Apostle and martyr, brother of St Peter, patron of Scotland since the middle of the tenth century.
Margaret was born in 1046 and was a member of an ancient English royal family. She was a direct descendant of King Alfred and was the granddaughter of King Edmund Ironside of England through his son Edward. Patroness of Scotland, alongside St Andrew.
As a martyr of the Counter-Reformation he was beatified in 1929 and canonised in 1976. He is the only post-Reformation saint from Scotland.
Was one of the more important theologians and philosophers of the High Middle Ages. He developed a complex argument for the existence of God, and argued for the Immaculate Conception of Mary.