Jozef Kucej (born 23 March 1965 in Zvolen, Czechoslovakia) is a retired Slovak athlete who specialised in the 400 metres hurdles. He represented Czechoslovakia and later Slovakia at three consecutive Olympic Games, starting in 1988. In addition, he competed at four World Championships. His personal best in the event is 48.94 seconds (Prague 1989). This is the current Slovak records.