Medieval Theologians

Browse church historians and theologians from this period, including biographies, writings, regions, and sourced positions on Christian doctrine.

Anselm of Canterbury

11th Century / Canterbury, England

Developed the ontological argument for God's existence; wrote 'Cur Deus Homo' on the atonement.

114 positions / 7 writings

Duns Scotus

13th-14th Century / Scotland/England

Franciscan theologian; emphasized God's will and developed subtle theological distinctions.

113 positions / 6 writings

Gregory the Great

6th Century / Rome

Pope and Doctor of the Church; wrote Pastoral Care and Moralia on Job. Reformed liturgy and missions.

117 positions / 6 writings

John of Damascus

7th-8th Century / Damascus

Last of the Greek Church Fathers; defended icons and systematized Christian doctrine.

157 positions / 4 writings

Peter Abelard

12th Century / France

Scholastic philosopher and theologian; developed moral influence theory of atonement.

110 positions / 5 writings

Thomas Aquinas

13th Century / Italy

Dominican friar and Doctor of the Church; wrote Summa Theologica, synthesizing Aristotelian philosophy with Christian doctrine.

179 positions / 8 writings