Athletics at the 1981 Summer Universiade – Men's 400 metres hurdles

The men's 400 metres hurdles event at the 1981 Summer Universiade was held at the Stadionul Naţional in Bucharest on 21 and 22 July 1981.

Heats
Held on 21 July

Semifinals
Held on 22 July

Final
Held on 22 July