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 | |
|---|---|---|---|---|---|---|---|---|---|
| 851 | Zachariah Sivaraj | 42.83 | 8 | B Min | BB: 39.79 (+3.04s | 7.1%) | Sawtooth Aquatic Club | 07/18/2025 | 2025 LCM Summer Championships | |
| 852 | Matthew Sokotoff | 42.83 | 9 | B Min | BB: 39.79 (+3.04s | 7.1%) | Rochester Swim Club | 06/13/2025 | 2025 MN RSC Summerfest | |
| 853 | Nicolas Etkin | 42.85 | 10 | B Min | BB: 39.79 (+3.06s | 7.1%) | Los Altos Mountain View Aquati | 06/22/2024 | Alto Beat The Heat Sat Sun | |
| 854 | Akasion Sheppard | 42.85 | 10 | B Min | BB: 39.79 (+3.06s | 7.1%) | Kissimmee Swim Association | 06/06/2025 | 2025 MAKOS Summer Splash | |
| 855 | Marcus Wang | 42.85 | 10 | B Min | BB: 39.79 (+3.06s | 7.1%) | Pacific Dragons Swim Team | 07/11/2025 | 2025 PN OCA July Jamboree Invitational | |
| 856 | Kais Esmail | 42.85 | 9 | B Min | BB: 39.79 (+3.06s | 7.1%) | Bellingham Bay Swim Team | 06/20/2025 | 2025 IE VS Starlight Open | |
| 857 | James Tyrrell | 42.86 | 9 | B Min | BB: 39.79 (+3.07s | 7.2%) | Capital City Athletics | 06/20/2025 | 2025 Falfins Long Course Open | |
| 858 | Arick Yuan | 42.86 | 10 | B Min | BB: 39.79 (+3.07s | 7.2%) | Santa Clara Swim Club | 05/30/2025 | SCSC Pacific Swimming Long Course Intrasquad | |
| 859 | Oliver Aires | 42.87 | 9 | B Min | BB: 39.79 (+3.08s | 7.2%) | Elk Grove Aquatics Club | 05/24/2025 | 2025 Tiger Aquatics C B BB+ Memorial Day Meet | |
| 860 | Nolan Simmons | 42.88 | 10 | B Min | BB: 39.79 (+3.09s | 7.2%) | Greater Tampa Swim Association | 05/16/2025 | 2025 SAINT PETE S 2nd LONG COURSE MEET | |
| 861 | Oliver Heale | 42.90 | 10 | B Min | BB: 39.79 (+3.11s | 7.2%) | Atlantic Coast Athletic Club | 06/21/2024 | 28th Annual SMAC Summer Classic | |
| 862 | Alex Joy | 42.90 | 10 | B Min | BB: 39.79 (+3.11s | 7.2%) | Los Altos Mountain View Aquati | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 863 | Marek Perzov | 42.91 | 10 | B Min | BB: 39.79 (+3.12s | 7.3%) | Santa Clara Swim Club | 05/30/2025 | SCSC Pacific Swimming Long Course Intrasquad | |
| 864 | Yunus Mukhamadieva | 42.91 | 10 | B Min | BB: 39.79 (+3.12s | 7.3%) | Brentwood Seawolves | 06/07/2025 | Orinda Aquatics LC C B BB+ Meet | |
| 865 | Moxon Fain | 42.91 | 9 | B Min | BB: 39.79 (+3.12s | 7.3%) | Seattle Metropolitan Aquatic C | 06/27/2025 | 2025 PN SMAC Summer Classic Invitational | |
| 866 | Wesley Wilson | 42.91 | 9 | B Min | BB: 39.79 (+3.12s | 7.3%) | Lewis Clark Neptune Swim Team | 05/16/2025 | 2025 Chris Engledow Memorial Meet | |
| 867 | Aiden Huang | 42.94 | 10 | B Min | BB: 39.79 (+3.15s | 7.3%) | DeAnza Cupertino Aquatics | 06/27/2025 | Silicon Valley LC CBA+ Meet | |
| 868 | Blake Baisch | 42.94 | 9 | B Min | BB: 39.79 (+3.15s | 7.3%) | Seattle Metropolitan Aquatic C | 05/29/2025 | 2025 IE VS Apple Capital | |
| 869 | Peter Surbeck | 42.95 | 10 | B Min | BB: 39.79 (+3.16s | 7.4%) | Streamliner Aquatics | 07/19/2024 | 2024 SRS Summer Championships | |
| 870 | William Cao | 42.97 | 9 | B Min | BB: 39.79 (+3.18s | 7.4%) | Great Lakes Sailfish Swimming | 07/24/2025 | 2025 LE Age Group And Senior LC Championships | |
| 871 | Samik Dangol | 42.97 | 9 | B Min | BB: 39.79 (+3.18s | 7.4%) | Stingrays Swim Team | 07/11/2024 | 2024 RAYS Summer Awards | |
| 872 | Mason Lee | 42.97 | 10 | B Min | BB: 39.79 (+3.18s | 7.4%) | Issaquah Swim Team | 05/02/2025 | 2025 PN BC May Flowers | |
| 873 | Mason Liu | 42.98 | 10 | B Min | BB: 39.79 (+3.19s | 7.4%) | Trident Aquatic Club | 08/06/2025 | 2025 Summer Elite Showcase | |
| 874 | Niranjan Bharathan | 42.98 | 10 | B Min | BB: 39.79 (+3.19s | 7.4%) | Tualatin Hills Swim Club | 06/26/2025 | 2025 Howard Jones Open | |
