Mahadevan may refer to:


  • Anant Mahadevan, actor and director of Marathi and Hindi films and television serials in India
  • Iravatham Mahadevan (born 1930), Indian epigraphist, specializing on the Indus script and Early Tamil epigraphy
  • K. V. Mahadevan, south Indian music composer
  • L. Mahadevan, Indian American mathematician and scientist at Harvard University
  • Mahadevan Sathasivam (1915–1977), Sri Lankan cricketer
  • Mahesh Mahadevan, Indian film composer in the 1990s
  • Nithyasree Mahadevan, (born 1973), Carnatic musician and playback singer for film songs in many Indian languages
  • Rajan Mahadevan (born 1957), numerically gifted memorist born in Madras, India
  • Raman Mahadevan, Indian playback singer, known for his Bollywood songs
  • Shankar Mahadevan, Indian music composer and singer


  • C. I. Mahadevan 5 Adi 4 Inchu, 2004 Malayalam comedy thriller film directed by K. K. Haridas
  • Sahadevan Mahadevan, Tamil film starring Mohan released in 1988