Raghuvaran Velayuthan Nair (11 December 1958 – 19 March 2008) was an Indian actor who predominantly acted in films made in South India. He has acted in more than 200 Tamil, Telugu, Malayalam, Kannada and Hindi films. According to the Hindustan Times, "The actor had carved a niche for himself with his special style and voice modulation."

He played the protagonist of a Tamil soap opera, Oru Manithanin Kathai, about a well-to-do man who becomes an alcoholic. He received critical acclaim for his role as Father Alphonso in the Malayalam movie Daivathinte Vikruthikal, directed by Lenin Rajendran and based on M. Mukundan's novel of the same name.

Raghuvaran's six-song music album, composed and sung by him, were officially released by actor Rajinikanth and the album was received by actress Rohini and Raghuvaran's son Rishi Varan.