USA Boys 10 & under - 50 Y Back
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 4351 | Rafael Ochoa | 45.99 | 9 | B Min | BB: 42.89 (+3.10s | 6.7%) | Tuna Swim Club | 03/07/2026 | 2026 MN RSC 10 U State Championship | |
| 4352 | Kosta Petrosian | 45.99 | 10 | B Min | BB: 42.89 (+3.10s | 6.7%) | Academy Swim Club | 10/03/2026 | 2026 BIG ISLAND SWIMMING | |
| 4353 | Jude Pieper | 46.00 | 10 | B Min | BB: 42.89 (+3.11s | 6.8%) | Cysc Riptide | 01/31/2026 | 2026 MW App NYA January YMCA Meet | |
| 4354 | Max Altman | 46.00 | 10 | B Min | BB: 42.89 (+3.11s | 6.8%) | Tiger Shark of Texas | 12/05/2025 | 2025 ST LSAC 5th Annual Graceland | |
| 4355 | Quincy Oshitelu | 46.00 | 9 | B Min | BB: 42.89 (+3.11s | 6.8%) | Hillsboro Swim Team | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 4356 | Charles Pang | 46.01 | 9 | B Min | BB: 42.89 (+3.12s | 6.8%) | Aggie Swim Club | 01/10/2025 | MAC 2025 Neon New Year Meet | |
| 4357 | Atharv Sahoo | 46.01 | 10 | B Min | BB: 42.89 (+3.12s | 6.8%) | DC Dept Of Parks and Recreatio | 03/20/2026 | 26th Annual Spring Championships | |
| 4358 | Ira Mandle | 46.01 | 10 | B Min | BB: 42.89 (+3.12s | 6.8%) | Asheville Jewish Community Cen | 11/15/2025 | 2025 The Gourd Time Gathering | |
| 4359 | Francesco Umbriac | 46.01 | 10 | B Min | BB: 42.89 (+3.12s | 6.8%) | The Greater Morristown YMCA | 03/14/2026 | 2026 STAC Final Finale | |
| 4360 | Amaru Cabra | 46.01 | 10 | B: 38.49 (+7.52s | 16.3%) | Richmond Sailfish | 09/19/2026 | East Bay Silver Dolphins Short Course C B BB+ | ||
| 4361 | Marvin Yang | 46.02 | 9 | B Min | BB: 42.89 (+3.13s | 6.8%) | Annapolis Swim Club | 03/13/2026 | 2026 Speedo Maryland Junior Championship Si | |
| 4362 | Elijah Palmer | 46.02 | 9 | B Min | BB: 42.89 (+3.13s | 6.8%) | Woodland Hills Aquatic Team | 02/13/2026 | 39th Black History Swim Meet | |
| 4363 | Avery Kreuzberger | 46.02 | 9 | B Min | BB: 42.89 (+3.13s | 6.8%) | Potomac Marlins | 02/20/2026 | 2026 FXFX Forty Niner | |
| 4364 | Charles Seaman | 46.02 | 9 | B Min | BB: 42.89 (+3.13s | 6.8%) | Rockville Montgomery Swim Club | 11/14/2025 | 2025 RMSC November Dual Meet | |
| 4365 | Luke Voeller | 46.02 | 9 | B Min | BB: 42.89 (+3.13s | 6.8%) | Apex | 01/02/2026 | 2026 CST Shark Chase Invitational | |
| 4366 | Dylan Lee | 46.02 | 9 | B Min | BB: 42.89 (+3.13s | 6.8%) | Lifetime | 01/30/2026 | 2026 NE GS Silver Championships | |
| 4367 | Dhruv Vejerla | 46.02 | 10 | B Min | BB: 42.89 (+3.13s | 6.8%) | Memphis Thunder Aquatic Club | 09/25/2026 | 2026 Tiger Fall Classic | |
| 4368 | Bodhi Rhoads | 46.03 | 9 | B Min | BB: 42.89 (+3.14s | 6.8%) | North Baltimore Aquatic Club | 03/21/2026 | 2026 Maryland 9 10 B Championship Meet | |
| 4369 | Luis Gamboa | 46.03 | 10 | B Min | BB: 42.89 (+3.14s | 6.8%) | Katy Aquatic Team For Youth | 02/21/2025 | 2025 Gulf 12 Under Champs (KATY) | |
| 4370 | Hunter Ng | 46.03 | 10 | B Min | BB: 42.89 (+3.14s | 6.8%) | Long Island Aquatic Club | 03/27/2026 | 2026 MR Bronze Championship South LIE | |
| 4371 | Nixon Lo | 46.03 | 9 | B Min | BB: 42.89 (+3.14s | 6.8%) | Santa Clara Swim Club | 03/28/2026 | Swim South Bay | |
| 4372 | Anderson Oertel | 46.03 | 8 | B Min | BB: 42.89 (+3.14s | 6.8%) | Tac Titans | 05/02/2026 | 2026 TAC TITANS Oceanus Challenge Meet | |
| 4373 | Parker Robles | 46.03 | 10 | B Min | BB: 42.89 (+3.14s | 6.8%) | Quest Swimming | 12/05/2025 | NOVA December Dip | |
| 4374 | Anthony Houser | 46.03 | 10 | B Min | BB: 42.89 (+3.14s | 6.8%) | Wind N Sea Swim Team | 08/08/2026 | 2026 SI WIND All Ages NTS Wrap Up Meet | |
| 4375 | Anders Sahlgren | 46.03 | 8 | B Min | BB: 42.89 (+3.14s | 6.8%) | St. Augustine Cyclones | 10/10/2026 | 2026 PSA Halloween Invitational | |
