Kambar (Kampan in casual address) (c. 1180, Tiruvaluntur, Tanjore district, India – 1250) is a medieval Tamil poet and the author of the Tamil Ramayanam Ramavatharam, popularly known as Kambaramayanam, the Tamil version of Ramayana.

Kambar also authors other literary works in Tamil such as Erezhupathu, Silaiezhupathu, Kangai Puranam and Sarasvati Anthati.