Fr. Marion M. Ganey, S.J., (1904–1984) was an American Catholic priest, member of the Society of Jesus (Jesuits), and missionary to British Honduras, Central America, from 1937 to 1953, where he was instigator of the credit union and cooperatives movement. He became increasingly prominent in this movement, being invited to the Fiji Islands in 1953 and laboring to establish the movement there and throughout the South Pacific until his death in Fiji in 1984.