Information about reign: Emperors Constantine V and Leo IV
|Country||Eastern Roman Empire (Byzantine Empire)|
|To||14 September 775|
Emperor Constantine V of the Eastern Roman Empire (718 - 775)|
Emperor Leo IV of the Eastern Roman Empire (750 - 780)
Constantine V (Greek: Κωνσταντῖνος Ε΄; denigrated by his enemies as Kopronymos or Copronymus, meaning the dung-named) was Byzantine Emperor from 741 to 775.
Constantine V ruled as sole Emperor until he crowned his son Leo IV ("the Khazar") as co-emperor in 751, when Leo was still an infant. In 775 Constantine V died, leaving Leo as sole emperor.