Who Was Alive

Were Diocletian and Arius alive at the same time?

Yes. Diocletian and Arius were alive at the same time, from 250s to AD 316.

Diocletian

Diocletian

Roman emperor

Born 240s · died 3 December AD 316

Arius

Arius

Roman presbyter

Born 250s · died AD 336

  1. Plotinus, AD 205 – AD 270
  2. Aurelian, AD 214 – AD 275
  3. Diocletian, 240s – AD 316
  4. Arius, 250s – AD 336
  5. Constantine the Great, c. AD 272 – AD 337
  6. Saint George, AD 275 – c. AD 303
  7. Athanasius of Alexandria, AD 296 – AD 373
  8. Julian, AD 331 – AD 363

Diocletian and Arius 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 Diocletian and Arius were born

Diocletian and Arius are labelled, with the contemporaries on the timeline. Each dot is a birthplace from Wikidata (8 of 8 placed); tap one to open that person.
Birthplaces as a list