Richard Warner may refer to:
Richard Warner (actor) (1911–1989), English actor Richard Warner (botanist) (1711/3–1775), English scholar Richard Warner (antiquary) (1763–1857), English clergyman and antiquarian Richard Warner (Tennessee politician) (1835–1915), U.S. Representative from Tennessee Richard Everett Warner (1861–?), American businessman and politician who served as the mayor of Taunton, Massachusetts Richard Warner, American drummer and former member of the power metal band Kamelot Dick Warner (1946–2017), Irish environmentalist, writer and broadcaster