Who Was Alive

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

Yes. Constantine the Great and Constantine II were alive at the same time for 21 years, from AD 316 to AD 337.

Constantine II was 21 when Constantine the Great died.

Constantine the Great

Constantine the Great

Roman emperor

Born c. AD 272 · died 22 May AD 337

Constantine II

Constantine II

Roman emperor

Born February AD 316 · died April AD 340, aged 24

  1. Diocletian, 240s – AD 316
  2. Constantine the Great, c. AD 272 – AD 337
  3. Saint George, AD 275 – c. AD 303
  4. Constantine II, AD 316 – AD 340
  5. Basil of Caesarea, AD 329 – AD 379
  6. Gregory of Nazianzus, c. AD 330 – c. AD 390
  7. Julian, AD 331 – AD 363

Constantine the Great and Constantine 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 Constantine II were born

Constantine the Great and Constantine II are labelled, with the contemporaries on the timeline. Each dot is a birthplace from Wikidata (7 of 7 placed); tap one to open that person.
Birthplaces as a list