Madurai Narasimha Achary Rajam or M. N. Rajam is an Indian actress, who works mainly in Tamil cinema. She made her stage acting debut at the age of seven, and movie acting debut as a child artist in 1949. At the age of 14, Rajam played the vamp role in the Tamil classic Rathak Kaneer (1954), opposite to M. R. Radha. Since then Rajam had acted with several leading actors including Sivaji Ganesan, MGR, Gemini Ganesan, M. R. Radha, S.S. Rajendran, M. N. Nambiar and N. S. Krishnan.