Samuel Green may refer to:

• Samuel Green (printer) (1614–1702), American printer
• Samuel Green (organ builder) (1740–1796), English organ builder
• Samuel Green (criminal) (1796–1822), American serial killer and robber
• Samuel Green (freedman) (c. 1802–1877), American freed slave, jailed in 1857 for possessing a copy of the novel Uncle Tom's Cabin
• Samuel Swett Green (1837–1918), founder of the American Library Association
• Samuel Green (Klansman) (1890–1949), Ku Klux Klan leader in the 1940s
• Samuel Green (poet) (born 1948), Poet Laureate, 2007-9, of the State of Washington
• Samuel Green (politician) South Carolina Representative and Senator
• Samuel Abbott Green (1830–1919), mayor of Boston
• Samuel Adams Green (1940–2011), art director
• Samuel Fisk Green (1822–1884), American medical missionary
• Samuel Gosnell Green (1822–1905), English Baptist minister and author
• Samuel Green (priest) (1882–1929), British Army chaplain
• Samuel L. Green Jr. (1927–2016), pastor and bishop in the Church of God in Christ
• Sam Green, documentary filmmaker
• Sam Green (councillor), an openly-gay man elected to Durham City Council in 1972
• Sam Green (born 1947), pseudonym for Juval Aviv, novelist