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 | |
|---|---|---|---|---|---|---|---|---|---|
| 2001 | Sebastian Olds | 41.13 | 10 | B Min | BB: 39.79 (+1.34s | 3.3%) | 757swim | 04/25/2026 | 757swim 14 And Under Spring Challenge | |
| 2002 | Benjamin Iciek | 41.13 | 10 | B Min | BB: 39.79 (+1.34s | 3.3%) | Macedonia Manta Ray Swim Team | 07/10/2026 | 2026 OH NE LC Regional Champs | |
| 2003 | Jude Nystrom | 41.13 | 9 | B Min | BB: 39.79 (+1.34s | 3.3%) | T2 Aquatics | 05/22/2026 | 2026 T2 Aquatics Norris Foundation LC Meet | |
| 2004 | Calvin Miller | 41.13 | 10 | B Min | BB: 39.79 (+1.34s | 3.3%) | Georgetown-Scott County Supers | 06/05/2026 | 25th Annual CLPR David Webb Meet | |
| 2005 | Jaren Larsen | 41.14 | 10 | B Min | BB: 39.79 (+1.35s | 3.3%) | Texas Elite Swimming | 06/05/2026 | 2026 ST SRG Arena Surge Shark Sizzler | |
| 2006 | Peyton Willey | 41.15 | 9 | B Min | BB: 39.79 (+1.36s | 3.3%) | Seahawk Aquatics | 06/13/2026 | 2026 CAC Schools Out For Summer LCM Swim Meet | |
| 2007 | Cooper Cochran | 41.15 | 10 | B Min | BB: 39.79 (+1.36s | 3.3%) | Tiger Shark of Texas | 06/05/2026 | 2026 ST SRG Arena Surge Shark Sizzler | |
| 2008 | Hohyeon Cho | 41.16 | 10 | B Min | BB: 39.79 (+1.37s | 3.3%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 2009 | John Reilly | 41.16 | 10 | B Min | BB: 39.79 (+1.37s | 3.3%) | Lexington Dolphins | 07/16/2026 | 2026 Kentucky Swimming LC Championship 2 Co | |
| 2010 | Archer Dary | 41.17 | 9 | B Min | BB: 39.79 (+1.38s | 3.4%) | Carolina Aquatic Team | 05/15/2026 | 2026 ECA Beach Invitational | |
| 2011 | Moses Duong | 41.17 | 10 | B Min | BB: 39.79 (+1.38s | 3.4%) | Firestone Akron Swim Team | 07/12/2025 | LSSC Avon Classic | |
| 2012 | Carter Page | 41.17 | 9 | B Min | BB: 39.79 (+1.38s | 3.4%) | Tac Titans | 07/24/2026 | 2026 TAC TITANS Closeout Meet | |
| 2013 | Braxton Almeyda-Menendez | 41.17 | 10 | B Min | BB: 39.79 (+1.38s | 3.4%) | Fenix Swim Club | 05/22/2026 | 2026 Doral Swim Club LCM Spring Invite | |
| 2014 | Edward Slater | 41.18 | 10 | B Min | BB: 39.79 (+1.39s | 3.4%) | Marlins Of Raleigh | 04/25/2026 | 2026 NCAC Quad Meet | |
| 2015 | Kai Ji | 41.18 | 9 | B Min | BB: 39.79 (+1.39s | 3.4%) | X-Cel Swimming | 05/15/2026 | 2026 PTAC Tiger Challenge | |
| 2016 | Cooper Stevenson | 41.18 | 8 | B Min | BB: 39.79 (+1.39s | 3.4%) | High Performance Aquatic Club | 05/01/2026 | 2026 ST AAAA 23rd Annual Cinco De Mayo | |
| 2017 | Ernest Gu | 41.18 | 8 | B Min | BB: 39.79 (+1.39s | 3.4%) | Bay Club Panthers | 05/02/2026 | Alto Spring Jam CBA | |
| 2018 | Skyler Merritt-Hiebing | 41.18 | 10 | B Min | BB: 39.79 (+1.39s | 3.4%) | Germantown Swim Team | 05/29/2026 | 2026 Spring Invitational | |
| 2019 | Ethan Fu | 41.20 | 10 | B Min | BB: 39.79 (+1.41s | 3.4%) | Revolution Swim Club | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 2020 | Tyler Lu | 41.20 | 10 | B Min | BB: 39.79 (+1.41s | 3.4%) | Tac Titans | 07/24/2026 | 2026 TAC TITANS Closeout Meet | |
| 2021 | Francis Mitchell | 41.21 | 9 | B Min | BB: 39.79 (+1.42s | 3.4%) | West Express Swim Team | 06/26/2026 | 2026 SD SFST Summer Surge Classic | |
| 2022 | Gavin Osterman | 41.21 | 10 | B Min | BB: 39.79 (+1.42s | 3.4%) | Excel Aquatics | 07/17/2026 | 2026 SE Southeastern Summer LC Championships | |
| 2023 | Alexander Paraskevov | 41.21 | 10 | B Min | BB: 39.79 (+1.42s | 3.4%) | Westlake Aquatic Facility | 04/10/2026 | 2026 ST LSAC 6th Annual Atomic Fest | |
| 2024 | Itai Nadav | 41.22 | 10 | B Min | BB: 39.79 (+1.43s | 3.5%) | Palo Alto Stanford Aquatics | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 2025 | Bradley Royce | 41.22 | 10 | B Min | BB: 39.79 (+1.43s | 3.5%) | Highlands Ranch Aquatics | 04/12/2026 | 2026 CO NJ SBL Pentathlon 12 U | |
