Eusebius (AD 263 – 339; also called Eusebius of Caesarea and Eusebius Pamphili) was a Roman historian, exegete and Christian polemicist.
Eusebius (/juːˈsiːbiəs/; Greek Εὐσέβιος "pious" from eu (εὖ) "well" and sebein (σέβειν) "to respect") may also refer to:
- Eusebius of Esztergom, Hungarian priest, hermit, founder of the Order of Saint Paul the First Hermit
- Eusebius (praepositus sacri cubiculi), under Constantius II
- Eusebius (consul 347) (died c. 350), Roman consul in 347
- Eusebius (consul 359), Roman consul in 359
- Eusebius of Alexandria (6th century), Christian author
- Eusebius of Angers (died 1081), bishop of Angers
- Saint Eusebius of Cremona (died c. 423)
- Eusebius of Dorylaeum (5th century), bishop of Dorylaeum, opponent of Nestorianism and Monophysitism
- Eusebius of Emesa (300–360), bishop of Emesa
- Eusebius of Laodicea (died 268), bishop of Laodicea
- Eusebius of Myndus (4th century), Neoplatonist philosopher
- Eusebius of Nicomedia (died 341), bishop of Berytus, Nicomedia and Constantinople, leader of Arianism
- Saint Eusebius of Rome (died 357), priest and martyr
- Saint Eusebius of Samosata (died 4th-century), bishop of Samosata
- Saint Eusebius of Vercelli (283–371), bishop of Vercelli, opponent of Arianism
- Saint Eusebius (bishop of Milan) (died 462), archbishop of Milan
- Saint Eusebius the Hermit (4th century), solitary monk of Syria
- Pope Eusebius (died 310), Pope in 309 or 310
- Eusebius (sophist) (4th century), Roman sophist
- Eusebius, bishop of Paris until his death in 555
- Eusebius of Thessalonika (6th or 7th century), bishop of Thessalonika during the time of Pope Gregory the Great
- Hwaetberht (died c. 740s), Abbot of Monkwearmouth-Jarrow Priory, who wrote under the pen-name of Eusebius
- Eusebius, one of the personae of Robert Schumann
- Eusebius, pen name of Edmund Rack (1735–1787)
- Evsei Liberman (1897–1981) Soviet economist
Eusebius is also the name of:
- Jerome (347–420), Christian scholar and church father, whose full name was Eusebius Sophronius Hieronymus
- Karl Eusebius of Liechtenstein (1611–1684), the second prince of Liechtenstein
See also
- Eusebia (disambiguation)
- Eusebeia (Greek: εὐσέβεια), a Greek philosophical and Biblical concept meaning inner piety, spiritual maturity, or godliness.