1 Augustine 1,630× 2 Aristotle 1,546× 3 Gregory the Great 439× 4 Dionysius 202× 5 Cicero 187× 6 Jerome 178× 7 John Damascene 168× 8 Ambrose 151× 9 Isidore of Seville 120× 10 Roman Law 102× 11 Gregory of Nyssa (actually Nemesius of Ephesus) 41× 12 Macrobius 33× 13 Boethius 30× 14 Prosper of Aquitaine 19× 15 Benedict 18× 16 Basil 13× 17 Plato 12× 18 Hilary of Poiteiers 12× 19 Bernard 9× 20 Caesar 8× 21 Ptolemy 1×