Hayavadana is a play written by Indian playwright Girish Karnad in 1971. It is based on a story from the ancient Indian text, the Kathasaritsagara, and explores themes of identity, love, and the nature of human existence. The narrative revolves around a man with a horse's head who seeks to become whole and human again. The plot centers on the relationships between Devadatta, a learned man, and Kapila, a strong and passionate friend. Their lives become complicated when they both fall in love with Padmini, leading to a series of events that challenge their identities and desires. The play combines elements of folklore and philosophy, making it a significant work in modern Indian theatre.