Samuel Warren may refer to:

• Sir Samuel Warren (Royal Navy officer) (1769–1839), English naval officer
• Samuel Warren (minister) (1781–1862), English Wesleyan Methodist who formed a breakaway group of "Warrenites", in later life an Anglican priest
• Samuel Warren (British lawyer) (1807–1877), barrister and author, MP for Midhurst from 1856 to 1859, son of the minister
• S. D. Warren (1818–1888), American paper magnate and father of Samuel D. Warren II
• Samuel D. Warren II (1852–1910), American attorney, co-author (with Brandeis) of the classic law review article The Right to Privacy (1890)

• Dr. Samuel Warren House, a historic house in Newton, Massachusetts