1977 Copa Libertadores
| Tournament details | |
|---|---|
| Dates | March 9 – September 14 | 
| Teams | 21 (from 10 confederations) | 
| Final positions | |
| Champions | Boca Juniors (1st title) | 
| Runners-up | Cruzeiro | 
| Tournament statistics | |
| Matches played | 75 | 
| Goals scored | 154 (2.05 per match) | 
| Top scorer(s) | Néstor Scotta (5) | 
← 1976  1978 →   | |
The 1977 Copa Libertadores was the 18th edition of CONMEBOL's top club tournament. The tournament was won by Boca Juniors after defeating defending champions Cruzeiro for their first Copa Libertadores title in a third decisive game. In the two-game finals, both finalists won one game each. A third match therefore had to be played, which remained goalless and Boca Juniors won 5–4 on penalties.