Who Was Alive

Were Constantine the Great and Constantius II alive at the same time?

Yes. Constantine the Great and Constantius II were alive at the same time for 19 years, from AD 317 to AD 337.

Constantius II was 19 when Constantine the Great died.

Constantine the Great

Constantine the Great

Roman emperor

Born c. AD 272 · died 22 May AD 337

Constantius II

Constantius II

Roman emperor

Born 7–13 August AD 317 · died 3 November AD 361, aged 44

  1. Diocletian, 240s – AD 316
  2. Constantine the Great, c. AD 272 – AD 337
  3. Saint George, AD 275 – c. AD 303
  4. Constantius II, AD 317 – AD 361
  5. Basil of Caesarea, AD 329 – AD 379
  6. Gregory of Nazianzus, c. AD 330 – c. AD 390
  7. Julian, AD 331 – AD 363
  8. Jerome, c. AD 345 – c. AD 420
  9. John Chrysostom, c. AD 350 – AD 407
  10. Augustine of Hippo, AD 354 – AD 430

Constantine the Great and Constantius II in bold, with some of their best-known contemporaries; dashed lines mark world events. Drag across, or use the arrow keys, to see the age each reached in any year. Faded ends mark uncertain dates.

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Events both lived through

Where Constantine the Great and Constantius II were born

Constantine the Great and Constantius II are labelled, with the contemporaries on the timeline. Each dot is a birthplace from Wikidata (10 of 10 placed); tap one to open that person.
Birthplaces as a list