The 1990 Supercopa Libertadores was the third season of the Supercopa Libertadores, a club football tournament for past Copa Libertadores winners. The tournament was won by Olimpia, who beat Nacional 6–3 on aggregate in the final.
| 1990 Supercopa Libertadores João Havelange | |
|---|---|
| Tournament details | |
| Dates | 18 October 1990 – 11 January 1991 |
| Teams | 13 (from 4 confederations) |
| Final positions | |
| Champions |  Olimpia (1st title) |
| Runners-up |  Nacional |
| Tournament statistics | |
| Matches played | 24 |
| Goals scored | 61 (2.54 per match) |
| Top scorer(s) |  Raúl Vicente Amarilla(7 goals) |
← 1989 1991 → | |
Despite being a former Copa Libertadores winner, Colombian side Atlético Nacional were forced to withdraw after CONMEBOL had prohibited international matches in Colombia in 1990 following allegations that a referee was threatened by six gunmen on the occasion of a match between Atlético Nacional and Vasco da Gama during the 1990 Copa Libertadores quarter-finals.
First round
editThe matches were played from 18 October to 8 November. Teams from the same nation could not be drawn against one another. Boca Juniors, as the title holders, entered the competition at the quarter-finals.
| Team 1 | Agg. | Team 2 | 1st leg | 2nd leg |
|---|---|---|---|---|
| Peñarol
|
2–2 (4–2 p) |  Santos
|
0–0 | 2–2 |
Independiente 
|
2–3 | Nacional
|
1–1 | 1–2 |
| Cruzeiro
|
1–1 (2–4 p) | Racing
|
1–0 | 0–1 |
| Argentinos Juniors
|
4–4 (4–3 p) | Flamengo
|
3–1 | 1–3 |
| River Plate
|
3–3 (3–4 p) | Olimpia
|
3–0 | 0–3 |
| Grêmio
|
1–2 | Estudiantes
|
1–0 | 0–2 |
Quarter-finals
editThe matches were played from 14 to 21 November.
| Team 1 | Agg. | Team 2 | 1st leg | 2nd leg |
|---|---|---|---|---|
| Peñarol
|
2–1 | Boca Juniors
|
0–1 | 2–0 |
| Olimpia
|
4–1 | Racing
|
1–1 | 3–0 |
| Argentinos Juniors
|
3–4 | Nacional
|
2–1 | 1–3 |
| Estudiantes
|
Bye | |||
Semi-finals
editThe matches were played from 28 November to 10 December.
| Team 1 | Agg. | Team 2 | 1st leg | 2nd leg |
|---|---|---|---|---|
| Estudiantes
|
0–0 (3–5 p) | Nacional
|
0–0 | 0–0 |
| Peñarol
|
2–7 | Olimpia
|
2–1 | 0–6 |
Final
edit| Team 1 | Agg. | Team 2 | 1st leg | 2nd leg |
|---|---|---|---|---|
| Nacional
|
3–6 | Olimpia
|
0–3 | 3–3 |
| 1990 Supercopa Sudamericana Winners |
|---|
 Olimpia First title |