Gregory the Theologian
Hierarch
Commemorated January 19 · January 25 · January 30
Our father among the saints Gregory the Theologian , also known as Gregory of Nazianzus (though that name more appropriately refers to his father) and Gregory the Younger , was a great father and teacher of the Church. His feast day is celebrated on January 25 and that of the translation of his relics on January 19 . With Sts. Basil the Great and John Chrysostom , he is numbered among the Three Holy Hierarchs , whose feast day is celebrated on January 30 . St. Gregory is also known as one of the Cappadocian Fathers .
Source: OrthodoxWiki