| Tournament details | |
|---|---|
| Dates | February 16 – June 29 |
| Teams | 21 (from 10 associations) |
| Final positions | |
| Champions |  Independiente (6th title) |
| Runners-up |  Unión Española |
| Tournament statistics | |
| Matches played | 76 |
| Goals scored | 209 (2.75 per match) |
The Copa Libertadores 1975 was an association football competition contested between the top clubs of the CONMEBOL federation. Defending champions Independiente won the competition defeating Unión Española 2–0 in a play off after the original two legs finished 2–2 on points. This was Independiente's sixth Copa Libertadores title in a row.