| Samuel Magowan | |
| Office1: | Member of Parliament for Iveagh |
| Term1: | 1964–1973 |
| Party: | Ulster Unionist |
| Birth Date: | 5 February 1910 |
Samuel Magowan (5 February 1910 – 1976)[1] was an Ulster Unionist member of the Parliament of Northern Ireland. He represented Iveagh from 1964 to 1973.
He was a shopkeeper and a member of Hillsborough Rural District Council from 1955 to 1964.
He served as Assistant Whip from 1966 until 1972, also holding the office of Assistant Parliamentary Secretary at the Ministry of Finance from 1966 to 1969.