R. Purushothaman is a Nadaswaram artist. He learned nadaswaram from Nataswara Vidwan Palavakkam Mr. A.D. Mani and Palavakkam Nathaswara Widwan Mr. A.D.M. Vinayakamoorthy. He is also Astana Vidwan in the Perumudivakkam Sri Sita Devi Sametha Gotandaramaswamy Temple. He has given concerts in many temples and in various Sabhas in Tamil Nadu.