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 | |
|---|---|---|---|---|---|---|---|---|---|
| 701 | Aspar Dzebisov | 43.43 | 10 | BB Min | A: 42.09 (+1.34s | 3.1%) | Fast Lane Aquatics | 07/25/2026 | 2026 FL Summer Area 2 Championships Working | |
| 702 | Kyu Bae | 43.44 | 9 | BB Min | A: 42.09 (+1.35s | 3.1%) | Waterloo Swimming | 02/28/2026 | 2026 ST SCY Surge Marsh Madness | |
| 703 | Lev Petrovskii | 43.45 | 9 | BB Min | A: 42.09 (+1.36s | 3.1%) | Swim Fort Lauderdale | 11/21/2025 | 2025 RAFC Almost Turkey Invitational | |
| 704 | Brooks Wilson | 43.45 | 10 | BB Min | A: 42.09 (+1.36s | 3.1%) | Charles River Aquatics | 11/14/2025 | 2025 NECRA Nov Distance Specialty Meet Co | |
| 705 | Ozzy Su | 43.46 | 10 | BB Min | A: 42.09 (+1.37s | 3.2%) | Quicksilver Swimming | 01/16/2026 | 2026 Brian Malick Memorial Z1S Championships | |
| 706 | Theodore Chan | 43.47 | 9 | BB Min | A: 42.09 (+1.38s | 3.2%) | Long Island Express | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 707 | Andrew Zhang | 43.48 | 9 | BB Min | A: 42.09 (+1.39s | 3.2%) | Revolution Swim Club | 12/11/2025 | 2025 NE SHAWMUT Candy Cane Classic | |
| 708 | Killian Robbins | 43.49 | 10 | BB Min | A: 42.09 (+1.40s | 3.2%) | St Croix Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 709 | Caleb Durr | 43.50 | 10 | BB Min | A: 42.09 (+1.41s | 3.2%) | Nation\\\\\\'s Capital Swim Club | 12/04/2025 | 2025 PV Turkey Claus Showdown | |
| 710 | Adam Kao | 43.52 | 10 | BB Min | A: 42.09 (+1.43s | 3.3%) | Life Time Oregon Swim Team | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 711 | Grant Haire | 43.53 | 10 | BB Min | A: 42.09 (+1.44s | 3.3%) | Worthington Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 712 | Cameron Watrous | 43.53 | 9 | BB Min | A: 42.09 (+1.44s | 3.3%) | Bellevue Club Swim Team | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 713 | Harrison Kyin | 43.53 | 10 | BB Min | A: 42.09 (+1.44s | 3.3%) | Cavalier Aquatics/Piedmont Fam | 02/27/2026 | 2026 SW District Champs 9 Over | |
| 714 | Connor Finlayson | 43.54 | 9 | BB Min | A: 42.09 (+1.45s | 3.3%) | Annapolis Swim Club | 12/04/2025 | 2025 Sport Fair Winter Classic | |
| 715 | Conrad Shwe | 43.54 | 9 | BB Min | A: 42.09 (+1.45s | 3.3%) | Clovis Swim Club | 01/10/2026 | 2026 Clovis Swim Club Winter Open | |
| 716 | Eli Cen | 43.55 | 9 | BB Min | A: 42.09 (+1.46s | 3.4%) | Harbor Seals | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 717 | Remi Newell | 43.56 | 9 | BB Min | A: 42.09 (+1.47s | 3.4%) | All Star Aquatics | 01/17/2026 | PVS January Open 2026 Fairland | |
| 718 | Julian St. Peter | 43.57 | 9 | BB Min | A: 42.09 (+1.48s | 3.4%) | Edge Swim Club | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 719 | Logan Bratu | 43.58 | 10 | BB Min | A: 42.09 (+1.49s | 3.4%) | Asphalt Green Unified Aquatics | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
| 720 | William Greene | 43.58 | 10 | BB Min | A: 42.09 (+1.49s | 3.4%) | Charles River Aquatics | 07/30/2026 | 2026 NE CRA Prelim Final SCY Meet | |
| 721 | Henry Kaiser | 43.58 | 10 | BB Min | A: 42.09 (+1.49s | 3.4%) | Nation\\\\\\'s Capital Swim Club | 02/13/2026 | 2026 ASA President S Day Classic | |
| 722 | Maximilian Machavariani | 43.59 | 10 | BB Min | A: 42.09 (+1.50s | 3.4%) | SwimMAC Carolina | 03/20/2026 | 2026 SwimMAC Tar Heel States | |
| 723 | Julian Gu | 43.61 | 10 | BB Min | A: 42.09 (+1.52s | 3.5%) | Blue Dolfins | 09/27/2025 | 2025 Elizabeth Kazeck Fall Sprint | |
| 724 | Caleb Lee | 43.62 | 10 | BB Min | A: 42.09 (+1.53s | 3.5%) | Nova of Virginia | 01/09/2026 | NOVA New Year S Kick Off | |
| 725 | Sameer Pai | 43.62 | 10 | BB Min | A: 42.09 (+1.53s | 3.5%) | Aquajets Swim Team | 06/20/2026 | 2026 MN AQJT June | |
