1978 FIFA World Cup knockout stage

The knockout stage of 1978 FIFA World Cup was a single-elimination tournament involving the four teams that qualified from the second group stage of the tournament. There were two matches: a third place play-off contested by the group runners-up, and the final to decide the champions, contested by the group winners. The knockout stage began with the third place play-off on 24 June and ended with the final on 25 June 1978, both at the Estadio Monumental in Buenos Aires. Argentina won the tournament with a 3–1 victory over the Netherlands.

All times ART

Qualified teams
The top two placed teams from each of the two groups of the second round qualified for the knockout stage.

Third place play-off
As of the 2022 FIFA World Cup, this is the most recent time when the third place match was won by a non-European team.

