400 meter Jun Men, Heat:1 of 2 ; Official result
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 1 | 1247 | Jantjies,Nathan | VELO | Jun | 52.71 | |||
| 2 | 3 | 457 | OCTOBER, Wailon | BELL | Jun | 54.03 | |||
| 3 | 6 | 336 | FILLIES, Jessie | ITHE | Jun | 54.14 | |||
| 4 | 5 | 382 | PETERS, Keagan | SPAC | Jun | 55.94 | |||
| 5 | 4 | 333 | WOOLWARD, Daniel | ITHE | Jun | 55.94 | |||
| 6 | 7 | 337 | VAN SITTER, Dillon | ITHE | Jun | 56.15 | |||
| 2 | 247 | BOSHOFF, Mathew | STEL | Jun | DNS |