O.A.K. Thevar's native place was Othapatti near
Usilampatti in
Madurai. His birth name was Karuppu Thevar. In his early school days, during the lunch break, he excelled in singing and singing long verses. He was interested in acting and singing more than learning education, but his father didn't like his son's interests. After completing school, Thevar's father enrolled his son in the army. Thevar sang there, cheering on fellow soldiers, OAK. He was famous throughout the South Battalion, where he worked. After completing four years of military service, the father of the deceased, who had arrived in the village, never returned to his camp. Thevar went to the drama of Shakti Drama Sabha's camp in
Trichy. In the Shakti Drama Sabha, the later screen stars were
Sivaji Ganesan,
M.N. Nambiar,
S.V. Subbaiah and many others. Poet
Pattukottai Kalyanasundaram, who played the royal roles in a poet's dream drama Became a close friend of Thevar. After he met
N.S. Krishnan, who was known for his ability to applaud the talented and give away everything at hand, was the famous editor RS.
Mani Maman Magal (1955) was produced and directed by Mani gave a role to Thevar. Through the role of Veerasamy, the film was identified with Thevar. ==Personal life==