John Baillie
John Baillie is the name of the following people:
- John Baillie (politician) (1772–1833), British politician
- John Baillie (Railway Engineer) (1806-1859), British-Austrian railway engineer
- John Baillie (theologian) (1886–1960), Scottish theologian
- John Baillie-Hamilton, 13th Earl of Haddington (1941–2016), British peer and politician