USA Boys 10 & under - 50 Y 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 951 | Adam Ma | 30.98 | 10 | A Min | AA: 29.89 (+1.09s | 3.5%) | California Dolphins Swim Team | 02/28/2026 | VJO Rep The Bay C B A+ 2026 Copied | |
| 952 | Owen Eckhardt | 30.98 | 10 | A Min | AA: 29.89 (+1.09s | 3.5%) | Anglerfish Aquatics | 02/13/2026 | 2026 NE SAC 10 Under Champs | |
| 953 | Reid Kelly | 30.98 | 10 | A Min | AA: 29.89 (+1.09s | 3.5%) | Front Range Barracudas | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 954 | Jackson Lee | 30.99 | 10 | A Min | AA: 29.89 (+1.10s | 3.5%) | Burlingame Aquatics | 03/28/2026 | PSL March CBA+ | |
| 955 | Matthew Dedov | 31.00 | 10 | A Min | AA: 29.89 (+1.11s | 3.6%) | Central Bucks Swim Team | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 956 | Merrick Harner | 31.00 | 10 | A Min | AA: 29.89 (+1.11s | 3.6%) | Brevard Swim Club | 06/26/2026 | 2026 Summer Area 6 Champs | |
| 957 | Seth Snyder | 31.01 | 10 | A Min | AA: 29.89 (+1.12s | 3.6%) | Lynchburg YMCA Swim Team | 02/27/2026 | 2026 SW District Champs 9 Over | |
| 958 | Christopher Magness | 31.01 | 10 | A Min | AA: 29.89 (+1.12s | 3.6%) | Nation\\\\\\'s Capital Swim Club | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 959 | Henry Bresson | 31.01 | 10 | A Min | AA: 29.89 (+1.12s | 3.6%) | Chinook Aquatic Club | 02/27/2026 | 2026 PN February AGI, Division 2 Approved | |
| 960 | Owen Nguyen | 31.01 | 10 | A Min | AA: 29.89 (+1.12s | 3.6%) | Mission Viejo Nadadores | 02/13/2026 | 2026 MVN Lunar AAPI Festival | |
| 961 | Jonah Densberger | 31.01 | 10 | A Min | AA: 29.89 (+1.12s | 3.6%) | Blue Dolfins | 06/27/2026 | 2026 Firecracker | |
| 962 | Jakob Frisbie | 31.02 | 10 | A Min | AA: 29.89 (+1.13s | 3.6%) | Mariner | 02/12/2025 | 2025 Northwest District 1 4A Boys HS Champs | |
| 963 | Ludwik Pawelski | 31.02 | 9 | A Min | AA: 29.89 (+1.13s | 3.6%) | Sparks Piranhas Swim Team | 07/31/2026 | 2026 High Country Short Course Championship | |
| 964 | Henry Lampley | 31.02 | 9 | A Min | AA: 29.89 (+1.13s | 3.6%) | YMCA of Florida\\\\\\'s First Coast | 06/26/2026 | 2026 SwimRise Season Finale | |
| 965 | Aksh Gupta | 31.02 | 10 | A Min | AA: 29.89 (+1.13s | 3.6%) | Los Gatos | 04/22/2026 | 2026 SCVAL De Anza Division Championship Meet | |
| 966 | Elliott Lesnau | 31.03 | 10 | A Min | AA: 29.89 (+1.14s | 3.7%) | Plymouth Canton Cruisers | 02/13/2026 | 2026 Showdown In Motown | |
| 967 | Tatsumasa Sekine | 31.03 | 9 | A Min | AA: 29.89 (+1.14s | 3.7%) | Santa Clara Swim Club | 03/20/2026 | SCY Spring Age Group Championships | |
| 968 | Carson Hereth | 31.04 | 10 | A Min | AA: 29.89 (+1.15s | 3.7%) | Selah | 01/11/2025 | 2025 Kentridge HS Invitational BOYS OBSERVED | |
| 969 | Austin Ren | 31.04 | 9 | A Min | AA: 29.89 (+1.15s | 3.7%) | Katy Aquatic Team For Youth | 01/31/2025 | 2025 Fleet Mardi Gras | |
| 970 | Wesley Ho | 31.04 | 10 | A Min | AA: 29.89 (+1.15s | 3.7%) | Aspire Aquatics of Colorado | 02/27/2026 | 2026 CO CSI SC Age Group Championships | |
| 971 | Cohen Gray | 31.04 | 10 | A Min | AA: 29.89 (+1.15s | 3.7%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 972 | Aiden Noll | 31.04 | 10 | A Min | AA: 29.89 (+1.15s | 3.7%) | Sachem Swim Club | 01/30/2026 | 2026 MR SSC Polar Bear Plunge | |
| 973 | Jared Ivory | 31.05 | 9 | A Min | AA: 29.89 (+1.16s | 3.7%) | Ashland | 02/12/2026 | 2026 OR HS 5A 2 | |
| 974 | Matthew Winn | 31.05 | 9 | A Min | AA: 29.89 (+1.16s | 3.7%) | Stingray Swim Team | 06/19/2026 | 2026 PN SRST Summer Invitational Approved | |
| 975 | Connor Welch | 31.06 | 10 | A Min | AA: 29.89 (+1.17s | 3.8%) | Sleepy Hollow | 11/01/2025 | Kati McDermott Memorial Fall Jamboree Invite | |