| 2026 | Grant Schmidlin | 41.23 | 8 | B Min | BB: 39.79 (+1.44s | 3.5%) | Commonwealth Swimming | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 2027 | Carson Kocher | 41.23 | 9 | B Min | BB: 39.79 (+1.44s | 3.5%) | Highlands Ranch Aquatics | 06/26/2026 | 2026 CO Zone 2 District Meet DU | |
| 2028 | Craig Beasley | 41.23 | 9 | B Min | BB: 39.79 (+1.44s | 3.5%) | Multnomah Athletic Club | 07/10/2026 | 2026 OSI Arena Summer LC 12 U Championships | |
| 2029 | William Song | 41.24 | 8 | B Min | BB: 39.79 (+1.45s | 3.5%) | Seattle Metropolitan Aquatic C | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 2030 | Sahand Saeidi | 41.25 | 9 | B Min | BB: 39.79 (+1.46s | 3.5%) | Commonwealth Swimming | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 2031 | Aryash Suri | 41.25 | 8 | B Min | BB: 39.79 (+1.46s | 3.5%) | Seattle Metropolitan Aquatic C | 06/26/2026 | 2026 PN SMAC Summer Classic Invite Approved | |
| 2032 | Oliver Hurley | 41.26 | 9 | B Min | BB: 39.79 (+1.47s | 3.6%) | Upper Arlington Swim Club | 07/10/2026 | 2026 OH NW LC Regional Champs | |
| 2033 | William Shores | 41.26 | 9 | B Min | BB: 39.79 (+1.47s | 3.6%) | Huntsville Swim Association | 06/26/2026 | 2026 HSA June Invitational | |
| 2034 | Grayson Julien | 41.27 | 10 | B Min | BB: 39.79 (+1.48s | 3.6%) | South Valley Makos | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 2035 | Warren Rucker | 41.27 | 8 | B Min | BB: 39.79 (+1.48s | 3.6%) | Firestone Akron Swim Team | 07/23/2026 | 2026 OH LC Junior Championships | |
| 2036 | Conrad Agar | 41.27 | 10 | B Min | BB: 39.79 (+1.48s | 3.6%) | Ensworth Aquatics | 07/17/2026 | 2026 SE Southeastern Summer LC Championships | |
| 2037 | Vincent Fang | 41.27 | 10 | B Min | BB: 39.79 (+1.48s | 3.6%) | Nitro Swimming | 06/26/2026 | 2026 NEAT Long Course STX Championship | |
| 2038 | Vincent Alvarez | 41.27 | 9 | B Min | BB: 39.79 (+1.48s | 3.6%) | Huntsville Swim Association | 06/26/2026 | 2026 HSA June Invitational | |
| 2039 | Jaxton Garner | 41.28 | 9 | B Min | BB: 39.79 (+1.49s | 3.6%) | SwimMAC Carolina | 06/05/2026 | 2026 TEAM School S Out Summer Invite | |
| 2040 | Leo Yu | 41.28 | 9 | B Min | BB: 39.79 (+1.49s | 3.6%) | Commonwealth Swimming | 04/11/2026 | 2026 NE CS Season Opener | |
| 2041 | William Hamrick | 41.28 | 9 | B Min | BB: 39.79 (+1.49s | 3.6%) | New Wave Swim Team | 04/25/2026 | 2026 WAVE Sprint Into LC | |
| 2042 | Cameron Mendelsohn | 41.28 | 9 | B Min | BB: 39.79 (+1.49s | 3.6%) | Life Time Minnesota Swim Team | 07/11/2026 | 2026 MN BAC Last Chance Invitational | |
| 2043 | Christopher Scheetz | 41.29 | 9 | B Min | BB: 39.79 (+1.50s | 3.6%) | COSA Swimming | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 2044 | Grayson Zachar | 41.31 | 10 | B Min | BB: 39.79 (+1.52s | 3.7%) | Unattached | 05/15/2026 | 2026 EAC Memorial Invite | |
| 2045 | Damon Shao | 41.32 | 9 | B Min | BB: 39.79 (+1.53s | 3.7%) | Alto Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 2046 | Ragnar Seifert | 41.32 | 9 | B Min | BB: 39.79 (+1.53s | 3.7%) | Rebel Aquatic Club | 06/20/2026 | 2026 Hot Summer Nights | |
| 2047 | Elijah Irwin | 41.32 | 10 | B Min | BB: 39.79 (+1.53s | 3.7%) | Fallbrook Assoc Swim T | 07/23/2026 | 2026 SI LC AGE GROUP CHAMPIONSHIPS | |
| 2048 | Wylee Towner-DeMoe | 41.32 | 10 | B Min | BB: 39.79 (+1.53s | 3.7%) | Team Eugene Aquatics | 06/26/2026 | 2026 TEAM Summer Invitational | |
| 2049 | Ansh Dhuri | 41.32 | 10 | B Min | BB: 39.79 (+1.53s | 3.7%) | Issaquah Swim Team | 06/13/2026 | 2026 PN IST June Invtational Approved | |
| 2050 | Corbyn Yerks | 41.33 | 9 | B Min | BB: 39.79 (+1.54s | 3.7%) | High Tides Swim Club | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
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.