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 | |
|---|---|---|---|---|---|---|---|---|---|
| 4751 | Leonardo Negritoiu | 36.97 | 10 | B Min | BB: 34.59 (+2.38s | 6.4%) | The Olympic Club | 03/28/2026 | SSS Shamrock Showdown CBA+ | |
| 4752 | Thomas Gough | 36.98 | 9 | B Min | BB: 34.59 (+2.39s | 6.5%) | Swim Tech | 03/27/2026 | 2026 MR Bronze Championships Central KBM | |
| 4753 | Youngyul Kim | 36.98 | 9 | B Min | BB: 34.59 (+2.39s | 6.5%) | Phoenix Aquatic Club | 10/18/2025 | 2025 MR WEST Tricia Dewey Tails Of Hope | |
| 4754 | Oliver Ryan | 36.98 | 9 | B Min | BB: 34.59 (+2.39s | 6.5%) | San Gabriel Aquatics | 01/17/2026 | 2026 ST AQTX B Champs North | |
| 4755 | Wyatt Flynn | 36.98 | 10 | B Min | BB: 34.59 (+2.39s | 6.5%) | Raleigh Swimming Association | 01/16/2026 | 2026 RSA Winter Tri | |
| 4756 | Ian Webster | 36.99 | 10 | B Min | BB: 34.59 (+2.40s | 6.5%) | Columbia River Swim Team | 02/22/2025 | 2025 Arena Short Course 10 U Championships | |
| 4757 | Clark Peterson | 36.99 | 9 | B Min | BB: 34.59 (+2.40s | 6.5%) | Tide Swimming | 02/13/2026 | 2026 Southeast District 9 12 Championship | |
| 4758 | Logan Hinckle | 36.99 | 9 | B Min | BB: 34.59 (+2.40s | 6.5%) | SwimRVA | 01/16/2026 | GSA January Jump Start 2026 | |
| 4759 | Adam Elshamy | 36.99 | 10 | B Min | BB: 34.59 (+2.40s | 6.5%) | The Woodlands Swim Team | 02/21/2025 | MAC Hosted 2025 Gulf 12 Under Champs | |
| 4760 | Nolan Brady | 36.99 | 8 | B Min | BB: 34.59 (+2.40s | 6.5%) | Aces Aquatics | 03/13/2026 | 2026 NE NSSC NE Cup Championship | |
| 4761 | Aaron Welch | 36.99 | 10 | B Min | BB: 34.59 (+2.40s | 6.5%) | Machine Aquatics | 03/20/2026 | March Madness 2026 | |
| 4762 | Bennett Dulik | 36.99 | 10 | B Min | BB: 34.59 (+2.40s | 6.5%) | Aces Swim Club | 11/01/2024 | 2024 CO ACES High Point Invite | |
| 4763 | Jaden Shin | 36.99 | 10 | B Min | BB: 34.59 (+2.40s | 6.5%) | South Snohomish Co Dolphins | 03/15/2025 | 2025 PN MMSC Marlins Madness | |
| 4764 | Rufus Nagygyorgy | 36.99 | 9 | B Min | BB: 34.59 (+2.40s | 6.5%) | Swim Fort Lauderdale | 01/23/2026 | SPEEDO CUP CLOSED INVITE Copied | |
| 4765 | Johnathan Weninger | 36.99 | 9 | B Min | BB: 34.59 (+2.40s | 6.5%) | Legacy Aquatics | 02/21/2026 | 2026 Arena Short Course 10 U Championships | |
| 4766 | Leo Rossi | 37.00 | 10 | B Min | BB: 34.59 (+2.41s | 6.5%) | Mecklenburg Swim Association | 03/07/2026 | 2026 MSA March Madness Invitational | |
| 4767 | Ansh Dhuri | 37.00 | 10 | B Min | BB: 34.59 (+2.41s | 6.5%) | Issaquah Swim Team | 12/06/2025 | 2025 PN Fall Divisionals, Division 2 | |
| 4768 | Nevo Tamari | 37.00 | 10 | B Min | BB: 34.59 (+2.41s | 6.5%) | Bay Club Aquatics | 02/21/2026 | 2026 SI JBST Age Group Champs Max | |
| 4769 | Milo Payne | 37.00 | 9 | B Min | BB: 34.59 (+2.41s | 6.5%) | Sonoma Sea Dragons | 01/31/2026 | 2026 Peggy Ramirez Memorial Z3 Winter Champs | |
| 4770 | Jose Ruiz Cabrera | 37.00 | 10 | B Min | BB: 34.59 (+2.41s | 6.5%) | Edina Swim Club | 07/16/2025 | 2025 MN FOXJ July Bronze Quad | |
| 4771 | Austin Headley | 37.00 | 10 | B Min | BB: 34.59 (+2.41s | 6.5%) | Sioux Falls Swim Team | 12/13/2025 | VAST Winter Invitational | |
| 4772 | Ali Daniels | 37.00 | 10 | B Min | BB: 34.59 (+2.41s | 6.5%) | Prince George\\\\\\'s Parks and Recr | 12/20/2025 | 2025 Splash And Dash | |
| 4773 | Landon Noble | 37.01 | 9 | B Min | BB: 34.59 (+2.42s | 6.5%) | Highlands Ranch Aquatics | 01/23/2026 | 2026 CO TOPS Colorado Open | |
| 4774 | William Cardoso | 37.01 | 9 | B Min | BB: 34.59 (+2.42s | 6.5%) | Crimson Aquatics | 10/17/2025 | 2025 NE CRIM OCTOBER TEAM SPECIALTY W DIST | |
| 4775 | Micah Shepherd | 37.01 | 10 | B Min | BB: 34.59 (+2.42s | 6.5%) | WeAquatics | 03/21/2026 | 2026 MAKO SPRING FLING | |
