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 | |
|---|---|---|---|---|---|---|---|---|---|
| 901 | Poyraz Onerci | 43.42 | 10 | BB Min | A: 42.09 (+1.33s | 3.1%) | Machine Aquatics | 11/14/2025 | 2025 PV November Open Franconia | |
| 902 | Alexander Rich | 43.42 | 10 | BB Min | A: 42.09 (+1.33s | 3.1%) | Maverick Aquatics | 04/17/2026 | 2026 CO Jolean Scott Memorial | |
| 903 | Mason Lee | 43.43 | 10 | BB Min | A: 42.09 (+1.34s | 3.1%) | Issaquah Swim Team | 03/19/2026 | 2026 NW Region Age Group Champs Approved | |
| 904 | Noah Thomas | 43.43 | 9 | BB Min | A: 42.09 (+1.34s | 3.1%) | Longhorn Aquatics | 01/09/2026 | 2026 ST TXLA New Year S Classic Invite | |
| 905 | Kaiden Iino | 43.44 | 10 | BB Min | A: 42.09 (+1.35s | 3.1%) | South Florida Aquatic Club | 04/18/2026 | SoFlo 12 Under Spring Invitational | |
| 906 | 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 | |
| 907 | Henry Curtis | 43.44 | 10 | BB Min | A: 42.09 (+1.35s | 3.1%) | McCallie-GPS Aquatics | 02/27/2026 | 2026 SE Southeastern Winter SC Championships | |
| 908 | 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 | |
| 909 | 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 | |
| 910 | 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 | |
| 911 | 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 | |
| 912 | 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 | |
| 913 | 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 | |
| 914 | Ryan Li | 43.49 | 10 | BB Min | A: 42.09 (+1.40s | 3.2%) | Mason Manta Rays | 03/12/2026 | 2026 OH SC Junior Championships | |
| 915 | Ethan Lin | 43.50 | 10 | BB Min | A: 42.09 (+1.41s | 3.2%) | Revolution Swim Club | 01/09/2026 | 2026 NE CRIM Jan Team Specialty | |
| 916 | 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 | |
| 917 | Gary Stoll | 43.51 | 10 | BB Min | A: 42.09 (+1.42s | 3.3%) | Legacy Aquatics | 12/20/2025 | 2025 Legacy Aquatics Showdown | |
| 918 | Kevin Zhou | 43.51 | 10 | BB Min | A: 42.09 (+1.42s | 3.3%) | Speed Aquatics | 12/12/2025 | 2025 CA SCS SCAT WAG | |
| 919 | Logan Shepherd | 43.51 | 10 | BB Min | A: 42.09 (+1.42s | 3.3%) | Bowling Green Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 920 | Christian Ballin | 43.52 | 10 | BB Min | A: 42.09 (+1.43s | 3.3%) | 757swim | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 921 | 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 | |
| 922 | Andrew Williams | 43.53 | 10 | BB Min | A: 42.09 (+1.44s | 3.3%) | East Hartford YMCA | 12/11/2025 | 2025 NE CRA Winter Invitational | |
| 923 | 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 | |
| 924 | 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 | |
| 925 | 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 | |
| 926 | 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 | |
| 927 | 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 | |
| 928 | 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 | |
| 929 | 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 | |
| 930 | 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 | |
| 931 | 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 | |
| 932 | 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 | |
| 933 | Maximilian Machavariani | 43.59 | 9 | BB Min | A: 42.09 (+1.50s | 3.4%) | SwimMAC Carolina | 03/20/2026 | 2026 SwimMAC Tar Heel States | |
| 934 | Ryan Yoon | 43.60 | 10 | BB Min | A: 42.09 (+1.51s | 3.5%) | Sierra Marlins Swim Team | 02/13/2026 | 2026 Neptune Swimming Invitational | |
| 935 | Julian Gu | 43.61 | 10 | BB Min | A: 42.09 (+1.52s | 3.5%) | Blue Dolfins | 09/27/2025 | 2025 Elizabeth Kazeck Fall Sprint | |
| 936 | Niranjan Bharathan | 43.61 | 10 | BB Min | A: 42.09 (+1.52s | 3.5%) | Tualatin Hills Swim Club | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 937 | 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 | |
| 938 | William Moreno | 43.62 | 10 | BB Min | A: 42.09 (+1.53s | 3.5%) | Carolina Aquatic Team | 03/26/2026 | 2026 NCAC Spring Tar Heel States Copied | |
| 939 | 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 | |
| 940 | 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 | |
| 941 | 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 | |
| 942 | 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 | |
| 943 | Decker Yarber | 43.64 | 10 | BB Min | A: 42.09 (+1.55s | 3.6%) | Tollefson Swimming | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 944 | 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 | |
| 945 | Jayden Lu | 43.65 | 9 | BB Min | A: 42.09 (+1.56s | 3.6%) | Charles River Aquatics | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 946 | Beau Nobles | 43.66 | 8 | BB Min | A: 42.09 (+1.57s | 3.6%) | Tnt Swimming | 01/16/2026 | 2026 GPAC Winter Invitational | |
| 947 | 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 | |
| 948 | 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 | |
| 949 | 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 | |
| 950 | Jerry Ji | 43.67 | 10 | BB Min | A: 42.09 (+1.58s | 3.6%) | Brea 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.