Copa Libertadores 1973 was won by defending champions
Independiente of
Argentina
Argentina (), officially the Argentine Republic ( es, link=no, República Argentina), is a country in the southern half of South America. Argentina covers an area of , making it the second-largest country in South America after Brazil, t ...
after defeating
Colo Colo of
Chile
Chile, officially the Republic of Chile, is a country in the western part of South America. It is the southernmost country in the world, and the closest to Antarctica, occupying a long and narrow strip of land between the Andes to the eas ...
in a third decisive game. The third match which ended 2–1 in extra time was necessary after the previous two leg matches ended in draws.
Group stage
Group 1
Group 2
Group 3
Group 4
*The Venezuelan club teams
Deportivo Italia and
Deportivo Galicia
Deportivo Galicia Fútbol Club (later Galicia de Aragua) was a traditional football club from Venezuela.
Founded in Caracas, the club moved, in 2002, to Maracay, in the state of Aragua, when its name changed to Galicia de Aragua, playing the ...
did not participate in the Copa Libertadores due to internal problems with the Venezuelan footballing federation.
Group 5
Semi-Finals
*The five previous group leaders formed two new groups of three which included the 1972 Copa Libertadores defending champion Independiente.
Group A
Group B
Finals
Champion
{{Copa Libertadores Seasons
1
Copa Libertadores seasons