USA Boys 10 & under - 50 M 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 | |
|---|---|---|---|---|---|---|---|---|---|
| 3001 | Moqi Zhu | 53.13 | 8 | B Min | BB: 49.29 (+3.84s | 7.2%) | Santa Clara Swim Club | 05/22/2026 | 2026 Zone 1 South Firecracker 400 | |
| 3002 | Parker Davis | 53.13 | 10 | B Min | BB: 49.29 (+3.84s | 7.2%) | Schertz YMCA Swim Team | 06/11/2026 | 2026 ST NIST George Block Invitational | |
| 3003 | Alton Smith | 53.13 | 7 | B Min | BB: 49.29 (+3.84s | 7.2%) | Sand Otter Swimming | 07/10/2026 | 2026 OH NW LC Regional Champs | |
| 3004 | Ellison Waterworth | 53.14 | 10 | B Min | BB: 49.29 (+3.85s | 7.2%) | Legacy Swim Club | 06/25/2026 | LC Central District Champs | |
| 3005 | Quentin Scarlett | 53.14 | 7 | B Min | BB: 49.29 (+3.85s | 7.2%) | Edina Swim Club | 05/28/2026 | 2026 MN WOLF HUFF N PUFF INVITE | |
| 3006 | Luke Odom | 53.14 | 9 | B Min | BB: 49.29 (+3.85s | 7.2%) | Mecklenburg Swim Association | 05/02/2026 | ATOM May The Force 2026 | |
| 3007 | Sebastian Morrell | 53.15 | 9 | B Min | BB: 49.29 (+3.86s | 7.3%) | Sporting Jax Aquatic Club | 07/24/2026 | 2026 Area 1 LCM Championships | |
| 3008 | Thomas Rea | 53.16 | 9 | B Min | BB: 49.29 (+3.87s | 7.3%) | Redding Swim Club | 05/22/2026 | 2026 Intermountain Classic Long Course Meet | |
| 3009 | Olavo Bruder | 53.16 | 10 | B Min | BB: 49.29 (+3.87s | 7.3%) | Tnt Swimming | 05/02/2026 | 2026 GPAC Flip Flop Invitational | |
| 3010 | Jacob Cardenas | 53.17 | 10 | B Min | BB: 49.29 (+3.88s | 7.3%) | Pacific Swim | 07/11/2025 | 2025 SI JBST All Ages NTS Meet | |
| 3011 | Ernesto Quinonez | 53.17 | 9 | B Min | BB: 49.29 (+3.88s | 7.3%) | Commonwealth Swimming | 05/01/2026 | 2026 NE CS Spring Fling | |
| 3012 | Zachary Ruiz | 53.18 | 10 | B Min | BB: 49.29 (+3.89s | 7.3%) | South Lake Aquatic Club | 06/11/2026 | 2026 RAFC Summer Solstice Invitational | |
| 3013 | Alimansur Aidyn | 53.18 | 9 | B Min | BB: 49.29 (+3.89s | 7.3%) | Bure-Aqua Academy | 04/24/2026 | 2026 CO Arena Catch Me If You Can | |
| 3014 | Youssef Aba | 53.20 | 9 | B Min | BB: 49.29 (+3.91s | 7.3%) | Front Range Barracudas | 05/23/2026 | 2026 CO CUDA Vs AQUA Dual | |
| 3015 | Jamaar Sensabaugh | 53.20 | 8 | B Min | BB: 49.29 (+3.91s | 7.3%) | Mecklenburg Swim Association | 07/24/2026 | 2026 Sailfish Summer Splash | |
| 3016 | Hayden Guthrie | 53.21 | 10 | B Min | BB: 49.29 (+3.92s | 7.4%) | Gulf Coast Swim Team | 06/19/2026 | 2026 GCST MARK MCCAW SUMMER INVITE | |
| 3017 | Rockwell Santos | 53.21 | 10 | B Min | BB: 49.29 (+3.92s | 7.4%) | Monocacy Aquatic Club | 07/24/2026 | 2026 Maryland Long Course Junior Championship | |
| 3018 | Cole Cutsinger | 53.21 | 8 | B Min | BB: 49.29 (+3.92s | 7.4%) | Opelika Swim Team | 07/12/2026 | OST July Long Course Time Trail | |
| 3019 | David Portnoy | 53.21 | 10 | B Min | BB: 49.29 (+3.92s | 7.4%) | DeAnza Cupertino Aquatics | 06/12/2026 | 2026 DACA LC CBA Meet | |
| 3020 | Matthew Dewar | 53.21 | 8 | B Min | BB: 49.29 (+3.92s | 7.4%) | Tornadoes Swim Club | 04/11/2025 | 2025 GCST Spring Invite | |
| 3021 | Brooks Fitzpatrick | 53.21 | 7 | B Min | BB: 49.29 (+3.92s | 7.4%) | Enfinity Aquatic Club | 06/25/2026 | ONSA Independence Invitational Copied | |
| 3022 | Leon Edwards | 53.22 | 9 | B Min | BB: 49.29 (+3.93s | 7.4%) | Nashville Aquatic Club | 04/18/2026 | HSA April LC Meet | |
| 3023 | Macallan Mulcahey | 53.22 | 9 | B Min | BB: 49.29 (+3.93s | 7.4%) | Tide Swimming | 06/05/2026 | 2026 TIDE Schools Out Classic | |
| 3024 | Amet Cypert | 53.22 | 7 | B Min | BB: 49.29 (+3.93s | 7.4%) | South San Francisco Aquatics | 05/29/2026 | VJO S Tuffy Williams Summer Kickoff Classic | |
| 3025 | Ethan Tan | 53.23 | 9 | B Min | BB: 49.29 (+3.94s | 7.4%) | Unattached | 06/10/2026 | Splash Into Summer | |
