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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1301 | Lucas Guillen | 31.34 | 9 | BB Min | A: 31.09 (+0.25s | 0.8%) | 757swim | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 1302 | Max Matov | 31.34 | 10 | BB Min | A: 31.09 (+0.25s | 0.8%) | Commonwealth Swimming | 10/25/2025 | 2025 NE SHAWMUT Pumpkin Splash Copied | |
| 1303 | Silas Sebera | 31.35 | 9 | BB Min | A: 31.09 (+0.26s | 0.8%) | Nova of Virginia | 12/05/2025 | 2025 757swim Grand Illumination | |
| 1304 | Ace-Ryder Garza | 31.35 | 9 | BB Min | A: 31.09 (+0.26s | 0.8%) | Dr Dolores Silas | 02/20/2026 | 2026 WIAA 3A Boys HS State Champs OB | |
| 1305 | Yaroslav Biliavskyi | 31.35 | 10 | BB Min | A: 31.09 (+0.26s | 0.8%) | Tac Titans | 02/26/2026 | 2026 NCS SC AG CHAMPS | |
| 1306 | Lucas Rauseo | 31.35 | 9 | BB Min | A: 31.09 (+0.26s | 0.8%) | Christopher Columbus High | 10/17/2025 | 2025 Belen Jesuit Invitational | |
| 1307 | Thomas Mieszczak | 31.35 | 9 | BB Min | A: 31.09 (+0.26s | 0.8%) | Royal Swimming | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 1308 | Aris Shi | 31.35 | 9 | BB Min | A: 31.09 (+0.26s | 0.8%) | Arctic Aquatics | 12/13/2025 | 2025 NE ARCT December Specialty Meet | |
| 1309 | Andrew Hunter | 31.35 | 9 | BB Min | A: 31.09 (+0.26s | 0.8%) | Empire Swimming | 02/06/2026 | 2026 MR YMID February Classic Copied | |
| 1310 | Maximus Erhardt | 31.35 | 10 | BB Min | A: 31.09 (+0.26s | 0.8%) | Cardinal and Gold Aquatics | 03/13/2026 | 2026 Speedo Maryland Junior Championship Si | |
| 1311 | Angel Martinez | 31.36 | 9 | BB Min | A: 31.09 (+0.27s | 0.9%) | Mariner | 02/12/2026 | 2026 (WIAA) NW District I 4A Boys HS OB | |
| 1312 | Kevin Nguyen | 31.36 | 10 | BB Min | A: 31.09 (+0.27s | 0.9%) | Legacy Aquatics | 03/19/2026 | 2026 Northwest Region AG Champs Approved | |
| 1313 | Bates Canada | 31.36 | 10 | BB Min | A: 31.09 (+0.27s | 0.9%) | Bolles School Sharks | 03/05/2026 | 2026 Florida Swimming FLAGS NORTH | |
| 1314 | Miles Lee | 31.36 | 9 | BB Min | A: 31.09 (+0.27s | 0.9%) | New Wave Swim Team | 03/25/2026 | 2026 TAC TITANS Tarheel States Meet | |
| 1315 | Troy Cary | 31.37 | 9 | BB Min | A: 31.09 (+0.28s | 0.9%) | Unattached | 01/17/2026 | 2026 ST AAAA NS Frostbite | |
| 1316 | Mason Jaeggi | 31.37 | 10 | BB Min | A: 31.09 (+0.28s | 0.9%) | Pine Crest Swimming | 02/20/2026 | 2026 FG SCY BB Championships (NORTH) | |
| 1317 | William Truong | 31.37 | 10 | BB Min | A: 31.09 (+0.28s | 0.9%) | Harbor Seals | 02/07/2026 | 2026 MR QNS We Fly High Invitational | |
| 1318 | Jacob Berkowitz | 31.37 | 10 | BB Min | A: 31.09 (+0.28s | 0.9%) | Rockville Montgomery Swim Club | 12/11/2025 | 2025 Riley Eaton Holiday Invitational | |
| 1319 | Jaezyn Magnaye | 31.37 | 10 | BB Min | A: 31.09 (+0.28s | 0.9%) | Tualatin Hills Swim Club | 03/19/2026 | 2026 Northwest Region AG Champs Approved | |
| 1320 | Henry Curtis | 31.37 | 10 | BB Min | A: 31.09 (+0.28s | 0.9%) | McCallie-GPS Aquatics | 02/13/2026 | 2026 SE BAY Region 2 Championships Copied | |
| 1321 | Logan Wang | 31.37 | 9 | BB Min | A: 31.09 (+0.28s | 0.9%) | Blazing Barracudas | 03/12/2026 | 2026 OH SC Junior Championships | |
| 1322 | Shaler Berry | 31.37 | 9 | BB Min | A: 31.09 (+0.28s | 0.9%) | Heartland Swim Assoc | 01/31/2026 | 2026 SI HSA All Ages NTS Meet | |
| 1323 | Oscar Wallace | 31.38 | 10 | BB Min | A: 31.09 (+0.29s | 0.9%) | Parkway-Rockwood Gateway Swim | 02/27/2026 | Ozark Division I Championship | |
| 1324 | Finn Peters | 31.38 | 10 | BB Min | A: 31.09 (+0.29s | 0.9%) | Swim Florida | 02/07/2026 | 2026 GCST WINTER OPEN | |
