Benjamin Haughton (1855–1932) was an Irish businessman from Cork city, who was an independent member of Seanad Éireann from 1922 to 1928. He was from the Cork branch of a Quaker family whose Carlow branch included social reformer James Haughton and scientist Samuel Haughton. Benjamin was head of Haughton's timber and iron merchants in Cork and a supporter of the local YMCA.