The John Fisher School is a Roman Catholic voluntary-aided boys' faith school based at Peaks Hill, Purley, Croydon, Surrey, England. The school is located in and funded by the London Borough of Sutton. It occupies the former site of the 19th-century prep school Falconbury School.The school operates as a local standard Roman Catholic Comprehensive School, educating boys mainly from around South and Central Croydon. It has a history of selection, and (as a selective entry grant-maintained school, and before that as a fee-paying boys’ grammar school) has drawn pupils from across London and South East England.