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 | |
|---|---|---|---|---|---|---|---|---|---|
| 51 | Colton Alex | 37.35 | 10 | AAA Min | AAAA: 36.99 (+0.36s | 1.0%) | Nation\\\\\\'s Capital Swim Club | 06/05/2026 | HNVR Storm Surge 2026 | |
| 52 | Craig Thompson | 37.35 | 10 | AAA Min | AAAA: 36.99 (+0.36s | 1.0%) | San Diego Imperial All Star TM | 08/05/2026 | 2026 Western Zone Age Group Championships | |
| 53 | Elijah Braeger | 37.38 | 10 | AAA Min | AAAA: 36.99 (+0.39s | 1.0%) | Lakeside Swim Team | 07/16/2026 | 2026 Kentucky Swimming LC Championship 2 Co | |
| 54 | Thomas Sedano | 37.39 | 10 | AAA Min | AAAA: 36.99 (+0.40s | 1.1%) | Unattached | 08/05/2026 | 2026 Western Zone Age Group Championships | |
| 55 | Miguel Ramirez | 37.41 | 10 | AAA Min | AAAA: 36.99 (+0.42s | 1.1%) | Blue Wave Swimming | 07/09/2026 | 2026 FL Summer Age Group Championships | |
| 56 | Andy Tran | 37.41 | 10 | AAA Min | AAAA: 36.99 (+0.42s | 1.1%) | Seattle Metropolitan Aquatic C | 07/23/2026 | 2026 PN 12 U Long Course Championships Appro | |
| 57 | Guanlin Chen | 37.42 | 10 | AAA Min | AAAA: 36.99 (+0.43s | 1.1%) | Brea Aquatics | 07/23/2026 | 2026 CA SCS Summer A G Champs @ BREA | |
| 58 | Tanner Baker | 37.42 | 10 | AAA Min | AAAA: 36.99 (+0.43s | 1.1%) | Unattached | 07/30/2026 | 2026 CZ 14 U Championship Meet IN | |
| 59 | Chandler Lourie | 37.45 | 10 | AAA Min | AAAA: 36.99 (+0.46s | 1.2%) | Life Time Southeast | 07/17/2026 | 2026 SE Southeastern Summer LC Championships | |
| 60 | Samik Dangol | 37.48 | 10 | AAA Min | AAAA: 36.99 (+0.49s | 1.3%) | Stingrays Swim Team | 07/16/2026 | 2026 Virginia Swimming LC Age Group Champions | |
| 61 | Evan Morehouse | 37.57 | 10 | AAA Min | AAAA: 36.99 (+0.58s | 1.5%) | Brookings Swim Club | 06/06/2025 | 2025 BSC Summer Splash | |
| 62 | Walker Lewis | 37.59 | 10 | AAA Min | AAAA: 36.99 (+0.60s | 1.6%) | Excel Aquatics | 07/17/2026 | 2026 SE Southeastern Summer LC Championships | |
| 63 | Arick Eisler | 37.61 | 9 | AAA Min | AAAA: 36.99 (+0.62s | 1.6%) | Tac Titans | 07/16/2026 | 2026 NCS LC AG Championships | |
| 64 | Thomas Sayer | 37.62 | 10 | AAA Min | AAAA: 36.99 (+0.63s | 1.7%) | Team Minnesota | 08/06/2026 | 2026 CZ 14 U Championship Meet MN | |
| 65 | Koku Saddawi-Banno | 37.63 | 10 | AAA Min | AAAA: 36.99 (+0.64s | 1.7%) | Jbarracudas Swim Team | 07/23/2026 | 2026 SI LC AGE GROUP CHAMPIONSHIPS | |
| 66 | Ethan Qu | 37.64 | 10 | AAA Min | AAAA: 36.99 (+0.65s | 1.7%) | Santa Clara Swim Club | 07/30/2026 | Long Course Far Westerns | |
