The Day of the Jackal (1971) is a political thriller novel by English author Frederick Forsyth about a professional assassin who is contracted by the OAS, a French dissident paramilitary organisation, to kill Charles de Gaulle, the President of France.

Frederick McCarthy Forsyth is an English novelist and journalist. He is best known for thrillers such as The Day of the Jackal, The Odessa File, The Fourth Protocol, The Dogs of War, The Devil's Alternative, The Fist of God, Icon, The Veteran, Avenger, The Afghan, The Cobra and The Kill List. Forsyth's works frequently appear on best-sellers lists and more than a dozen of his titles have been adapted to film. By 2006, he had sold more than 70 million books in more than 30 languages.