Lord Hailes may refer to:
David Dalrymple, Lord Hailes (1726–1792), Scottish advocate, judge and historian Patrick Buchan-Hepburn, 1st Baron Hailes (1901–1974), Scottish Conservative politician Patrick Hepburn, 1st Lord Hailes (d. 1483), Scottish Lord of Parliament Samuel Malin, Lord of Hailes (b. 1963), Canadian billionaire and noble Lord in the Baronage of Scotland