| 67 | Hank Li | 37.66 | 10 | AAA Min | AAAA: 36.99 (+0.67s | 1.8%) | Kentucky Aquatics | 07/16/2026 | 2026 Kentucky Swimming LC Championship 2 Co | |
| 68 | Lucas Hansmann | 37.66 | 10 | AAA Min | AAAA: 36.99 (+0.67s | 1.8%) | Unattached | 08/06/2026 | 2026 CZ 14 U Championship Meet MN | |
| 69 | Grant Haire | 37.66 | 10 | AAA Min | AAAA: 36.99 (+0.67s | 1.8%) | Unattached | 07/30/2026 | 2026 CZ 14 U Championship Meet IN | |
| 70 | Matvey Fadeev | 37.70 | 10 | AAA Min | AAAA: 36.99 (+0.71s | 1.9%) | Issaquah Swim Team | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 71 | Zhecheng Zhu | 37.71 | 10 | AAA Min | AAAA: 36.99 (+0.72s | 1.9%) | Irvine Novaquatics | 06/12/2025 | 2025 June Age Group Invite | |
| 72 | Leo Mora Carrillo | 37.73 | 10 | AAA Min | AAAA: 36.99 (+0.74s | 2.0%) | Blue Marlins Aquatic Club | 07/09/2026 | 2026 FL Summer Age Group Championships | |
| 73 | Matthew Zhao | 37.76 | 10 | AAA Min | AAAA: 36.99 (+0.77s | 2.0%) | Brea Aquatics | 06/11/2026 | ARMADA 2026 SCS June AG Invite | |
| 74 | Dylan Deahn | 37.76 | 9 | AAA Min | AAAA: 36.99 (+0.77s | 2.0%) | Csp Tideriders | 06/26/2026 | 88th CSP Summer Invitational | |
| 75 | Finley Brandt | 37.77 | 10 | AAA Min | AAAA: 36.99 (+0.78s | 2.1%) | Houston Hydra | 06/05/2026 | 2026 ST SRG Arena Surge Shark Sizzler | |
| 76 | Vivaan Lakkoju | 37.77 | 10 | AAA Min | AAAA: 36.99 (+0.78s | 2.1%) | Unattached | 08/06/2026 | 2026 CZ 14 U Championship Meet MN | |
| 77 | Elliott Ganancial | 37.77 | 10 | AAA Min | AAAA: 36.99 (+0.78s | 2.1%) | Hawaii Swimming Club | 07/16/2026 | 2026 HISI LCM Championships | |
| 78 | Preston Tran | 37.82 | 10 | AAA Min | AAAA: 36.99 (+0.83s | 2.2%) | Irvine Novaquatics | 07/16/2026 | 2026 SCS ELITE Age Group LCM Championship | |
| 79 | Aiden Suffel | 37.91 | 10 | AAA Min | AAAA: 36.99 (+0.92s | 2.4%) | Lakeshore Swim Club | 07/23/2026 | 2026 OH LC Junior Championships | |
| 80 | Hugo Linowski | 37.91 | 10 | AAA Min | AAAA: 36.99 (+0.92s | 2.4%) | Olympic Cascade Aquatics | 07/23/2026 | 2026 PN LC 12 U Championships Approved | |
| 81 | Dylan Briley | 37.92 | 10 | AAA Min | AAAA: 36.99 (+0.93s | 2.5%) | Unattached | 08/05/2026 | 2026 Western Zone Age Group Championships | |
| 82 | Reyan Dhwajad | 37.93 | 10 | AAA Min | AAAA: 36.99 (+0.94s | 2.5%) | SwimMAC Carolina | 07/16/2026 | 2026 NCS LC AG Championships | |
| 83 | Zachary Zeng | 38.01 | 10 | AAA Min | AAAA: 36.99 (+1.02s | 2.7%) | Waterloo Swimming | 06/19/2026 | 2026 ST ASC Firecracker | |
