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 | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Gabriel Brown | 34.41 | 10 | AAAA Min | Unattached | 07/31/2025 | 2025 Central Zone 14 Under Championship Mee | ||
| 2 | Robert Legg | 35.42 | 10 | AAAA Min | Unattached | 08/06/2025 | 2025 Western Zone Age Group Championships | ||
| 3 | Marcus Soetanto | 35.54 | 10 | AAAA Min | Rose Bowl Aquatics | 06/12/2025 | 2025 CA SCS RAA June Age Group Championships | ||
| 4 | Kyle OuYang | 35.86 | 10 | AAAA Min | Arizona Swimming | 08/06/2025 | 2025 Western Zone Age Group Championships | ||
| 5 | Brooks Fraser | 36.00 | 10 | AAAA Min | Unattached | 08/06/2025 | 2025 Western Zone Age Group Championships | ||
| 6 | Hoshi Aono | 36.07 | 10 | AAAA Min | Aquazot Swim Club | 06/12/2025 | 2025 SCS June AG Invite @ La Mirada Armada | ||
| 7 | Atticus Hendricks-Smith | 36.16 | 10 | AAAA Min | RoadRunners of Albuquerque | 04/24/2026 | 2026 CO Arena Catch Me If You Can | ||
| 8 | Ethan Locke | 36.22 | 10 | AAAA Min | Alto Swim Club | 07/31/2025 | 2025 Long Course Far Western Championship | ||
| 9 | David Li | 36.42 | 10 | AAAA Min | Brea Aquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | ||
| 10 | Tate Robinson | 36.52 | 10 | AAAA Min | Eagle Swimming Association | 07/16/2025 | 2025 Texas Age Group Championships | ||
| 11 | Declan Wang | 36.72 | 10 | AAAA Min | Aquazot Swim Club | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | ||
| 12 | Sebastian Hunte | 36.76 | 10 | AAAA Min | Unattached | 07/31/2025 | 2025 Central Zone 14 Under Championship Mee | ||
| 13 | Rubix Szolusha | 37.03 | 10 | AAA Min | AAAA: 36.99 (+0.04s | 0.1%) | Unattached | 08/06/2025 | 2025 Western Zone Age Group Championships | |
| 14 | Andres Sierra Rivera | 37.10 | 10 | AAA Min | AAAA: 36.99 (+0.11s | 0.3%) | Pompano Beach Piranhas | 05/01/2026 | Jesse Vasallo Swimming Invitational | |
| 15 | Isen Wolfe | 37.20 | 10 | AAA Min | AAAA: 36.99 (+0.21s | 0.6%) | Saint Petersburg Aquatics | 06/19/2025 | 2025 Shark Open | |
| 16 | Axton Santiago | 37.22 | 10 | AAA Min | AAAA: 36.99 (+0.23s | 0.6%) | Pearl City Aquatics | 04/18/2026 | 44th Annual Harry Mamizuka Invitational | |
| 17 | Cameron Ehrlich | 37.36 | 10 | AAA Min | AAAA: 36.99 (+0.37s | 1.0%) | Pompano Beach Piranhas | 05/01/2026 | Jesse Vasallo Swimming Invitational | |
| 18 | Stephen Huang | 37.43 | 10 | AAA Min | AAAA: 36.99 (+0.44s | 1.2%) | DeAnza Cupertino Aquatics | 05/16/2026 | 2026 DACA LC CBA+ | |
| 19 | Michael Laurence | 37.62 | 9 | AAA Min | AAAA: 36.99 (+0.63s | 1.7%) | Gulliver Swim Club | 05/01/2026 | Jesse Vasallo Swimming Invitational | |
| 20 | Sinan Ozgur | 37.65 | 10 | AAA Min | AAAA: 36.99 (+0.66s | 1.8%) | Pleasanton Seahawks | 04/25/2026 | Brentwood Seawolves Long Course C B BB+ | |
| 21 | Zhecheng Zhu | 37.71 | 9 | AAA Min | AAAA: 36.99 (+0.72s | 1.9%) | Irvine Novaquatics | 06/12/2025 | 2025 June Age Group Invite | |
| 22 | Michael Navarro | 37.72 | 10 | AAA Min | AAAA: 36.99 (+0.73s | 1.9%) | Swim Fort Lauderdale | 05/15/2026 | 2026 Gulliver LCM Summer Classic | |
| 23 | Guanlin Chen | 37.75 | 9 | AAA Min | AAAA: 36.99 (+0.76s | 2.0%) | Brea Aquatics | 07/23/2025 | 2025 CA SCS Summer A G Champs | |
| 24 | Kennedy Whiting | 37.85 | 10 | AAA Min | AAAA: 36.99 (+0.86s | 2.3%) | Minnetonka Swim Club | 05/08/2026 | 2026 MN STRM Spring Startup | |
| 25 | Nico Bausher | 37.85 | 10 | AAA Min | AAAA: 36.99 (+0.86s | 2.3%) | Southwest Stars Swim Club | 04/11/2026 | 2026 Ron Nardozzi Pre Derby Sprint Invite C | |
| 26 | Micah Vargas | 38.07 | 10 | AAA Min | AAAA: 36.99 (+1.08s | 2.8%) | Dallas Mustangs | 07/16/2025 | 2025 Texas Age Group Championships | |