| 875 | Zachary McDonnell | 42.99 | 9 | B Min | BB: 39.79 (+3.20s | 7.4%) | Firestone Akron Swim Team | 07/24/2025 | 2025 LE Age Group And Senior LC Championships | |
| 876 | Grigorii Vasilenko | 42.99 | 8 | B Min | BB: 39.79 (+3.20s | 7.4%) | Legacy Aquatics | 05/30/2025 | LA OPEN 2025 | |
| 877 | Gabriel Saldanha | 43.00 | 9 | B Min | BB: 39.79 (+3.21s | 7.5%) | Wasatch Front Fish Market | 08/01/2025 | 2025 LC Beehive Finale | |
| 878 | George Duong | 43.00 | 10 | B Min | BB: 39.79 (+3.21s | 7.5%) | United Swim Club | 06/27/2025 | ATAC Long Course | |
| 879 | Jaden Langley | 43.00 | 9 | B Min | BB: 39.79 (+3.21s | 7.5%) | Rocky Mountain Rapids | 04/26/2025 | 2025 CO COSA Spring LC Kick Off | |
| 880 | Shaoran Qiao | 43.01 | 9 | B Min | BB: 39.79 (+3.22s | 7.5%) | Bolles School Sharks | 07/25/2025 | 2025 Area 1 LCM Championships | |
| 881 | Calder Pettersen | 43.01 | 8 | B Min | BB: 39.79 (+3.22s | 7.5%) | Cascade Swim Club | 09/20/2025 | 2025 PN CSC September Shakeout | |
| 882 | Greyson Eatherly | 43.02 | 10 | B Min | BB: 39.79 (+3.23s | 7.5%) | Cascade Swim Club | 09/20/2025 | 2025 PN CSC September Shakeout | |
| 883 | Lane Hutmacher | 43.02 | 10 | B Min | BB: 39.79 (+3.23s | 7.5%) | Watertown Area Swim Club | 06/28/2024 | Chamberlain Meet | |
| 884 | John Hoesch | 43.02 | 9 | B Min | BB: 39.79 (+3.23s | 7.5%) | Olympus Aquatics | 06/27/2025 | 2nd Annual Water Dragon Open | |
| 885 | Erik Shabdanov | 43.03 | 8 | B Min | BB: 39.79 (+3.24s | 7.5%) | Sunnyvale Swim Club | 06/06/2025 | 2025 DACA LC CBA+ Meet | |
| 886 | Justin Chi | 43.04 | 9 | B Min | BB: 39.79 (+3.25s | 7.6%) | DeAnza Cupertino Aquatics | 05/16/2025 | 2025 DACA LC CBA Meet | |
| 887 | Ethan Gu | 43.05 | 10 | B Min | BB: 39.79 (+3.26s | 7.6%) | Burlingame Aquatics | 06/27/2025 | Alto Summer Swelter | |
| 888 | Adam Milgrom | 43.07 | 10 | B Min | BB: 39.79 (+3.28s | 7.6%) | Hurricanes Swim Team | 05/10/2025 | 2025 MN HURR LC Spring Opener | |
| 889 | Ruslan Kalinnikov | 43.07 | 8 | B Min | BB: 39.79 (+3.28s | 7.6%) | Olympus Aquatics | 05/20/2025 | Kearns LC Classic | |
| 890 | Henry Odean | 43.09 | 9 | B Min | BB: 39.79 (+3.30s | 7.7%) | Nitro Swimming | 04/26/2025 | 2025 ST NTRO Splashing Into Long Course | |
| 891 | Caleb Taussig | 43.11 | 9 | B Min | BB: 39.79 (+3.32s | 7.7%) | Denver Swim Academy | 06/27/2025 | 2025 CO Zone 2 DU Meet | |
| 892 | Rufus Tang | 43.12 | 9 | B Min | BB: 39.79 (+3.33s | 7.7%) | Pacific Dragons Swim Team | 05/16/2025 | 2025 PN IST Sockeye Springtime Madness | |
| 893 | Owen Bronson | 43.12 | 9 | B Min | BB: 39.79 (+3.33s | 7.7%) | Legacy Aquatics | 11/01/2025 | Oregon City Fall Open 2025 | |
| 894 | Nicolas Pataky | 43.12 | 10 | B Min | BB: 39.79 (+3.33s | 7.7%) | Palo Alto Stanford Aquatics | 05/18/2024 | PASA Mayhem LCM Meet | |
| 895 | Holt Jorgensen | 43.13 | 9 | B Min | BB: 39.79 (+3.34s | 7.7%) | Dart Swimming | 06/21/2024 | Reno Aquatic Club Gamble | |
| 896 | Santiago Pena | 43.14 | 9 | B Min | BB: 39.79 (+3.35s | 7.8%) | Harlingen Cisd Seal Team | 05/02/2025 | 2025 ST 22nd Annual Cinco De Mayo | |
| 897 | Finn Reimers | 43.15 | 10 | B Min | BB: 39.79 (+3.36s | 7.8%) | Pierre Swim Team | 07/11/2025 | 2025 SD Long Course State B Swim Meet | |
| 898 | Thomas Barker | 43.16 | 9 | B Min | BB: 39.79 (+3.37s | 7.8%) | Escalate Aquatic Team | 06/20/2025 | 2025 ST AAAA NS George Block Invite | |
| 899 | Eli Ferris | 43.19 | 9 | B Min | BB: 39.79 (+3.40s | 7.9%) | Elko Swim Team | 07/18/2025 | 2025 LCM Summer Championships | |
| 900 | Yusuf Awad | 43.19 | 8 | B Min | BB: 39.79 (+3.40s | 7.9%) | Gator Swim Club | 06/20/2025 | 2025 FAST Independence 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.