Branden Mattox has 2 recorded races from Smyrna, Georgia, US.
| Date | Race | Distance | Time | Overall |
|---|---|---|---|---|
| 2023-07-04 | Atlanta Journal-Constitution Peachtree Road Race AJC Peachtree Road Race 10K | 10K | 1:06:43 | 12901 |
| 2022-07-04 | Atlanta Journal-Constitution Peachtree Road Race AJC Peachtree Road Race 10K | 10K | 1:17:43 | 17406 |