Feb 14 Saint Cyril [Constantine], Greek Byzantine Christian monk, missionary to the Slavs, scholar, linguist, and namesake of the Cyrillic alphabet, dies at about 42 (birthdate unconfirmed)27)
Aug 8 Lothair II of Lotharingia (855-869), dies at about 34
Gregory I
Gregory XIII
Julius II
Julius III
Leo X
Pius V