Nectarius
Nectarius may refer to:
- Nectarius of Auvergne (Nectaire, Nectarius of Limagne) (d. ~300 AD), martyr at Auvergne
- Nectarius of Constantinople (d. 398), Archbishop of Constantinople
- Nectarius of Jerusalem (1605–1680), Patriarch of Jerusalem
- Nectarios of Aegina (1846–1920), Metropolitan of Pentapolis, saint
- Nectarius of Autun, bishop of Autun (ca. 550 AD)
- Nectarius of Vienne, bishop of Vienne (ca. 445 AD)
- Nectarius of Digne, bishop of Digne, 5th century