John Nichols (2 February 1745 – 26 November 1826) was an English printer, author and antiquary. He is remembered as an influential editor of the Gentleman's Magazine for nearly 40 years; author of a monumental county history of Leicestershire; author of two compendia of biographical material relating to his literary contemporaries; and as one of the agents behind the first complete publication of Domesday Book in 1783.