Feedback
Corrections? Updates? Omissions? Let us know if you have suggestions to improve this article (requires login).
Thank you for your feedback

Our editors will review what you’ve submitted and determine whether to revise the article.

Eustathius of Thessalonica (born 12th century, Constantinople—died c. 1194, Thessalonica, Greece) was a metropolitan (archbishop) of Thessalonica (c. 1175–94), humanist scholar, author, and Greek Orthodox reformer whose chronicles, oratory, and pedagogy show him to be one of medieval Byzantium’s foremost men of learning. Before his appointment as a deacon of Constantinople’s basilica of Hagia Sophia (Holy Wisdom) and teacher of rhetoric in the Patriarchal school, Eustathius was apparently a monk in the cloister of St....