Euthymius of Constantinople

Euthymius of Constantinople may refer to:


 * Euphemius of Constantinople, also called Euthymius, Ecumenical Patriarch in 490–496
 * Euthymius I of Constantinople, Ecumenical Patriarch in 907–912
 * Euthymius of Constantinople (11th century) (fl. 1050)
 * Euthymius II of Constantinople, Ecumenical Patriarch in 1410–1416