Raghuvaran was born as the eldest among four children in 1958 at Kollengode in Mathur, Palakkad district, Kerala. He was the grandson of Mr. N. Radha Krishna Menon and son of Chunkamannathu Velayudhan and Kasthuri. When his father moved his hotel business from Mathur to Coimbatore and family shifted to Coimbatore. He had his primary education from St. Ann's Matric. Higher Secondary School, Coimbatore. He also learned piano from Trinity College London.
He discontinued his Bachelor of Arts in History from Coimbatore (Govt. Arts College) to pursue a career in acting.He landed a minor role in the Kannada film Swapna Thingalgal. He began acting in small minor roles in Telugu and Kannada films including a two-minute scene as a rapist in Udaya.
From 1979 to 1983, he was part of an acting drama troupe in Chennai, Chennai Kings, which also included the Kannada/Tamil supporting actor, Nassar. He was spotted and cast in a small role in Ezhavathu Manithan which was his biggest role to date.
He was married to Actress Rohini in 1996 and they have a son Rishi Varan born in 1998. The couple later got separated and divorced in 2004.