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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1101 | Mark Kiselev | 31.43 | 9 | BB Min | A: 31.09 (+0.34s | 1.1%) | Royal Swim Team | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 1102 | Hayden Justice | 31.43 | 10 | BB Min | A: 31.09 (+0.34s | 1.1%) | SwimMAC Carolina | 03/20/2026 | 2026 SwimMAC Tar Heel States | |
| 1103 | Brandon Castle | 31.43 | 10 | BB Min | A: 31.09 (+0.34s | 1.1%) | Nsu University School | 09/14/2026 | 2026 Palm League Championships USA S OBS | |
| 1104 | William Huang | 31.43 | 8 | BB Min | A: 31.09 (+0.34s | 1.1%) | Charles River Aquatics | 03/13/2026 | 2026 NE CRA End Of Season March Invite | |
| 1105 | Nicolas Martinez | 31.43 | 10 | BB Min | A: 31.09 (+0.34s | 1.1%) | Nova of Virginia | 10/24/2025 | NOVA Halloween Haunt | |
| 1106 | Cole Burger | 31.43 | 10 | BB Min | A: 31.09 (+0.34s | 1.1%) | Rush | 09/18/2026 | 2026 ST AQTX Round Rock Unclassified | |
| 1107 | Joshua Morris | 31.44 | 10 | BB Min | A: 31.09 (+0.35s | 1.1%) | Shorewood | 02/15/2025 | 2025 OR HS 6A 3 | |
| 1108 | Brayden Li | 31.44 | 9 | BB Min | A: 31.09 (+0.35s | 1.1%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 1109 | Charlie Rippy | 31.45 | 10 | BB Min | A: 31.09 (+0.36s | 1.1%) | Moses Lake | 01/11/2025 | 2025 Kentridge HS Invitational BOYS OBSERVED | |
| 1110 | Brody Carter | 31.45 | 10 | BB Min | A: 31.09 (+0.36s | 1.1%) | Caldera | 02/14/2025 | 2025 OR HS 5a 4 | |
| 1111 | Aldar Khamutaev | 31.45 | 9 | BB Min | A: 31.09 (+0.36s | 1.1%) | Matchpoint Nyc | 01/16/2026 | 2026 MR LIE Winterfest Invitational | |
| 1112 | Liam Spaulding | 31.45 | 10 | BB Min | A: 31.09 (+0.36s | 1.1%) | Bolles School Sharks | 10/10/2026 | 2026 PSA Halloween Invitational | |
| 1113 | Johnathan Wang | 31.45 | 10 | BB Min | A: 31.09 (+0.36s | 1.1%) | Alto Swim Club | 10/24/2026 | BAC SPOOKY FALL CLASSIC | |
| 1114 | Maddox Winegar | 31.46 | 9 | BB Min | A: 31.09 (+0.37s | 1.2%) | Bloomington Normal Swim Club | 03/26/2026 | Destination Athlete Centennial Invite 2026 | |
| 1115 | Ryan Ferguson | 31.46 | 10 | BB Min | A: 31.09 (+0.37s | 1.2%) | Santa Clara Swim Club | 09/19/2026 | 2026 Milpitas Aquatic Club Season Kick Off | |
| 1116 | Yining Zhao | 31.46 | 10 | BB Min | A: 31.09 (+0.37s | 1.2%) | Tac Titans | 03/25/2026 | 2026 TAC TITANS Tarheel States Meet | |
| 1117 | Fletcher Baral | 31.46 | 10 | BB Min | A: 31.09 (+0.37s | 1.2%) | Saint Andrew\\\\\\'s Aquatics | 10/11/2025 | Quadtober Challenge | |
| 1118 | Jigdel Wangchuk | 31.47 | 9 | BB Min | A: 31.09 (+0.38s | 1.2%) | Twisters Swim Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 1119 | Isaiah Gravette | 31.47 | 10 | BB Min | A: 31.09 (+0.38s | 1.2%) | SOL Swim Team | 10/17/2026 | 2026 SI SBA All Ages NTS Meet | |
| 1120 | Luke Wang | 31.47 | 10 | BB Min | A: 31.09 (+0.38s | 1.2%) | Sierra Marlins Swim Team | 09/26/2026 | 2026 CCA Spook Tacular | |
| 1121 | Owen Vaiana | 31.48 | 10 | BB Min | A: 31.09 (+0.39s | 1.2%) | Michigan Lakeshore Aquatics | 10/17/2025 | 2025 WMS Boo Bash | |
| 1122 | Kai Thomas | 31.48 | 10 | BB Min | A: 31.09 (+0.39s | 1.2%) | Renegade Aquatics | 07/10/2026 | 2026 SI JBST All Ages Last Chance Meet | |
| 1123 | Cannon Brown | 31.48 | 10 | BB Min | A: 31.09 (+0.39s | 1.2%) | Olympic Cascade Aquatics | 10/03/2026 | 2026 PN OCA John Walker Invitational Approve | |
| 1124 | Zackary Gromowski | 31.49 | 9 | BB Min | A: 31.09 (+0.40s | 1.3%) | Rockville Montgomery Swim Club | 02/20/2026 | 2026 RMSC February Invitational | |
| 1125 | Connor Finan | 31.49 | 9 | BB Min | A: 31.09 (+0.40s | 1.3%) | Atlantic Coast Athletic Club | 03/12/2026 | 2026 Virginia Swimming SC Age Group Champions | |
