Publius Licinius Egnatius Gallienus Augustus
|Also Known As:||"Gallienus"|
|Death:||(Date and location unknown)|
Son of Valerian, Roman Emperor and Egnatia Mariniana
|Managed by:||Jason Scott Wills|
About Publius Licinius Egnatius Gallienus Augustus
Gallienus (/ˌɡæliˈiːnəs/; Latin: Publius Licinius Egnatius Gallienus Augustus; c. 218 – 268) was Roman Emperor with his father Valerian from 253 to 260 and alone from 260 to 268. He ruled during the Crisis of the Third Century that nearly caused the collapse of the empire. While he won a number of military victories, he was unable to prevent the secession of important provinces.