John Hoover

• John Hoover (artist), American sculptor
• John Hoover (baseball), American baseball pitcher
• J. [Edgar Hoover], first director of the FBI, né John Edgar Hoover
• John H. Hoover, American admiral
• John J. Hoover, American murderer lynched by a mob
• John Hoover Rothermel, American politician, member of the House of Representatives from Pennsylvania