Kovalan is a guard) is a 1987 Indian Tamil-language film, directed by Visu, starring Prabhu, Rekha and Madhuri.

Chakravarthi is married to a devout, pious, orthodox wife who never lets him near her due to her religious resolutions.

Chakravarthi's father-in-law understands the situation of both lookalikes and uses them to resolve the problem of the other.

The soundtrack was composed by Vijay Anand, with lyrics written by Vaali.

[2][3] The Indian Express wrote, "It is Prabhu who must be singled out for honours", also appreciating Vijay Anand's music and Balakrishnan's cinematography.