Jonathan Faulknor (fl. 1744 – 24 June 1795) was an officer of the Royal Navy who served during the Seven Years' War, the American War of Independence, and the French Revolutionary Wars, in a career which spanned fifty years. Promoted to flag rank after the war, he rose to be admiral of the blue before his death in 1795, during the French Revolutionary Wars, having only once hoisted his flag, during the period of the Spanish Armament in 1791.