The Mahanadi is a river in eastern India.
Mahanadhi or Mahanadi may also refer to: Mahanadhi (1994 film), Indian Tamil-language film Mahanadhi (TV series), 2023 Indian Tamil-language television series Mahanadi (2013 film), Indian Kannada-language film Mahanadi Shankar, Indian actor
See also Mahanati, a 2018 Indian film by Nag Ashwin