Constantius

Constantius may refer to:

Emperors and consuls of Rome

• Constantius Chlorus (c. 250 – 306), junior Emperor of Rome (Caesar) from 293 to 305 and senior Emperor (Augustus) from 305 to 306
• Constantius II (317–361), Caesar from 324 and Augustus from 337 to 361
• Constantius Gallus (c. 325 – 354), Caesar from 351 to 354 and consul from 352 to 354, grandson of Constantius Chlorus
• Constantius III, emperor of the Western Roman Empire in 421
• Constantius (consul 327), consul in 327

Religious figures

• Saints Simplicius, Constantius and Victorinus (died c. 159), Christian martyrs
• Saint Constantius of Perugia (died c. 170), one of the patron saints of Perugia, Italy
• Saint Constantius (Theban Legion) (c. 3rd century), a member of the legendary Theban Legion
• Constantius of Lyon (fl. c. 480), cleric who wrote the Vita Germani, a hagiography
• Saint Constantius of Aquino, 6th century bishop of Aquino
• Saint Constantius of Capri (died 7th or 8th century), Bishop of Capri

Other

• Constantius Africanus, (c. 1020 – 1085), translator of Greek and Islamic medical texts

See also

• Julius Constantius (after 289–337), Roman consul, son of Constantius Chlorus
• Constantine Constantius, a pseudonym of Søren Kierkegaard
• Constantine (disambiguation)