1980 Copa Interamericana

The 1980 Copa Interamericana was the 8th. edition of the Copa Interamericana. The final took place between Mexican club Club Universidad Nacional (mostly known for its acronym "UNAM") and Uruguayan side Club Nacional de Football and was staged over two legs.

UNAM Nacional 6 5
(on aggregate, after playoff)
First leg
UNAM Nacional 3 1
Date	March 25, 1981
Venue	Olímpico Universitario, Mexico City
Referee	Rómulo Méndez (Guatemala)
Attendance	30,000
Second leg
Nacional UNAM 3 1
Date	April 8, 1981
Venue	Estadio Centenario, Montevideo
Referee	Roberto Wright (Brazil)
Attendance	40,000
Playoff
Nacional UNAM 1 2
Date	May 13, 1981
Venue	Memorial Coliseum, Los Angeles
Referee	Roberto Wright (Brazil)
Attendance	15,000

In the first leg, hosted at Estadio Olímpico Universitario in Mexico City, UNAM beat Nacional 3–1. In the second leg at Estadio Centenario in Montevideo, Nacional was the winner by 3–1. As both teams tied on points and goal difference, a playoff was held in Los Angeles Memorial Coliseum, United States, where UNAM defeat Nacional 21 and therefore the Mexican team won their first Interamericana trophy,[1] which is regarded by the Pumas supporters (an even some former players)[2] as the most important title in the history of the club.[3]