John Frank

John Frank may refer to:

• John Frank (epidemiologist) (born 1949), Canadian epidemiologist
• John B. Frank (born 1956), managing principal of Oaktree Capital Management
• John Frank (tight end) (born 1962), American football player
• John G. Frank (1831–?), Wisconsin legislator
• John Paul Frank (1917–2002), American lawyer and scholar
• John Frank (defensive end) (born 1974), gridiron football player