| 4376 | Spencer Black | 46.03 | 9 | B Min | BB: 42.89 (+3.14s | 6.8%) | Mason Manta Rays | 02/19/2026 | 2026 OH RAYS SC Regional Championships | |
| 4377 | Mayson Huang | 46.03 | 9 | B Min | BB: 42.89 (+3.14s | 6.8%) | Bellevue Club Swim Team | 10/03/2026 | 2026 PN CSC Fall Classic Invitational Approve | |
| 4378 | Elijah Deston | 46.03 | 9 | B Min | BB: 42.89 (+3.14s | 6.8%) | Huntsville Swim Association | 10/16/2026 | 2026 HSA Fran Norris Meet | |
| 4379 | Oskar Davidsen | 46.04 | 9 | B Min | BB: 42.89 (+3.15s | 6.8%) | Asphalt Green Unified Aquatics | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 4380 | Kwesi Drake | 46.04 | 10 | B Min | BB: 42.89 (+3.15s | 6.8%) | Auburn Aquatics | 01/16/2026 | 2026 SE Ralph Crocker Classic | |
| 4381 | Nico Hess | 46.04 | 9 | B Min | BB: 42.89 (+3.15s | 6.8%) | Austin Swim Club | 09/12/2026 | 2026 ST ASC Sprint Meet | |
| 4382 | James Moyers | 46.05 | 9 | B Min | BB: 42.89 (+3.16s | 6.9%) | Life Time Southeast | 02/21/2026 | 2026 SES Region 1 8 And Under Championships | |
| 4383 | Deklyn King | 46.05 | 10 | B Min | BB: 42.89 (+3.16s | 6.9%) | Mid Michigan Aquatics Hurrican | 02/07/2026 | 2026 Grand Rapids Open | |
| 4384 | Samuel Karasin | 46.05 | 9 | B Min | BB: 42.89 (+3.16s | 6.9%) | YMCA of Metro North Tritons | 01/16/2026 | 2026 NE CRIM Bronze Championship | |
| 4385 | Shepherd Loula | 46.05 | 10 | B Min | BB: 42.89 (+3.16s | 6.9%) | Aquajets Swim Team | 03/07/2025 | 2025 MN MAN Minnesota Regional Championship | |
| 4386 | Justin Fu | 46.05 | 9 | B Min | BB: 42.89 (+3.16s | 6.9%) | Newport County YMCA Wahoos | 02/28/2026 | 2026 NE KCY A SENECY LEAGUE CHAMPS | |
| 4387 | Isaac Clegg | 46.06 | 9 | B Min | BB: 42.89 (+3.17s | 6.9%) | Gbsa - Greater Baltimore Swim | 09/26/2025 | RAC First Splash 2025 | |
| 4388 | Liam Alcantara | 46.06 | 8 | B Min | BB: 42.89 (+3.17s | 6.9%) | Heritage Aquatic Team | 09/11/2026 | 2026 Michael S Memorial Meet | |
| 4389 | Henry Huang | 46.06 | 10 | B Min | BB: 42.89 (+3.17s | 6.9%) | Daly City Dolphins | 10/24/2026 | PSL Pumpkin Spice Splash | |
| 4390 | Alexander Qi | 46.07 | 10 | B Min | BB: 42.89 (+3.18s | 6.9%) | Washingtonians Swim Club | 01/17/2026 | 2026 PV January Open Audrey Moore | |
| 4391 | Branson Collins | 46.07 | 10 | B Min | BB: 42.89 (+3.18s | 6.9%) | Unified Aquatics Club | 02/27/2026 | 2026 OH BSC SC Regional Championships | |
| 4392 | Theodore Blackstock | 46.07 | 10 | B Min | BB: 42.89 (+3.18s | 6.9%) | Inspire Swimming | 01/17/2026 | 2026 ST AAAA NS Frostbite | |
| 4393 | Matthew Wei | 46.07 | 9 | B Min | BB: 42.89 (+3.18s | 6.9%) | Tac Titans | 03/25/2026 | 2026 TAC TITANS Tarheel States Meet | |
| 4394 | Caleb Deering | 46.07 | 7 | B Min | BB: 42.89 (+3.18s | 6.9%) | New Wave Swim Team | 02/14/2026 | 2026 TAC TITANS February Qualifier Meet | |
| 4395 | Caden Bailey | 46.07 | 10 | B Min | BB: 42.89 (+3.18s | 6.9%) | Huntsville Swim Association | 10/16/2026 | 2026 HSA Fran Norris Meet | |
| 4396 | Andrew Wilder | 46.08 | 10 | B Min | BB: 42.89 (+3.19s | 6.9%) | Sharks Swim Club | 12/12/2025 | 2025 NE CRIM Frosty Frenzy Trials Finals | |
| 4397 | Benjamin Andrade | 46.08 | 9 | B Min | BB: 42.89 (+3.19s | 6.9%) | Swim Fort Lauderdale | 04/18/2026 | SoFlo 12 Under Spring Invitational | |
| 4398 | Weston Gold | 46.08 | 9 | B Min | BB: 42.89 (+3.19s | 6.9%) | Old Dominion Aquatic Club | 12/12/2025 | 2025 HVAC Winterfest Invitational | |
| 4399 | Beckett Coble | 46.08 | 8 | B Min | BB: 42.89 (+3.19s | 6.9%) | Waves Of Wilmington Inc | 07/25/2026 | 2026 WOW Summer Spectacular | |
| 4400 | Robert Matook | 46.08 | 9 | B Min | BB: 42.89 (+3.19s | 6.9%) | YMCA of the North Shore Sharks | 01/10/2026 | 2026 NE YNS YMCA Eastern MA Districts | |
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.