400m JUN mannen, Heat:1 of 4 ; Official result
| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
| 1 | 5 | 364 | STEVENS TOM | 52.83 | RCG | Jun | 52.44 | ||
| 2 | 4 | 63 | VAN ROYEN STIJN | 53.69 | EA | Jun | 52.52 | ||
| 3 | 6 | 794 | DUQUESNE JEAN PHILIPPE | 37.59 300m | MOHA | Jun | 52.86 | ||
| 4 | 3 | 148 | DE ROECK POLLE | 53.97 | VOLH | Jun | 54.02 | ||
| 5 | 2 | 442 | ULENS THIJS | 54.10 | VAC | Jun | 54.17 |