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 | |
|---|---|---|---|---|---|---|---|---|---|
| 701 | Daniel Kalinovski | 36.34 | 10 | BB Min | A: 35.69 (+0.65s | 1.8%) | Otter Swim Club | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 702 | Felician Perski Smaluch | 36.34 | 10 | BB Min | A: 35.69 (+0.65s | 1.8%) | Jupiter Dragons Swim Team | 06/13/2026 | 2026 TCA Aaron Vaughn Memorial | |
| 703 | Alvaro Hernandez | 36.35 | 10 | BB Min | A: 35.69 (+0.66s | 1.8%) | YMCA of Northwest North Caroli | 06/25/2026 | ONSA Independence Invitational Copied | |
| 704 | Kyle Kang | 36.36 | 10 | BB Min | A: 35.69 (+0.67s | 1.8%) | Brea Aquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 705 | Houston Coghill | 36.37 | 10 | BB Min | A: 35.69 (+0.68s | 1.9%) | SwimEnergy Aquatics | 06/19/2026 | 2026 GCST MARK MCCAW SUMMER INVITE | |
| 706 | Caden Pratt | 36.37 | 10 | BB Min | A: 35.69 (+0.68s | 1.9%) | Sailfish Aquatics | 05/15/2026 | 2026 EAC Memorial Invite | |
| 707 | Lucca Belluco | 36.37 | 10 | BB Min | A: 35.69 (+0.68s | 1.9%) | Marlins Of Raleigh | 06/26/2026 | 2026 MOR Long Course Qualifier | |
| 708 | Cayden Lin | 36.38 | 10 | BB Min | A: 35.69 (+0.69s | 1.9%) | Rosemead Rapids | 06/11/2026 | 2026 SCS June AG Invite | |
| 709 | Eric Ruan | 36.38 | 9 | BB Min | A: 35.69 (+0.69s | 1.9%) | South East Metro Sharks | 05/08/2026 | 2026 MN STRM Spring Startup | |
| 710 | Enrique Acosta | 36.39 | 10 | BB Min | A: 35.69 (+0.70s | 1.9%) | EL Paso Border Land Swim Team | 05/16/2026 | 2026 BD SWAT School S Out Summer Bash | |
| 711 | Samuel Fuerstneau | 36.39 | 10 | BB Min | A: 35.69 (+0.70s | 1.9%) | Edina Swim Club | 07/23/2025 | 2025 MN NSAC 10 U LC State Championship | |
| 712 | Nikoloz Zhorzholiani | 36.40 | 10 | BB Min | A: 35.69 (+0.71s | 2.0%) | Seattle Metropolitan Aquatic C | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 713 | Gracen Moultrie | 36.41 | 10 | BB Min | A: 35.69 (+0.72s | 2.0%) | North Palm Beach Swim Club | 06/17/2026 | Swim Fort Lauderdale Speedo Summer Classic 26 | |
| 714 | Grayson Howell | 36.41 | 10 | BB Min | A: 35.69 (+0.72s | 2.0%) | Northwest Georgia Aquatics | 06/26/2026 | 2026 SE Richard Quick Invitational | |
| 715 | Preston Kerchusky | 36.42 | 10 | BB Min | A: 35.69 (+0.73s | 2.0%) | Boise YMCA Swim Team | 07/18/2025 | 2025 LCM Summer Championships | |
| 716 | Patrick Grey | 36.42 | 10 | BB Min | A: 35.69 (+0.73s | 2.0%) | Unattached | 04/17/2026 | 2026 SAINT PETE S 1st LONG COURSE MEET | |
| 717 | Matheus Jacqmin Abijaodi | 36.42 | 10 | BB Min | A: 35.69 (+0.73s | 2.0%) | Marlins Of Raleigh | 06/13/2026 | 2026 MOR Liberty Meet | |
| 718 | Arturo Lacruz Echeverria | 36.42 | 10 | BB Min | A: 35.69 (+0.73s | 2.0%) | Sporting Jax Aquatic Club | 06/26/2026 | 2026 SwimRise Season Finale | |
| 719 | Louis Yu | 36.43 | 8 | BB Min | A: 35.69 (+0.74s | 2.0%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 720 | Niko Van Halen | 36.44 | 10 | BB Min | A: 35.69 (+0.75s | 2.1%) | Swim Florida | 05/22/2026 | 2026 T2 Aquatics Norris Foundation LC Meet | |
| 721 | Samuel Abelson | 36.44 | 10 | BB Min | A: 35.69 (+0.75s | 2.1%) | Phoenix Swim Club | 06/19/2026 | 2026 SI Splash And Dash | |
| 722 | River Morse | 36.44 | 10 | BB Min | A: 35.69 (+0.75s | 2.1%) | Swim Gym | 05/15/2026 | 2026 Gulliver LCM Summer Classic | |
| 723 | Gevon Moss | 36.44 | 7 | BB Min | A: 35.69 (+0.75s | 2.1%) | Blue Waves Swim Club | 04/11/2026 | 2026 Fox April Long Course Invitational | |
| 724 | William Otto | 36.44 | 10 | BB Min | A: 35.69 (+0.75s | 2.1%) | Harbor Aquatics Club | 05/28/2026 | 2026 IE VS Apple Capital | |
| 725 | Youniss Mostafa | 36.45 | 10 | BB Min | A: 35.69 (+0.76s | 2.1%) | Cranston YMCA Marlins | 06/05/2026 | 2026 NE SAC America S Cup | |
