Constantine I
Also known as: Constantine The Great
274 – 337
Greek

Emperor. He made Christianity the official religion of the Roman Empire.

Contemporaries
233–304Porphyry
215–276Manichaeus
240–320Lactantius
332–363Julian
291–371St. Hilarion
c. 275–303St. George
304–384St. Damasus I
315–386St. Cyril of Jerusalem
?–307St. Catherine
329–379St. Basil
296–373St. Athanasius
250–336Arius