Patriarch Euthymius

Patriarch Euthymius may refer to:


 * Patriarch Euthymius I of Constantinople (834–917)
 * Patriarch Euthymius II of Constantinople (c. 1340–1416)
 * Patriarch Evtimiy of Bulgaria (Euthymius of Tarnovo) (1325–1402)
 * Euthymius II Karmah, 17th-century Melkite Patriarch of Antioch
 * Euthymius III of Chios, 17th-century Melkite Patriarch of Antioch