John Hanna

John Hanna is the name of the following people:

• John Hanna (politician) (1827-1882), American politician (Indiana)
• John Hanna (lawyer) (1891–1964), American legal scholar
• John Hanna (soccer player) (fl. 1899), Irish soccer player
• John Hanna (ice hockey player, 1935) (1935–2005), Canadian ice hockey player
• John Hanna (ice hockey player, 1966) (born 1966), Canadian ice hockey player
• John Hanna (ecologist) , American ecologist, founder of the "Environmental Life Force"
• John A. Hanna (1762–1805), American politician

This is a disambiguation page for differentiating between several terms identified with the same word.