Dermot Nesbitt (born 14 August 1947) is a former Ulster Unionist Party (UUP) politician from Northern Ireland who was a Member of the Legislative Assembly (MLA) for South Down from 1998 to 2007. Nesbitt was educated at Down High School and later studied economics at Queen's University Belfast and joined the Ulster Unionist Party (UUP). He was the election agent for Brian Faulkner from 1973–77, most of this period spent as a member of the Unionist Party of Northern Ireland. Nesbitt worked as a lecturer at Queen's and by 1981 he had rejoined the UUP, being elected to Down District Council. He held this seat until 1989.