John Gamble

• John Gamble (musician), musician and song collector
• John Gamble (priest), British Anglican clergyman and military chaplain
• John M. Gamble, officer in the United States Marine Corps
• John William Gamble, businessman and political figure in Upper Canada and Canada West
• John Rankin Gamble, U.S. Representative from South Dakota
• John Marshall Gamble, American painter
• John A. Gamble, Canadian politician
• John Gamble (baseball), Major League Baseball shortstop
• John Gamble (American football), American football player, powerlifter and strongman competitor
• John Gamble (record producer), American record producer