John Dougall may refer to:

• John Dougall (actor), British actor
• John Dougall (mathematician) (1867–1960), Scottish mathematician
• John Dougall (merchant) (1808–1886), Scottish-born Canadian merchant
• John Dougall (Utah politician) (born 1966), American politician
• John Joseph Dougall (1860–1934), mayor of Christchurch, New Zealand
• John Dougall (writer) (1760–1822), miscellaneous writer