Ranjan (born as Ramanarayana Venkataramana Sarma; 2 March 1918 – 12 September 1983) was an Indian actor, singer, journalist and writer.

He debuted in the 1941 movie Ashok Kumar, but gained fame in S. S. Vasan's 1948 magnum opus Chandralekha.

Impressed by Ranjan's performance, Kittu suggested his name to T. G. Raghavachari, who cast him in the M. K. Thyagaraja Bhagavathar-starrer Ashok Kumar, in which he played the role of Gautama Buddha.

He is best known for his roles in Hindi films like Mangala, Sindbad The Sailor, Madari, Bahut Din Huwe, Suvarn Sundari, Nishan, Magic Carpet.

He took all that in his stride and went on to create the grand Madras University centenary auditorium, the stately RBI office, Victoria Technical Institute on Anna Salai and Voluntary Health Services in Taramani.

One of his Hindi movies of 1960 was Air Mail, which had a melodious song by Manna Day: "Tum Jo Aao To Bahar Aaye".