Johnno is a semi-autobiographical novel written by Australian author David Malouf and was first published in 1975. It was Malouf's first novel. In 2004 it was selected by the Brisbane City Council as the joint-winner of the annual One Book One Brisbane competition to find the book that best represents Brisbane. Johnno shared the honours with another, more recent, debut novel, by . The book has been adapted for the stage. It premiered at Brisbane's La Boite Theatre in 2006 and then transferred to the Derby Playhouse.