| Dates | 25 December 1989 – 10 January 1990 |
|---|---|
| Administrator(s) | BCCI |
| Cricket format | First-class cricket |
| Tournament format(s) | Knockout |
| Champions | South Zone (10th title) |
| Participants | 5 |
| Matches played | 4 |
| Most runs | Pravin Amre (CZ) (465) |
| Most wickets | Prashant Vaidya & Narendra Hirwani (both CZ) (14 each) |
The 1989–90 Duleep Trophy was the 29th season of the Duleep Trophy, a first-class cricket tournament contested by five zonal teams of India: Central Zone, East Zone, North Zone, South Zone and West Zone.
South Zone won the title, defeating Central Zone in the final.