Marianus Brockie was born at Edinburgh and was a doctor and professor of philosophy and divinity, later in life he was sent on a mission.
He was born at Edinburgh on 2 December 1687, and joined the Scottish Benedictines at Ratisbon in 1708. He was doctor and professor of philosophy and divinity, and for a period superior of the Scotch monastery at Erfurt. In 1727 he was sent on the Catholic mission to Scotland, where he remained till 1739. 