| 3026 | George Burkhardt | 53.23 | 8 | B Min | BB: 49.29 (+3.94s | 7.4%) | Firefish Aquatics | 06/19/2026 | 2026 Firefish June Jam | |
| 3027 | Trey Archibald | 53.24 | 8 | B Min | BB: 49.29 (+3.95s | 7.4%) | Crimson Aquatics | 06/12/2026 | 2026 NE CS Summer Solstice | |
| 3028 | Benjamin Lin | 53.24 | 7 | B Min | BB: 49.29 (+3.95s | 7.4%) | North Shore Swim Club | 07/31/2026 | 2026 NE NSSC New England Summer Championship | |
| 3029 | Connor McLemore | 53.24 | 9 | B Min | BB: 49.29 (+3.95s | 7.4%) | Sun Coast Swim Team | 05/01/2026 | 2026 WFLA SPRING OPEN | |
| 3030 | Joshua Park | 53.24 | 9 | B Min | BB: 49.29 (+3.95s | 7.4%) | Seattle Metropolitan Aquatic C | 06/06/2026 | 2026 PN VAST Summer Sprint Dist Approved | |
| 3031 | Jacob Ahnen | 53.24 | 9 | B Min | BB: 49.29 (+3.95s | 7.4%) | Denver Swim Academy | 06/05/2026 | 2026 CO NJ Summer Solstice Invite | |
| 3032 | Noah Huyen | 53.25 | 10 | B Min | BB: 49.29 (+3.96s | 7.4%) | Daly City Dolphins | 06/06/2025 | BAC C B A Meet | |
| 3033 | Luke Johnson | 53.25 | 10 | B Min | BB: 49.29 (+3.96s | 7.4%) | Parkway-Rockwood Gateway Swim | 05/29/2026 | 2026 Meet Me In St Louis Invite | |
| 3034 | Alexander Tallon | 53.25 | 10 | B Min | BB: 49.29 (+3.96s | 7.4%) | Triton Swimming of Louisville | 07/16/2026 | 2026 Kentucky Swimming LC Championship 2 Co | |
| 3035 | Leonard Jaime Martinez | 53.26 | 10 | B Min | BB: 49.29 (+3.97s | 7.5%) | Hialeah Swim Club | 05/22/2026 | 2026 Doral Swim Club LCM Spring Invite | |
| 3036 | Cooper Stevenson | 53.26 | 8 | B Min | BB: 49.29 (+3.97s | 7.5%) | High Performance Aquatic Club | 06/06/2026 | 2026 HPAC Sunshine Splash | |
| 3037 | Wade Eybs | 53.26 | 9 | B Min | BB: 49.29 (+3.97s | 7.5%) | Denver Swim Academy | 07/10/2026 | 2026 CO ACES DSA Summer Blast | |
| 3038 | Maxwell Kushner | 53.27 | 8 | B Min | BB: 49.29 (+3.98s | 7.5%) | Castle Rock Swimming | 05/15/2026 | 2026 CO NJ Ken Kelley Invite | |
| 3039 | Lucas Sussman | 53.27 | 10 | B Min | BB: 49.29 (+3.98s | 7.5%) | Cascade Swim Club | 06/06/2026 | 2026 PN CSC Swimtacular Approved | |
| 3040 | Federico Ricciardi | 53.27 | 8 | B Min | BB: 49.29 (+3.98s | 7.5%) | Amherst Tritons Swim Team | 07/31/2026 | 2026 NE NSSC New England Summer Championship | |
| 3041 | Sawyer Dougherty | 53.28 | 9 | B Min | BB: 49.29 (+3.99s | 7.5%) | Swimchester Sailfish | 06/26/2026 | 2026 Colonel Summer Classic Copied | |
| 3042 | Caleb Uscio | 53.28 | 8 | B Min | BB: 49.29 (+3.99s | 7.5%) | Marlins Of Raleigh | 06/26/2026 | 2026 MOR Long Course Qualifier | |
| 3043 | Donovan Di Loreto | 53.28 | 9 | B Min | BB: 49.29 (+3.99s | 7.5%) | Carson Tigersharks | 06/19/2026 | Reno Aquatic Club Gamble | |
| 3044 | Maverick Sharma | 53.28 | 7 | B Min | BB: 49.29 (+3.99s | 7.5%) | Kentucky Aquatics | 04/25/2026 | 2026 Triton Derby Swim Festival | |
| 3045 | Leo Gibson | 53.28 | 9 | B Min | BB: 49.29 (+3.99s | 7.5%) | Tnt Swimming | 07/11/2026 | 2026 GPAC Summer Finale | |
| 3046 | Tharit Hughes | 53.28 | 10 | B Min | BB: 49.29 (+3.99s | 7.5%) | Waterloo Swimming | 05/08/2026 | 2026 ST ASC Cinco De Mayo | |
| 3047 | Benjamin Huang | 53.29 | 10 | B Min | BB: 49.29 (+4.00s | 7.5%) | Otter Swim Club | 05/16/2026 | 2026 DACA LC CBA+ | |
| 3048 | Jacob Lomong-oy | 53.29 | 8 | B Min | BB: 49.29 (+4.00s | 7.5%) | Brownsville Aquatics | 06/13/2026 | 2026 ST CCLR Summer Beach Bash LCM | |
| 3049 | August Neff | 53.30 | 8 | B Min | BB: 49.29 (+4.01s | 7.5%) | Ensworth Aquatics | 06/18/2026 | 2026 Tennessee Aquatics June Invitational | |
| 3050 | August Venghaus | 53.31 | 10 | B Min | BB: 49.29 (+4.02s | 7.5%) | Nitro Swimming | 04/26/2025 | 2025 ST NTRO Splashing Into Long Course | |
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.