Bishop of Jerusalem in 314. Fought Arianism. Participated in and signed the documents of the Council of Nicaea, and helped formulate the Nicene Creed. When Saint Helena discovered a collection of crosses, one of which was the True Cross, Macarius suggested identifying the real one by touching them to a seriously ill woman, and seeing which one cured her. Supervised the construction of the church of the Holy Sepulcher.
335 of natural causes