Julius Constantius (293–337)
Born 293 CE, died 337 CE.
Flavius Julius Constantius (died 337 AD) was a member of the Constantinian dynasty, being a son of Emperor Constantius Chlorus and his wife Flavia Maximiana Theodora, a younger half-brother of Emperor Constantine the Great and the father of Emperor Julian.
Text from the Wikipedia article Julius_Constantius, licensed CC BY-SA 4.0.