| 27 | Jayden Liu | 38.10 | 10 | AAA Min | AAAA: 36.99 (+1.11s | 2.9%) | Katy Aquatic Team For Youth | 07/16/2025 | 2025 Texas Age Group Championships | |
| 28 | Carson Swift | 38.10 | 10 | AAA Min | AAAA: 36.99 (+1.11s | 2.9%) | Nitro Swimming | 05/09/2026 | 2026 ST NTRO LC School S Out | |
| 29 | Alexander Kovnatsky | 38.15 | 10 | AAA Min | AAAA: 36.99 (+1.16s | 3.0%) | Unattached | 07/11/2025 | 2025 Age Group Championships | |
| 30 | David Goldenberg | 38.29 | 10 | AAA Min | AAAA: 36.99 (+1.30s | 3.4%) | Bellevue Club Swim Team | 07/24/2025 | 2025 PN LC 12 U Championships | |
| 31 | Sebastian Horn-Rios | 38.31 | 10 | AAA Min | AAAA: 36.99 (+1.32s | 3.4%) | T2 Aquatics | 04/17/2026 | 2026 GCST Spring Open | |
| 32 | Miguel Ramirez | 38.31 | 9 | AAA Min | AAAA: 36.99 (+1.32s | 3.4%) | Blue Wave Swimming | 05/15/2026 | 2026 SAINT PETE S 2nd LONG COURSE MEET | |
| 33 | Adam Aburas | 38.37 | 10 | AAA Min | AAAA: 36.99 (+1.38s | 3.6%) | First Colony Swim Team, Inc. | 07/16/2025 | 2025 Texas Age Group Championships | |
| 34 | Joshua Gilbert | 38.47 | 10 | AAA Min | AAAA: 36.99 (+1.48s | 3.8%) | Bolles School Sharks | 07/10/2025 | 2025 FL Summer Age Group Championships | |
| 35 | Sebastien Gallant | 38.51 | 10 | AAA Min | AAAA: 36.99 (+1.52s | 3.9%) | Team Minnesota | 07/31/2025 | 2025 Central Zone 14 Under Championship Mee | |
| 36 | Oliver Brock | 38.54 | 10 | AAA Min | AAAA: 36.99 (+1.55s | 4.0%) | Sierra Marlins Swim Team | 07/31/2025 | 2025 Long Course Far Western Championship | |
| 37 | Aaron Wang | 38.55 | 11 | AAA Min | AAAA: 36.99 (+1.56s | 4.0%) | Unattached | 06/27/2025 | Alto Summer Swelter | |
| 38 | Chase Witt | 38.56 | 10 | AAA Min | AAAA: 36.99 (+1.57s | 4.1%) | Gold\\\\\\'s Aquatics Club (Camas) | 04/25/2026 | GACC Spring Invitational | |
| 39 | Leo Madera | 38.56 | 10 | AAA Min | AAAA: 36.99 (+1.57s | 4.1%) | Gulliver Swim Club | 05/15/2026 | 2026 Gulliver LCM Summer Classic | |
| 40 | Aaron Niu | 38.62 | 9 | AAA Min | AAAA: 36.99 (+1.63s | 4.2%) | Flying Fish Swim Club | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 41 | Wu Zhou | 38.62 | 10 | AAA Min | AAAA: 36.99 (+1.63s | 4.2%) | Unattached | 07/24/2025 | 2025 CA SCS RAA Summer A G Champs | |
| 42 | Paxton Goldsborough | 38.62 | 10 | AAA Min | AAAA: 36.99 (+1.63s | 4.2%) | Academy Swim Club | 05/16/2026 | BIG ISLAND SWIMMING @ KCAC | |
| 43 | Zachary Zeng | 38.64 | 10 | AAA Min | AAAA: 36.99 (+1.65s | 4.3%) | Waterloo Swimming | 05/10/2026 | 2026 ST TXLA 10 U End Of School Splash | |
| 44 | Crosby Coleman | 38.69 | 10 | AAA Min | AAAA: 36.99 (+1.70s | 4.4%) | Rochester Swim Club | 05/02/2026 | 2026 MN RSC Pentathlon | |
| 45 | Luke Gamino | 38.74 | 9 | AAA Min | AAAA: 36.99 (+1.75s | 4.5%) | Treasure Coast Aquatics | 05/23/2025 | 2025 Dr Aspi Doctor Memorial Invitational | |
| 46 | Henson Terrill | 38.86 | 10 | AAA Min | AAAA: 36.99 (+1.87s | 4.8%) | Hydro Elite Aquatic Team | 07/16/2025 | 2025 Texas Age Group Championships | |
| 47 | Jacob Zechmeister | 38.86 | 10 | AAA Min | AAAA: 36.99 (+1.87s | 4.8%) | Minnetonka Swim Club | 05/08/2026 | 2026 MN STRM Spring Startup | |
| 48 | Leon Escarcega Hernandez | 38.90 | 10 | AAA Min | AAAA: 36.99 (+1.91s | 4.9%) | Halcones Marinos Capn | 05/01/2026 | 2026 ST AAAA 23rd Annual Cinco De Mayo | |
| 49 | Isaac Dai | 38.91 | 9 | AAA Min | AAAA: 36.99 (+1.92s | 4.9%) | Mission Viejo Nadadores | 06/12/2025 | 2025 SCS June AG Invite @ La Mirada Armada | |
| 50 | Heath Cobb | 38.93 | 9 | AAA Min | AAAA: 36.99 (+1.94s | 5.0%) | Metroplex Aquatics | 07/16/2025 | 2025 Texas Age Group Championships | |
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.