Euthymius (disambiguation)
- Euphemius of Constantinople
- Euthymios Agritellis
- Euthymios Malakes
- Euthymios Saifi
- Euthymios Tornikios
- Euthymios Zigabenos
- Euthymius I of Constantinople
- Euthymius II Karmah
- Euthymius II of Constantinople
- Euthymius II of Novgorod
- Euthymius III of Chios
- Euthymius Moiseyev
- Euthymius V of Antioch
- Euthymius of Constantinople (11th century)
- Euthymius of Dečani
- Euthymius of Perugia
- Euthymius of Sardis
- Euthymius of Tarnovo
- Euthymius the Athonite
- Euthymius the Great
- Euthymius the Younger
- List of bishops and archbishops of Novgorod