| 84 | Kai-Chen Lin | 38.06 | 9 | AAA Min | AAAA: 36.99 (+1.07s | 2.8%) | Irvine Novaquatics | 07/16/2026 | 2026 SCS ELITE Age Group LCM Championship | |
| 85 | Luke Chai | 38.07 | 10 | AAA Min | AAAA: 36.99 (+1.08s | 2.8%) | Pleasanton Seahawks | 07/30/2026 | Long Course Far Westerns | |
| 86 | Alexander Yampolsky | 38.08 | 10 | AAA Min | AAAA: 36.99 (+1.09s | 2.9%) | Unattached | 08/05/2026 | 2026 Western Zone Age Group Championships | |
| 87 | Nicholas Liu | 38.12 | 10 | AAA Min | AAAA: 36.99 (+1.13s | 3.0%) | Alto Swim Club | 07/17/2026 | 2026 Adam Szmidt Memorial PC Summer AG Champs | |
| 88 | Charlie Lockett | 38.12 | 10 | AAA Min | AAAA: 36.99 (+1.13s | 3.0%) | Nitro Swimming | 06/11/2026 | 2026 ST NIST George Block Invitational | |
| 89 | Spencer Ramsbottom | 38.16 | 9 | AAA Min | AAAA: 36.99 (+1.17s | 3.1%) | Marlins Of Raleigh | 04/25/2026 | 2026 NCAC Quad Meet | |
| 90 | Lucas Pan | 38.16 | 9 | AAA Min | AAAA: 36.99 (+1.17s | 3.1%) | Santa Clara Swim Club | 06/27/2026 | 2026 Santa Clara LC Race To Age Group Champs | |
| 91 | Griffin Ignash | 38.19 | 10 | AAA Min | AAAA: 36.99 (+1.20s | 3.1%) | Aquatic Team Of Mecklenburg | 05/15/2026 | 2026 EAC Memorial Invite | |
| 92 | Blake Bardenhagen | 38.23 | 10 | AAA Min | AAAA: 36.99 (+1.24s | 3.2%) | Island Aquatics | 07/16/2026 | 2026 HISI LCM Championships | |
| 93 | Cornelius Celestine | 38.24 | 10 | AAA Min | AAAA: 36.99 (+1.25s | 3.3%) | Houston Hydra | 06/05/2026 | 2026 ST SRG Arena Surge Shark Sizzler | |
| 94 | Hongjie Xiao | 38.26 | 9 | AAA Min | AAAA: 36.99 (+1.27s | 3.3%) | Irvine Novaquatics | 07/16/2026 | 2026 SCS ELITE Age Group LCM Championship | |
| 95 | Gavin Mahrous | 38.26 | 9 | AAA Min | AAAA: 36.99 (+1.27s | 3.3%) | Unattached | 08/06/2026 | 2026 CZ 14 U Championship Meet MN | |
| 96 | Declan Dame | 38.29 | 10 | AAA Min | AAAA: 36.99 (+1.30s | 3.4%) | SwimMAC Carolina | 07/16/2026 | 2026 NCS LC AG Championships | |
| 97 | Lucius Leven | 38.30 | 10 | AAA Min | AAAA: 36.99 (+1.31s | 3.4%) | Unattached | 06/10/2026 | Splash Into Summer | |
| 98 | Sebastian Horn-Rios | 38.31 | 10 | AAA Min | AAAA: 36.99 (+1.32s | 3.4%) | T2 Aquatics | 04/17/2026 | 2026 GCST Spring Open | |
| 99 | Mason Nguyen | 38.34 | 10 | AAA Min | AAAA: 36.99 (+1.35s | 3.5%) | Aquazot Swim Club | 07/23/2026 | 2026 CA SCS Summer A G Champs | |
| 100 | Nicholas Selvaggi | 38.35 | 10 | AAA Min | AAAA: 36.99 (+1.36s | 3.5%) | Fox Swim Club | 07/29/2026 | 2026 MD LSC LC Championship | |
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.