Eutychios
Eutychios is the name of the following people:
- Eutychios (martyr) , Christian martyr
- Eutychios of Constantinople (around 512-582), Patriarch of Constantinople
- Eutychius (Exarch) († after 751), Byzantine Exarch of Ravenna
- Eutychios of Alexandria (876 / 877–940), Patriarch of Alexandria and historian