| 4776 | Christian Oh | 37.01 | 9 | B Min | BB: 34.59 (+2.42s | 6.5%) | Asphalt Green Unified Aquatics | 03/07/2026 | 2026 MR AGUA Last Chance Invitational | |
| 4777 | Louis Simmons | 37.02 | 8 | B Min | BB: 34.59 (+2.43s | 6.6%) | City of Mobile Swim Associatio | 01/16/2026 | 2026 GPAC Winter Invitational | |
| 4778 | Noah Navarrete | 37.02 | 10 | B Min | BB: 34.59 (+2.43s | 6.6%) | Unattached | 10/25/2025 | 2025 Halloween Spooktacular | |
| 4779 | Dean Chou | 37.02 | 9 | B Min | BB: 34.59 (+2.43s | 6.6%) | Capital Area Aquatics | 12/13/2025 | 2025 ST SRG HOHOHO Howorth Classic | |
| 4780 | Jeremy Lyu | 37.02 | 9 | B Min | BB: 34.59 (+2.43s | 6.6%) | Wave Aquatics | 03/28/2026 | 2026 PN Spring Showdown, Div 4 Approved | |
| 4781 | Quinn Katene | 37.02 | 10 | B Min | BB: 34.59 (+2.43s | 6.6%) | Badger Swim Club,Inc. | 11/21/2025 | 2025 MR LIAC Thanksgiving Invite | |
| 4782 | Grayson Zachar | 37.02 | 10 | B Min | BB: 34.59 (+2.43s | 6.6%) | Enfinity Aquatic Club | 11/14/2025 | 2025 EAC Friday Frenzy | |
| 4783 | Aaron Yang | 37.02 | 10 | B Min | BB: 34.59 (+2.43s | 6.6%) | Tac Titans | 01/16/2026 | 2026 Vector Security Polar Plunge Meet | |
| 4784 | Caleb Lee | 37.02 | 10 | B Min | BB: 34.59 (+2.43s | 6.6%) | Nova of Virginia | 03/21/2026 | NOVA Short Course Send Off 2026 | |
| 4785 | Jeffrey Kay | 37.02 | 10 | B Min | BB: 34.59 (+2.43s | 6.6%) | St Johns Sea Lions | 02/15/2026 | 2026 MTSL Championship | |
| 4786 | Josh Huff | 37.02 | 9 | B Min | BB: 34.59 (+2.43s | 6.6%) | Skyline Swim Club | 12/18/2025 | 2025 OA IMR II Copied | |
| 4787 | Alfonso Salinas | 37.02 | 9 | B Min | BB: 34.59 (+2.43s | 6.6%) | EL Paso Border Land Swim Team | 02/13/2026 | 2026 BD Arctic BLAST Swim Meet | |
| 4788 | Ziyi Yang | 37.02 | 9 | B Min | BB: 34.59 (+2.43s | 6.6%) | Shawmut Aquatic Club | 03/13/2026 | 2026 Shawmut NE Cup Championship | |
| 4789 | Alexander Woodard | 37.03 | 9 | B Min | BB: 34.59 (+2.44s | 6.6%) | COSA Swimming | 12/19/2025 | 2025 CO Falfins Holiday Open | |
| 4790 | Cole Cadiz | 37.03 | 10 | B Min | BB: 34.59 (+2.44s | 6.6%) | North Coast Aquatics | 12/05/2025 | SI 2025 RSD All Ages WAG Max | |
| 4791 | Isaiah Harvey | 37.03 | 9 | B Min | BB: 34.59 (+2.44s | 6.6%) | Rockville Montgomery Swim Club | 02/13/2026 | 39th Black History Swim Meet | |
| 4792 | Dallas Smith | 37.03 | 9 | B Min | BB: 34.59 (+2.44s | 6.6%) | YMCA East Hampton Hurricanes | 10/11/2025 | 2025 MR TVSC Ann Wycoff Memorial Swim Meet | |
| 4793 | Ernest Gu | 37.03 | 8 | B Min | BB: 34.59 (+2.44s | 6.6%) | Bay Club Panthers | 01/24/2026 | 2026 Zone 1 North Championships | |
| 4794 | Brecken Schaffer | 37.03 | 10 | B Min | BB: 34.59 (+2.44s | 6.6%) | Lincoln Select Swimming | 11/22/2025 | 2025 MW HLA Goggle Gobble | |
| 4795 | Titus White | 37.03 | 8 | B Min | BB: 34.59 (+2.44s | 6.6%) | Hydro Swim Club | 02/21/2026 | 2026 SLAC Last Chance To Dance Invitational | |
| 4796 | Declan DiFazio | 37.03 | 10 | B Min | BB: 34.59 (+2.44s | 6.6%) | Hydro-sonic Tiburones | 10/25/2025 | 2025 PAC 10 Under RockHopper Penguin Meet | |
| 4797 | Miles Key | 37.04 | 10 | B Min | BB: 34.59 (+2.45s | 6.6%) | Raleigh Swimming Association | 03/26/2026 | 2026 NCAC Spring Tar Heel States Copied | |
| 4798 | Remington Schwartz | 37.04 | 8 | B Min | BB: 34.59 (+2.45s | 6.6%) | Swim Florida | 02/07/2026 | 2026 GCST WINTER OPEN | |
| 4799 | Oliver Mejia | 37.05 | 8 | B Min | BB: 34.59 (+2.46s | 6.6%) | Academy Swim Club | 03/07/2026 | 2026 HI Junior Age Group SCY Championship | |
| 4800 | Jeffrey Xin | 37.05 | 8 | B Min | BB: 34.59 (+2.46s | 6.6%) | Aquazot Swim Club | 11/21/2025 | 2025 CA MVN Turkey Classic | |
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.