USA Boys 10 & under - 50 M Free
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1901 | Luca Mansur | 40.74 | 10 | B Min | BB: 39.79 (+0.95s | 2.3%) | Azura Florida Aquatics | 01/17/2026 | 2026 Azura Winter Open LCM Invite | |
| 1902 | Carter Mayer | 40.74 | 9 | B Min | BB: 39.79 (+0.95s | 2.3%) | Dynamo Swim Club | 06/26/2026 | 2026 HSA June Invitational | |
| 1903 | Ian Souza | 40.74 | 10 | B Min | BB: 39.79 (+0.95s | 2.3%) | Mecklenburg Swim Association | 07/24/2026 | 2026 Sailfish Summer Splash | |
| 1904 | William Fatt | 40.75 | 9 | B Min | BB: 39.79 (+0.96s | 2.4%) | Nova of Virginia | 06/11/2026 | NOVA 2026 Virginia Commonwealth Games | |
| 1905 | Aiden Shifrin | 40.75 | 10 | B Min | BB: 39.79 (+0.96s | 2.4%) | Dolphins Community Aquatics As | 06/13/2026 | 2026 MAY Spring Into Summer | |
| 1906 | Austin Volz | 40.75 | 9 | B Min | BB: 39.79 (+0.96s | 2.4%) | Nitro Swimming | 06/26/2026 | 2026 NEAT Long Course STX Championship | |
| 1907 | Matt Wang | 40.75 | 9 | B Min | BB: 39.79 (+0.96s | 2.4%) | Mason Manta Rays | 07/10/2026 | 2026 OH SW LC Regional Champs | |
| 1908 | Johnathan Weninger | 40.76 | 10 | B Min | BB: 39.79 (+0.97s | 2.4%) | Legacy Aquatics | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 1909 | Lincoln Suggs | 40.76 | 10 | B Min | BB: 39.79 (+0.97s | 2.4%) | Patriot Aquatics | 06/26/2026 | 2026 Planet Swim Summer Championships | |
| 1910 | Thomas Comport | 40.77 | 8 | B Min | BB: 39.79 (+0.98s | 2.4%) | Highbridge Aquatics | 06/05/2026 | 25th Annual CLPR David Webb Meet | |
| 1911 | Iulian Dabacan | 40.77 | 8 | B Min | BB: 39.79 (+0.98s | 2.4%) | Clearwater Aquatic Team | 06/19/2026 | 2026 Lightning Invitational | |
| 1912 | Atharv Choubey | 40.77 | 9 | B Min | BB: 39.79 (+0.98s | 2.4%) | Olympic Cascade Aquatics | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 1913 | Arthur Grant | 40.78 | 10 | B Min | BB: 39.79 (+0.99s | 2.4%) | Indian River Aquatics | 05/08/2026 | 2026 Wellington May Long Course Meet | |
| 1914 | Barrett Martin | 40.78 | 9 | B Min | BB: 39.79 (+0.99s | 2.4%) | Nashville Aquatic Club | 05/16/2026 | NAC LC May Classic | |
| 1915 | Jack Nannes | 40.79 | 10 | B Min | BB: 39.79 (+1.00s | 2.5%) | FireFish Swim Team | 06/06/2026 | 2026 NE KING CAC Almost Summer Invite | |
| 1916 | Lucas Yuan | 40.79 | 7 | B Min | BB: 39.79 (+1.00s | 2.5%) | Mei\\\\\\'s Typhoons Swimming Club | 06/26/2026 | 2026 NE NSSC June 26 28 MIT Invitational | |
| 1917 | Silas Roland | 40.79 | 10 | B Min | BB: 39.79 (+1.00s | 2.5%) | Univ. of Denver Hilltoppers | 06/26/2026 | 2026 CO Zone 2 District Meet DU | |
| 1918 | Austin Chang | 40.79 | 10 | B Min | BB: 39.79 (+1.00s | 2.5%) | Waterloo Swimming | 05/10/2026 | 2026 ST TXLA 10 U End Of School Splash | |
| 1919 | Ryan Coffman | 40.80 | 10 | B Min | BB: 39.79 (+1.01s | 2.5%) | Marlins Of Raleigh | 06/26/2026 | 2026 MOR Long Course Qualifier | |
| 1920 | Giovanni Pinto | 40.80 | 10 | B Min | BB: 39.79 (+1.01s | 2.5%) | Tac Titans | 06/19/2026 | 2026 TAC TITANS Summer Trident Meet | |
| 1921 | Fabian Aguirre Valero | 40.82 | 10 | B Min | BB: 39.79 (+1.03s | 2.5%) | Tigres Uanl | 05/01/2026 | 2026 ST AAAA 23rd Annual Cinco De Mayo | |
| 1922 | James Sollog | 40.82 | 9 | B Min | BB: 39.79 (+1.03s | 2.5%) | Nova of Virginia | 06/25/2026 | LC Central District Champs | |
| 1923 | Max Peterson | 40.83 | 10 | B Min | BB: 39.79 (+1.04s | 2.5%) | Cottonwood Heights Aquatics | 07/17/2025 | 2025 UTAGS LC Championships | |
| 1924 | Ethan Gordon | 40.83 | 10 | B Min | BB: 39.79 (+1.04s | 2.5%) | North Carolina Aquatic Club | 04/25/2026 | 2026 NCAC Quad Meet | |
| 1925 | Spencer Hong | 40.83 | 10 | B Min | BB: 39.79 (+1.04s | 2.5%) | Randolph YMCA | 05/09/2026 | 2026 CAT May The Splash Be With You | |