| 1126 | William Foryth | 31.50 | 10 | BB Min | A: 31.09 (+0.41s | 1.3%) | McDaniel | 02/12/2025 | 2025 OR HS 6A 1 | |
| 1127 | Leo Collar | 31.50 | 9 | BB Min | A: 31.09 (+0.41s | 1.3%) | Hurricane Penguins Swim Club | 02/14/2026 | 2026 Best ValenTimes Meet | |
| 1128 | Conrad Postle | 31.50 | 10 | BB Min | A: 31.09 (+0.41s | 1.3%) | West Florida Lightning Aquatic | 09/18/2026 | Kiefer Speedo Fall Invitational | |
| 1129 | Marcus Kalmi | 31.51 | 10 | BB Min | A: 31.09 (+0.42s | 1.3%) | Riptide Swim Team | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 1130 | Forest Hastings | 31.51 | 10 | BB Min | A: 31.09 (+0.42s | 1.3%) | Roseburg | 02/13/2026 | 2026 OR HS 6A 7 | |
| 1131 | Preston Kerchusky | 31.51 | 10 | BB Min | A: 31.09 (+0.42s | 1.3%) | Boise YMCA Swim Team | 12/20/2025 | 2025 BY Candy Cane Invitational | |
| 1132 | Micah Lamb | 31.51 | 10 | BB Min | A: 31.09 (+0.42s | 1.3%) | Riptide Aquatics | 09/19/2026 | 2026 Heart Of Florida Swim Meet | |
| 1133 | Aiden Gordon | 31.52 | 9 | BB Min | A: 31.09 (+0.43s | 1.4%) | Monroe-Woodbury Devilfish Aqua | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 1134 | Carson Youngren | 31.53 | 9 | BB Min | A: 31.09 (+0.44s | 1.4%) | Rochester Stoney Creek | 02/25/2026 | 2026 Boys OAA Red Division Championships | |
| 1135 | Lucca Belluco | 31.53 | 10 | BB Min | A: 31.09 (+0.44s | 1.4%) | Marlins Of Raleigh | 07/12/2026 | 2026 MOR Intrasquad Meet | |
| 1136 | Parker Widell | 31.53 | 9 | BB Min | A: 31.09 (+0.44s | 1.4%) | Tampa Elite Aquatics | 10/02/2026 | SAINT PETE AQUATICS FRI NITE RACE OCT 2 2026 | |
| 1137 | Michael Cheng | 31.54 | 9 | BB Min | A: 31.09 (+0.45s | 1.4%) | Brea Aquatics | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 1138 | Luca Desset | 31.54 | 10 | BB Min | A: 31.09 (+0.45s | 1.4%) | Unattached | 08/22/2026 | 19th Annual Kauai Classic | |
| 1139 | Benjamin Wei | 31.55 | 9 | BB Min | A: 31.09 (+0.46s | 1.5%) | Long Island Aquatic Club | 03/13/2026 | 2026 MR SC Junior Metropolitan Championships | |
| 1140 | Samuel Fuetsch | 31.55 | 9 | BB Min | A: 31.09 (+0.46s | 1.5%) | Tac Titans | 03/24/2026 | 2026 TAC TITANS March Intrasquad Meet | |
| 1141 | Marcello Rinaldi | 31.55 | 10 | BB Min | A: 31.09 (+0.46s | 1.5%) | Minnetonka Swim Club | 01/30/2026 | 2026 MN MTKA TYR Team Challenge | |
| 1142 | Thanh Tran | 31.55 | 10 | BB Min | A: 31.09 (+0.46s | 1.5%) | Olympic Cascade Aquatics | 03/19/2026 | 2026 Northwest Region AG Champs Approved | |
| 1143 | Matias Hosein | 31.55 | 10 | BB Min | A: 31.09 (+0.46s | 1.5%) | Gulliver Swim Club | 02/20/2026 | 2026 FG SCY BB Championships SOUTH | |
| 1144 | Russell Dsouza | 31.56 | 10 | BB Min | A: 31.09 (+0.47s | 1.5%) | Club Wolverine | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 1145 | Kyle Matus | 31.56 | 10 | BB Min | A: 31.09 (+0.47s | 1.5%) | Belleville High School | 02/26/2026 | 2026 KLAA B Conference Swim Meet | |
| 1146 | Aden Sun | 31.56 | 10 | BB Min | A: 31.09 (+0.47s | 1.5%) | Burlingame Aquatics | 10/03/2026 | PASA CBA+ SCY Meet Oct 2026 | |
| 1147 | Jacob Bowles | 31.57 | 9 | BB Min | A: 31.09 (+0.48s | 1.5%) | Caldera | 02/13/2026 | 2026 OR HS 5A 4 | |
| 1148 | Evan Liu | 31.57 | 10 | BB Min | A: 31.09 (+0.48s | 1.5%) | Flying Fish Swim Club | 12/12/2025 | 2025 CA SCS RAA WAG | |
| 1149 | Lucas Li | 31.57 | 10 | BB Min | A: 31.09 (+0.48s | 1.5%) | Dedham Health Hydra | 08/06/2026 | 2026 NE LA August SCY Invitational | |
| 1150 | Carter Ripley | 31.57 | 10 | BB Min | A: 31.09 (+0.48s | 1.5%) | Northern KY Clippers | 10/23/2026 | 2026 CLPR Halloween Meet | |
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.