| 976 | Liam Reyes | 31.06 | 10 | A Min | AA: 29.89 (+1.17s | 3.8%) | Reno Aquatic Club | 07/31/2026 | 2026 High Country Short Course Championship | |
| 977 | William Yiengst | 31.06 | 10 | A Min | AA: 29.89 (+1.17s | 3.8%) | Machine Aquatics | 12/11/2025 | 2025 Katie Ledecky Invitational | |
| 978 | Ozzy Su | 31.06 | 10 | A Min | AA: 29.89 (+1.17s | 3.8%) | Quicksilver Swimming | 02/21/2026 | Pacific Swimming 10 U SCY Championship | |
| 979 | Carson Yin | 31.06 | 10 | A Min | AA: 29.89 (+1.17s | 3.8%) | Tualatin Hills Swim Club | 03/19/2026 | 2026 Northwest Region AG Champs Approved | |
| 980 | Tanmay Makupali | 31.08 | 9 | A Min | AA: 29.89 (+1.19s | 3.8%) | South Lyon | 02/27/2026 | 2026 LVC Championship | |
| 981 | Ethan Nicholes | 31.09 | 10 | A Min | AA: 29.89 (+1.20s | 3.9%) | Naval Academy Aquatic Club | 03/05/2026 | 2026 MD LSC 14 U Championships | |
| 982 | Jonathan Cohen | 31.09 | 11 | A Min | AA: 29.89 (+1.20s | 3.9%) | Palm Beach Central High School | 09/20/2025 | 20th Annual September Splash | |
| 983 | Liam Woodman | 31.09 | 9 | A Min | AA: 29.89 (+1.20s | 3.9%) | Walled Lake Central | 02/27/2026 | 2026 LVC Championship | |
| 984 | Samuel Fuerstneau | 31.10 | 10 | BB Min | A: 31.09 (+0.01s | 0.0%) | Edina Swim Club | 02/13/2026 | 2026 MN RSC President S Day Meet | |
| 985 | Marcus Nguyen | 31.10 | 10 | BB Min | A: 31.09 (+0.01s | 0.0%) | Adrienne C Nelson | 02/15/2025 | 2025 OR HS 6a 4 | |
| 986 | Vincent Welter | 31.10 | 10 | BB Min | A: 31.09 (+0.01s | 0.0%) | Corvallis | 01/18/2025 | Rumbaugh 2025 | |
| 987 | Rehn Banhos | 31.10 | 10 | B Min | BB: 30.49 (+0.61s | 2.0%) | Upper Arlington Swim Club | 03/12/2026 | 2026 OH SC Junior Championships | |
| 988 | Jacob Hood | 31.11 | 10 | BB Min | A: 31.09 (+0.02s | 0.1%) | Sailfish | 02/20/2026 | 2026 ST AAAA SC STAGS | |
| 989 | Jackson Keen | 31.11 | 10 | BB Min | A: 31.09 (+0.02s | 0.1%) | Dynamo Swim Club | 03/06/2026 | Speedo Southern Premier | |
| 990 | Ethan Vasilescu | 31.12 | 10 | BB Min | A: 31.09 (+0.03s | 0.1%) | All Star Aquatics | 03/20/2026 | March Madness 2026 | |
| 991 | Rossi Cofield | 31.12 | 9 | BB Min | A: 31.09 (+0.03s | 0.1%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 992 | Isaiah Williams | 31.13 | 10 | BB Min | A: 31.09 (+0.04s | 0.1%) | Accokeek Stroke Technique Swim | 02/27/2026 | 2026 Cherry Blossom Champs | |
| 993 | Ethan Cookson | 31.13 | 10 | BB Min | A: 31.09 (+0.04s | 0.1%) | SwimRise Aquatics | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | |
| 994 | Theodore Lahre | 31.13 | 9 | BB Min | A: 31.09 (+0.04s | 0.1%) | Bgc-N. Westchester Marlins | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 995 | Adrien Reyes | 31.13 | 10 | BB Min | A: 31.09 (+0.04s | 0.1%) | Clackamas | 02/13/2026 | 2026 OR HS 6A 4 | |
| 996 | Sebastian Hostutler | 31.13 | 10 | BB Min | A: 31.09 (+0.04s | 0.1%) | Upper Main Line YMCA | 12/11/2025 | 2025 East Coast WinterFest | |
| 997 | Yupeng Wang | 31.13 | 10 | BB Min | A: 31.09 (+0.04s | 0.1%) | Monterey Park Manta Rays | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 998 | David Limakov | 31.14 | 10 | BB Min | A: 31.09 (+0.05s | 0.2%) | Pipeline Swimming | 11/21/2025 | SPA PYP NOVEMBER 2025 | |
| 999 | Paxton Marvray | 31.14 | 10 | BB Min | A: 31.09 (+0.05s | 0.2%) | Sawtooth Aquatic Club | 12/04/2025 | 2025 Holiday Swim Festival | |
| 1000 | Camille Turpin | 31.14 | 10 | BB Min | A: 31.09 (+0.05s | 0.2%) | Asphalt Green Unified Aquatics | 01/30/2026 | 2026 MR LIE Second Chance Invitational | |
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.