Mary Ann Evans, also known by her stage name Fearless Nadia, was an Australian-Indian actress and stuntwoman, who worked in Indian cinema. She is most remembered as the masked, cloaked adventurer in Hunterwali, released in 1935, which was one of the earliest female-led Indian films.

Hunterwali is a 1935 Indian Hindi-language action film by the Wadia Movietone company of Bombay, featuring Fearless Nadia as the heroine. A story of a princess who fights injustice as the masked crusader Hunterwali, the film propelled Nadia and the Wadia brothers of Wadia Movietone to fame.