| 726 | Lucas Jiang | 36.45 | 9 | BB Min | A: 35.69 (+0.76s | 2.1%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 727 | William Knauss IV | 36.45 | 8 | BB Min | A: 35.69 (+0.76s | 2.1%) | Nation\\\\\\'s Capital Swim Club | 06/05/2026 | HNVR Storm Surge 2026 | |
| 728 | Benjamin Berling | 36.45 | 10 | BB Min | A: 35.69 (+0.76s | 2.1%) | Bolles School Sharks | 05/22/2026 | EAJ Mayhem 2026 | |
| 729 | Kai McGovern | 36.46 | 10 | BB Min | A: 35.69 (+0.77s | 2.1%) | Hurricanes Swim Team | 05/28/2026 | 2026 MN WOLF HUFF N PUFF INVITE | |
| 730 | Jonathan Li | 36.46 | 8 | BB Min | A: 35.69 (+0.77s | 2.1%) | Brea Aquatics | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 731 | Samuel Hora | 36.46 | 10 | BB Min | A: 35.69 (+0.77s | 2.1%) | Montrose Marlins Swim Club | 05/29/2026 | 2026 CO Cortez Summer Open | |
| 732 | Gavin Yang | 36.47 | 10 | BB Min | A: 35.69 (+0.78s | 2.1%) | Alto Swim Club | 06/26/2026 | SUNN Silicon Valley CBA+ LCM | |
| 733 | Caleb Stone | 36.48 | 10 | BB Min | A: 35.69 (+0.79s | 2.2%) | Bellingham Bay Swim Team | 04/24/2026 | 2026 PN SMAC Spring Showers LC Challenge | |
| 734 | Keegan Brown | 36.49 | 10 | BB Min | A: 35.69 (+0.80s | 2.2%) | Kingfish Swimming Medfield | 06/06/2026 | 2026 NE KING CAC Almost Summer Invite | |
| 735 | Samuel Leven | 36.49 | 10 | BB Min | A: 35.69 (+0.80s | 2.2%) | Alamo Area Aquatic Association | 05/01/2026 | 2026 ST AAAA 23rd Annual Cinco De Mayo | |
| 736 | William Massie | 36.49 | 10 | BB Min | A: 35.69 (+0.80s | 2.2%) | O\\\\\\'Neal Aquatics | 05/15/2026 | 2026 ECA Beach Invitational | |
| 737 | Gavin Joy | 36.50 | 10 | BB Min | A: 35.69 (+0.81s | 2.2%) | Austin Swim Club | 05/22/2026 | 2026 ST ASC Spring Showcase | |
| 738 | Erik Shabdanov | 36.50 | 8 | BB Min | A: 35.69 (+0.81s | 2.2%) | Sunnyvale Swim Club | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 739 | Adam Owaimer | 36.50 | 10 | BB Min | A: 35.69 (+0.81s | 2.2%) | Memphis Thunder Aquatic Club | 05/29/2026 | 2026 Spring Invitational | |
| 740 | Leonardo Henn | 36.51 | 10 | BB Min | A: 35.69 (+0.82s | 2.2%) | Eagles Swim Club | 04/18/2026 | SCS Under The Sun Invitational | |
| 741 | Ashton Khor | 36.51 | 8 | BB Min | A: 35.69 (+0.82s | 2.2%) | Houston Hydra | 06/05/2026 | 2026 ST SRG Arena Surge Shark Sizzler | |
| 742 | Liam MacPherson | 36.52 | 10 | BB Min | A: 35.69 (+0.83s | 2.3%) | Nova of Virginia | 06/11/2026 | NOVA 2026 Virginia Commonwealth Games | |
| 743 | Rishan Shah | 36.52 | 9 | BB Min | A: 35.69 (+0.83s | 2.3%) | United Swim Club | 05/08/2026 | 2026 NE CRA MIT Team Specialty LC Meet | |
| 744 | Alain Mustafin | 36.52 | 10 | BB Min | A: 35.69 (+0.83s | 2.3%) | Cypress Fairbanks Swim Club | 06/12/2026 | 2026 ST TXLA Texas Open Invite | |
| 745 | Elliott Lindley | 36.52 | 9 | BB Min | A: 35.69 (+0.83s | 2.3%) | Los Altos Mountain View Aquati | 05/16/2026 | 2026 DACA LC CBA+ | |
| 746 | Corey Vonderheid | 36.52 | 9 | BB Min | A: 35.69 (+0.83s | 2.3%) | Fast Falcons | 06/05/2026 | 2026 Sunshine State Games | |
| 747 | Phillippe Choi | 36.52 | 10 | BB Min | A: 35.69 (+0.83s | 2.3%) | Klg Sports Swim Team | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 748 | Bennett Bianchi | 36.52 | 9 | BB Min | A: 35.69 (+0.83s | 2.3%) | Commonwealth Swimming | 05/16/2026 | 2026 NE CS Spring Fever | |
| 749 | Evan Willis | 36.53 | 10 | BB Min | A: 35.69 (+0.84s | 2.3%) | Huntsville Swim Association | 05/16/2026 | NAC LC May Classic | |
| 750 | Connor McCrary | 36.55 | 9 | BB Min | A: 35.69 (+0.86s | 2.4%) | Streamline Aquatic Club | 05/15/2026 | 2026 Officially Summer 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.