| 1325 | Liam Reyes | 31.38 | 10 | BB Min | A: 31.09 (+0.29s | 0.9%) | Reno Aquatic Club | 03/14/2026 | 2026 NNA AGO | |
| 1326 | Alfie Mobbs | 31.38 | 9 | BB Min | A: 31.09 (+0.29s | 0.9%) | Lake Oswego Swim Club | 01/16/2026 | 2026 THSC 14 U Winter Showcase | |
| 1327 | Garid Tuvshin | 31.38 | 9 | BB Min | A: 31.09 (+0.29s | 0.9%) | Paseo Aquatics Swim Team | 03/12/2026 | 2026 SCS Spring Age Group Champs @ RMDA Cop | |
| 1328 | Brantley Barber | 31.39 | 10 | BB Min | A: 31.09 (+0.30s | 1.0%) | Great Lakes Tritons | 03/14/2026 | 2026 SCY 10 Under Championship Meet | |
| 1329 | Kyle Wang | 31.40 | 10 | BB Min | A: 31.09 (+0.31s | 1.0%) | Freedom Aquatics | 01/10/2026 | 2026 MR FREE Freedom Winter Magic | |
| 1330 | Elon Amrani | 31.40 | 10 | BB Min | A: 31.09 (+0.31s | 1.0%) | Staten Island Aquatics Club | 02/20/2026 | 2026 MR Metro Silver Central Champs WEST | |
| 1331 | Henry Kaiser | 31.40 | 10 | BB Min | A: 31.09 (+0.31s | 1.0%) | Nation\\\\\\'s Capital Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 1332 | Yassein Ibrahim | 31.41 | 10 | BB Min | A: 31.09 (+0.32s | 1.0%) | South Sound YMCA | 01/24/2026 | 2026 WA State Y Championship Meet | |
| 1333 | Jack Bender | 31.41 | 9 | BB Min | A: 31.09 (+0.32s | 1.0%) | Unatached | 03/21/2026 | 2026 MAKO SPRING FLING | |
| 1334 | Jones North | 31.41 | 10 | BB Min | A: 31.09 (+0.32s | 1.0%) | Tide Swimming | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 1335 | Philip Rodriguez | 31.41 | 10 | BB Min | A: 31.09 (+0.32s | 1.0%) | Tac Titans | 03/25/2026 | 2026 TAC TITANS Tarheel States Meet | |
| 1336 | Ryder Van Volkinburg | 31.41 | 10 | BB Min | A: 31.09 (+0.32s | 1.0%) | Mountainside | 02/14/2025 | 2025 OR HS 6a 2 | |
| 1337 | Nolan Ruther | 31.41 | 10 | BB Min | A: 31.09 (+0.32s | 1.0%) | Rockville Montgomery Swim Club | 12/11/2025 | 2025 Riley Eaton Holiday Invitational | |
| 1338 | Derek Suarez | 31.41 | 10 | BB Min | A: 31.09 (+0.32s | 1.0%) | Tac Titans | 02/26/2026 | 2026 NCS SC AG CHAMPS | |
| 1339 | Aiden Turner | 31.42 | 10 | BB Min | A: 31.09 (+0.33s | 1.1%) | Old Dominion Aquatic Club | 03/12/2026 | 2026 Virginia Swimming SC Age Group Champions | |
| 1340 | Ryan Karapostoles | 31.42 | 9 | BB Min | A: 31.09 (+0.33s | 1.1%) | Swim Melbourne | 11/16/2025 | November 2025 Racer | |
| 1341 | Arlo Edwards | 31.42 | 10 | BB Min | A: 31.09 (+0.33s | 1.1%) | Memphis Tiger Swimming | 11/21/2025 | 2025 Tiger Turkey Tumble | |
| 1342 | Hayden Tapley | 31.42 | 10 | BB Min | A: 31.09 (+0.33s | 1.1%) | Reynolds Raiders | 02/15/2025 | 2025 OR HS 6a 4 | |
| 1343 | Eli Bolten | 31.42 | 10 | BB Min | A: 31.09 (+0.33s | 1.1%) | Nation\\\\\\'s Capital Swim Club | 03/12/2026 | 2026 PV SC 14 Under Championships Copied | |
| 1344 | Kolbe Bell | 31.43 | 9 | BB Min | A: 31.09 (+0.34s | 1.1%) | Nation\\\\\\'s Capital Swim Club | 10/18/2025 | 2025 NCAP Autumn Kingfish Splash | |
| 1345 | 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 | |
| 1346 | Nicolas Martinez | 31.43 | 10 | BB Min | A: 31.09 (+0.34s | 1.1%) | Nova of Virginia | 10/24/2025 | NOVA Halloween Haunt | |
| 1347 | 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 | |
| 1348 | Hayden Justice | 31.43 | 10 | BB Min | A: 31.09 (+0.34s | 1.1%) | SwimMAC Carolina | 03/20/2026 | 2026 SwimMAC Tar Heel States | |
| 1349 | Yanbo Li | 31.43 | 9 | BB Min | A: 31.09 (+0.34s | 1.1%) | Bolles School Sharks | 02/20/2026 | 2026 Area 1 Spring Championships | |
| 1350 | Atticus Kime | 31.43 | 10 | BB Min | A: 31.09 (+0.34s | 1.1%) | Birmingham \\\\\\'y\\\\\\' Blue Dolphins | 03/14/2026 | 2026 SCY 10 Under Championship 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.