Ustaad (transl. Master) is a 1999 Indian Malayalam-language action thriller film directed by Sibi Malayil and written by Ranjith. The film was produced by Ranjith and Shaji Kailas. The plot follows Parameshwaran (Mohanlal), a soft-spoken businessman who leads a double life as an underworld don named Ustaad, he takes care of his younger sister Padmaja (Divyaa Unni), his only family. The film also features Indraja, Narendra Prasad, N. F. Varghese, Rajeev, and Vineeth.

The songs were composed by Vidyasagar and Thej Mervin, while C. Rajamani provided the background score. Ustaad was released on 26 March 1999. The film was a commercial success at the box office and ran over 100 days in theatres, becoming one of the highest-grossing Malayalam films of the year.