Dr. Siva is a 1975 Indian Tamil-language film, directed and produced by A. C. Tirulokchandar.

The film stars Sivaji Ganesan, Manjula, V. K. Ramasamy and Major Sundarrajan.

However, trouble enters their life in form of Ammu who Siva sees as a sister with everyone else misunderstanding their relationship.

[4] Kanthan of Kalki appreciated the film for the cinematography, Tirulokchander's direction and writing, and Narayanan's dialogues.

[5] Manjula gained much notice due to appearing in glamorous, revealing clothes, contrary to the sisterly, conservative roles she played in previous films.