Nirmala Chennappa or Nirmala Sathya is an Indian film director, producer and actress in the Kannada film industry best known for her role in Thallana (2013) for which she won the Karnataka State Film Award for Best Actress. She participated as a contestant in Bigg Boss Kannada season 8.

Nirmala Chennappa has been part of the film Thallana and many soaps/serials in Kannada. Nirmala was one of the contestants in the Bigg Boss Kannada (season 8) and got evicted on the 14th day of the show.