| 726 | Rowan Sargent | 43.62 | 9 | BB Min | A: 42.09 (+1.53s | 3.5%) | Flatiron Athletic Club | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 727 | Andrew Radlicz | 43.63 | 9 | BB Min | A: 42.09 (+1.54s | 3.5%) | Life Time Mid Atlantic Swim Te | 02/07/2026 | 2026 MAKO QUALIFIER | |
| 728 | Jimmie Jones | 43.63 | 9 | BB Min | A: 42.09 (+1.54s | 3.5%) | Razor Aquatics | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 729 | Asa Heath | 43.64 | 10 | BB Min | A: 42.09 (+1.55s | 3.6%) | YMCA of Greater Nashua Storm | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 730 | Decker Yarber | 43.64 | 10 | BB Min | A: 42.09 (+1.55s | 3.6%) | Tollefson Swimming | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 731 | Bradley Chu | 43.64 | 9 | BB Min | A: 42.09 (+1.55s | 3.6%) | Phoenix Aquatic Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 732 | Lewis Wan | 43.65 | 10 | BB Min | A: 42.09 (+1.56s | 3.6%) | Tac Titans | 07/31/2026 | 2026 TAC TITANS Summer Sizzler | |
| 733 | Beau Nobles | 43.66 | 9 | BB Min | A: 42.09 (+1.57s | 3.6%) | Tnt Swimming | 01/16/2026 | 2026 GPAC Winter Invitational | |
| 734 | Braden Dunlap | 43.67 | 9 | BB Min | A: 42.09 (+1.58s | 3.6%) | Naval Academy Aquatic Club | 03/05/2026 | 2026 MD LSC 14 U Championships | |
| 735 | Keon Cheng | 43.67 | 10 | BB Min | A: 42.09 (+1.58s | 3.6%) | Arcadia Riptides Swim Club | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 736 | Alex Koay | 43.67 | 10 | BB Min | A: 42.09 (+1.58s | 3.6%) | The Fish | 01/31/2026 | The 2026 Super FISH Bowl XVI | |
| 737 | Jerry Ji | 43.67 | 10 | BB Min | A: 42.09 (+1.58s | 3.6%) | Brea Aquatics | 12/13/2024 | 2024 CA RAA SCS WAG | |
| 738 | Jameson Huskey | 43.67 | 10 | BB Min | A: 42.09 (+1.58s | 3.6%) | YMCA Fairfax County Reston | 10/18/2025 | 2025 Fox Fall Invitational 1 Copied | |
| 739 | Emmanuel Schmid Leon | 43.68 | 10 | BB Min | A: 42.09 (+1.59s | 3.6%) | South Florida Aquatic Club | 12/11/2025 | 35th Annual Winter Championships | |
| 740 | Maximus Sosa | 43.68 | 10 | BB Min | A: 42.09 (+1.59s | 3.6%) | Dare Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 741 | Bernardo Marques | 43.69 | 10 | BB Min | A: 42.09 (+1.60s | 3.7%) | Pine Crest Swimming | 12/06/2025 | 2025 Pompano Beach Santa Claus Meet | |
| 742 | August Allender | 43.69 | 10 | BB Min | A: 42.09 (+1.60s | 3.7%) | DC Dept Of Parks and Recreatio | 03/20/2026 | 26th Annual Spring Championships | |
| 743 | Anderson Shi | 43.69 | 8 | BB Min | A: 42.09 (+1.60s | 3.7%) | Los Angeles Swim Club | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 744 | Michel Opp | 43.70 | 10 | BB Min | A: 42.09 (+1.61s | 3.7%) | Sporting Jax Aquatic Club | 02/20/2026 | 2026 Area 1 Spring Championships | |
| 745 | Christopher Navarro | 43.70 | 10 | BB Min | A: 42.09 (+1.61s | 3.7%) | Kamehameha Swim Club | 02/26/2026 | 2026 HI Hawaiian Swimming SCY AGChamps | |
| 746 | Aiden Gordon | 43.71 | 9 | BB Min | A: 42.09 (+1.62s | 3.7%) | Monroe-Woodbury Devilfish Aqua | 01/31/2026 | 2026 MR MWDA YBAR Sink Or Swim Invitational | |
| 747 | Sebastien Gallant | 43.72 | 10 | BB Min | A: 42.09 (+1.63s | 3.7%) | Tuna Swim Club | 05/02/2026 | 2026 MN TUNA Spring Splash | |
| 748 | Isaac Lee | 43.72 | 10 | BB Min | A: 42.09 (+1.63s | 3.7%) | Auburn Aquatics | 02/20/2026 | 2026 SE Auburn Classic | |
| 749 | Blaze Garcia | 43.73 | 10 | BB Min | A: 42.09 (+1.64s | 3.8%) | Pueblo County Swim Team | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 750 | Tucker McCullough | 43.73 | 10 | BB Min | A: 42.09 (+1.64s | 3.8%) | Team Rebel Aquatics | 12/13/2024 | 2024 CA RAA SCS WAG | |
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.