- Athanasius, Saint Athanasius, St. Athanasius, Athanasius the Great - (Roman Catholic Church) Greek patriarch of Alexandria who championed Christian orthodoxy against Arianism; a Church father, saint, and Doctor of the Church (293-373)
--1 is a kind of theologian, theologist, theologizer, theologiser; saint; Church Father, Father of the Church, Father; Doctor of the Church, Doctor