| 1926 | Edwin Chen | 40.83 | 8 | B Min | BB: 39.79 (+1.04s | 2.5%) | Long Island Express | 07/31/2026 | 2026 NE NSSC New England Summer Championship | |
| 1927 | Banyan Collins | 40.83 | 7 | B Min | BB: 39.79 (+1.04s | 2.5%) | Sun Coast Swim Team | 05/01/2026 | 2026 WFLA SPRING OPEN | |
| 1928 | David Son | 40.83 | 9 | B Min | BB: 39.79 (+1.04s | 2.5%) | Mission Aurora Colorado Swimmi | 06/26/2026 | 2026 CO Zone 2 District Meet DU | |
| 1929 | Bromley Ashforth | 40.84 | 8 | B Min | BB: 39.79 (+1.05s | 2.6%) | Neptune Swimming | 06/12/2026 | Neptune Swimming June LC Meet | |
| 1930 | George Bilyk | 40.84 | 9 | B Min | BB: 39.79 (+1.05s | 2.6%) | Issaquah Swim Team | 07/09/2026 | 2026 PN Chinook Seattle Age Group Open Appro | |
| 1931 | Ben Noorda | 40.84 | 10 | B Min | BB: 39.79 (+1.05s | 2.6%) | Nitro Swimming | 05/10/2026 | 2026 ST TXLA 10 U End Of School Splash | |
| 1932 | Ethan Park | 40.87 | 9 | B Min | BB: 39.79 (+1.08s | 2.6%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 1933 | Hugh McDonnell | 40.87 | 9 | B Min | BB: 39.79 (+1.08s | 2.6%) | YMCA of the North Shore Sharks | 07/11/2026 | 2026 NE YNS July Last Chance Meet | |
| 1934 | Daniel Rondel | 40.87 | 9 | B Min | BB: 39.79 (+1.08s | 2.6%) | Wave Aquatics | 05/01/2026 | 2026 PN BC May Flowers Approved | |
| 1935 | Alexander Forero | 40.87 | 10 | B Min | BB: 39.79 (+1.08s | 2.6%) | Patriot Aquatics | 06/26/2026 | 2026 Planet Swim Summer Championships | |
| 1936 | Jayden Lim | 40.87 | 9 | B Min | BB: 39.79 (+1.08s | 2.6%) | Life Time Swim Missouri | 06/26/2026 | 88th CSP Summer Invitational | |
| 1937 | Colin Kershner | 40.88 | 10 | B Min | BB: 39.79 (+1.09s | 2.7%) | Greenwood Tiger Sharks | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 1938 | Elijah Spencer | 40.88 | 8 | B Min | BB: 39.79 (+1.09s | 2.7%) | Life Time Minnesota Swim Team | 07/11/2026 | 2026 MN BAC Last Chance Invitational | |
| 1939 | Mathias Jovel | 40.88 | 9 | B Min | BB: 39.79 (+1.09s | 2.7%) | Nocatee Bluetide Swim Team | 05/02/2026 | SwimRise IMX IMR Challenge | |
| 1940 | DongHyuk Kang | 40.89 | 9 | B Min | BB: 39.79 (+1.10s | 2.7%) | SwimMAC Carolina | 05/01/2026 | 2026 NC SwimMAC Spring Splash | |
| 1941 | Theo Glaus | 40.89 | 9 | B Min | BB: 39.79 (+1.10s | 2.7%) | Tuna Swim Club | 06/20/2026 | 2026 MN TUNA Summer Splash | |
| 1942 | Jeffrey Krell | 40.90 | 9 | B Min | BB: 39.79 (+1.11s | 2.7%) | YMCA of Virginia\\\\\\'s Blue Ridge | 06/19/2026 | 2026 Firefish June Jam | |
| 1943 | Greyson Straka | 40.90 | 9 | B Min | BB: 39.79 (+1.11s | 2.7%) | Evergreen Hurricanes | 04/24/2026 | 2026 CO Arena Catch Me If You Can | |
| 1944 | August Speziale | 40.92 | 10 | B Min | BB: 39.79 (+1.13s | 2.8%) | Great Lakes Sailfish Swimming | 06/12/2025 | Holtrey Summer Classic | |
| 1945 | Adolfo Viloria Amundaray | 40.92 | 9 | B Min | BB: 39.79 (+1.13s | 2.8%) | Frederick Area Swim Team | 07/24/2026 | 2026 Maryland Long Course Junior Championship | |
| 1946 | Nolan Stevens | 40.92 | 10 | B Min | BB: 39.79 (+1.13s | 2.8%) | Mason Manta Rays | 07/10/2026 | 2026 OH SW LC Regional Champs | |
| 1947 | Zhencheng Xu | 40.92 | 10 | B Min | BB: 39.79 (+1.13s | 2.8%) | Alto Swim Club | 07/25/2026 | Alto Last Splash | |
| 1948 | Ian Liu | 40.93 | 9 | B Min | BB: 39.79 (+1.14s | 2.8%) | Riptide Swim Team | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
| 1949 | Steevenson Martins | 40.93 | 9 | B Min | BB: 39.79 (+1.14s | 2.8%) | McMinnville Swim Club | 04/17/2026 | 2026 MAC LONG COURSE INVITATIONAL | |
| 1950 | William Seitz | 40.93 | 10 | B Min | BB: 39.79 (+1.14s | 2.8%) | Cincinnati Marlins | 07/10/2026 | 2026 OH SW LC Regional Champs | |
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.