Hierarch 14th century
Saint Kallistos II Patriarch of Constantinople
Also known as Callistus II
A disciple of Saint Gregory of Sinai who lived as an Athonite ascetic and later became Patriarch of Constantinople, also writing the life of his elder.
Feast Day
November 22
Their life
A disciple of Saint Gregory of Sinai who lived as an Athonite ascetic and later became Patriarch of Constantinople, also writing the life of his elder.
Notes
Distinct from Callistus I, Patriarch of Constantinople (OS-1395).
Sources: OCA Synaxarion (oca.org), Lives of the Saints