Historical Events in 306 AD
- Jul 25 Constantine I is proclaimed Roman Emperor by his troops
- Oct 28 Maxentius proclaimed Emperor of Rome
- Nov 30 St Marcellus I begins his reign as Catholic Pope
Famous People Who Died in 306 AD
- Jul 25 Constantius Chlorus, Roman Emperor, dies at 56
- Jul 25 Gaius Flavius V Constantius, under-emperor of Rome 297-306, dies