John Riddle

John Riddle may refer to:

• John Riddle (baseball) (1864–1890), baseball player
• John M. Riddle (born 1937), a scholar who specializes in the history of medicine
• John Paul Riddle (1901–1989), pilot and aviation enthusiast
• John W. Riddle (1864–1941), American diplomat
• Johnny Riddle (1905–1998), baseball player