/2026 | 2026 MN SHRK Tigersharks IM Tough Challenage | |
| 839 | Anderson Cox | 43.17 | 10 | BB Min | A: 42.09 (+1.08s | 2.5%) | Lynchburg YMCA Swim Team | 02/27/2026 | 2026 SW District Champs 9 Over | |
| 840 | Maochen Tan | 43.17 | 10 | BB Min | A: 42.09 (+1.08s | 2.5%) | Mission Viejo Nadadores | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 841 | James Marsh | 43.17 | 10 | BB Min | A: 42.09 (+1.08s | 2.5%) | Lifetime Swim Team North Carol | 10/24/2025 | 2025 CAT Trick Or Treat Meet | |
| 842 | Alex Liu | 43.17 | 10 | BB Min | A: 42.09 (+1.08s | 2.5%) | Anglerfish Aquatics | 11/14/2025 | 2025 NECRA Nov Distance Specialty Meet Co | |
| 843 | Luke Chai | 43.17 | 9 | BB Min | A: 42.09 (+1.08s | 2.5%) | Pleasanton Seahawks | 03/28/2026 | PC CDST SC C B BB+ Meet | |
| 844 | Dylan Tian | 43.18 | 8 | BB Min | A: 42.09 (+1.09s | 2.5%) | Santa Clara Swim Club | 03/28/2026 | Swim South Bay | |
| 845 | Max Alred | 43.18 | 9 | BB Min | A: 42.09 (+1.09s | 2.5%) | Marshall County Swim Club | 02/27/2026 | 2026 SE Southeastern Winter SC Championships | |
| 846 | Matthew Dolan | 43.18 | 10 | BB Min | A: 42.09 (+1.09s | 2.5%) | Life Time Mid Atlantic Swim Te | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 847 | Jake Awalt | 43.18 | 10 | BB Min | A: 42.09 (+1.09s | 2.5%) | Highlander Aquatic Club | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | |
| 848 | Ren Yu | 43.19 | 10 | BB Min | A: 42.09 (+1.10s | 2.5%) | Asphalt Green Unified Aquatics | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 849 | Benjamin Thilking | 43.19 | 10 | BB Min | A: 42.09 (+1.10s | 2.5%) | Bedford Barracudas | 03/07/2026 | PYSA Champs 2026 | |
| 850 | Oliver Heale | 43.19 | 10 | BB Min | A: 42.09 (+1.10s | 2.5%) | Atlantic Coast Athletic Club | 02/27/2026 | 2026 SW District Champs 9 Over | |
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.