The Sts. Cyril and Methodius Bulgarian Men's High School of Thessaloniki (Bulgarian: Солунска българска мъжка гимназия „Св. св. Кирил и Методий“, Solunska balgarska mazhka gimnazia „Sv. sv. Kiril i Metodiy“) was the first Bulgarian high school in Macedonia. One of the most influential Bulgarian educational centres in Macedonia, it was founded in autumn 1880 in Ottoman Thessaloniki (today in Greece) and existed until 1913.