1990–91 Asia Cup
| Dates | 25 December 1990 – 4 January 1991 |
|---|---|
| Administrator(s) | Asian Cricket Council |
| Cricket format | One Day International |
| Tournament format(s) | Round-robin |
| Host(s) | India |
| Champions | India (3rd title) |
| Runners-up | Sri Lanka |
| Participants | 3 |
| Matches | 4 |
| Player of the series | Not awarded |
| Most runs | Arjuna Ranatunga (166) |
| Most wickets | Kapil Dev (9) |
The 1990–91 Asia Cup was the fourth Asia Cup tournament, and was held in India between 25 December 1990, and 4 January 1991. Three teams took part in the tournament: India, Sri Lanka and Asian leading associate member Bangladesh. Pakistan had pulled out of the tournament due to strained political relations with India.
The 1990–91 Asia Cup was a round-robin tournament where each team played the other once, and the top two teams qualifying for a place in the final. India and Sri Lanka qualified for the final in which India beat Sri Lanka by 7 wickets to win its second consecutive (and third in total) Asia Cup.