Payithiyakaran (English title: Madman?) is a 1947 Tamil-language film produced by and starring N. S. Krishnan. It was based on the play of the same name staged by Krishnan's drama troupe. It was the first film for Krishnan after his acquittal in the Lakshmikanthan murder case. M. G. Ramachandran played a supporting role in the film.