Clement of Ohrid
a medieval Bulgarian saint, scholar, writer and enlightener of the Slavs.
He was the most prominent disciple of Saints Cyril and Methodius and is often associated with the creation of the Glagolitic and Cyrillic scripts, especially their popularisation among Christianised Slavs. He was the founder of the Ohrid Literary School and is regarded as a patron of education and language by some Slavic nations. He is regarded to be the first bishop of the Bulgarian Orthodox Church, one of the seven Apostles of the Bulgarian Empire , the patron saint of the Republic of Macedonia, the city of Ohrid and the Macedonian Orthodox Church