John Hoover may refer to: John Hoover (artist) (1919–2011), American sculptor John Hoover (baseball) (1962–2014), American baseball pitcher J. Edgar Hoover (1895–1972), first director of the FBI, né John Edgar Hoover John H. Hoover (1887–1970), American admiral John J. Hoover (died 1880), American murderer lynched by a mob John Hoover Rothermel (1856–1922), American politician, member of the House of Representatives from Pennsylvania