Kaivantha Kalai is a 2006 Tamil-language comedy drama film written and directed by Pandiarajan. The film stars his son Prithvirajan, whereas Sruthi, Manivannan, and the director himself play other important roles. The film released on 15 June 2006 to positive reviews.

Plot

Kannan (Prithvirajan) is in league with his father (Manivannan) in duping the people in his village. He comes across Kausalya (Sruthi), a timid, schoolgoing Brahmin girl and falls for her immediately. From his grandfather, he learns that Kausalya's mom is his father's sister and becomes even more determined to wed her. Kausalya begins to like him too but asks him to mend his ways before they can get married.