Friday, or, The Other Island (French: Vendredi ou les Limbes du Pacifique) is a 1967 novel by French writer Michel Tournier. It retells Daniel Defoe's Robinson Crusoe. The first edition of the book was published 15 March 1967. It won that year's Grand Prix du roman de l'Académie française. In 1971, Tournier rewrote the book, adapting it for younger readers, under the title Vendredi ou la Vie sauvage.