Schlafes Bruder is a novel by Austrian writer Robert Schneider, first published in German in 1992. It was an international success and was adapted into a feature film and an opera, among others.

Robert Schneider is an Austrian writer, who published novels including Schlafes Bruder, texts for the theatre, and poetry. His works have been translated to many languages. Schlafes Bruder became the basis of a film, a ballet, an opera and several plays, and received international awards. Schneider withdrew from writing in 2007.