M M Dandapani Desikar (August 27, 1908-June 26, 1972) was a Carnatic vocalist, actor and composer.
Dandapani Desikar was born in Tiruchengattangudi, near Nannilam in Madras Presidency. He got training from Manicka Desikar and Kumbakonam Rajamanickam Pillai. He was the son of Muthiah Desikar. He gave his first performance in Tirumarugal. He was a Professor and Head of the Department of Music, Annamalai University for fifteen years. He acted in Tamil films including Nandanaar which was produced by S. S. Vasan.