Kaval Daivam is a 1969 Indian Tamil-language drama film directed by K. Vijayan and produced by S. V. Subbaiah.
The story revolves around Superintendent K. Raghavan, an honest man who treats prisoners with compassion, his wife Alamu, and a prisoner named Chamundi serving a life sentence for killing two men who had molested his teenage daughter Sivakami.
The film stars Sivakumar, Sowcar Janaki, Lakshmi, and Nagesh, with an extended cameo appearance by Sivaji Ganesan. The movie is an adaptation of the novel Kai Vilangu by Jayakanthan.
