Frederick Martin (Fred) Christian (December 18, 1883 Pitcairn Island - December 17, 1971, Pitcairn Island) was a politician from Pitcairn. The was the Chief Magistrate of Pitcairn Island on three occasions between 1921 and 1943. As is commonly the case with the small population of Pitcairn, he was closely related to several other island leaders, notably brother Edgar Allen Christian, cousins Gerard Bromley Robert Christian and Charles Richard Parkin Christian, and grandfather Thursday October Christian II.