Sohaemus was a member of the Royal family of Emesa. He was the second born son and a child to Priest King Sampsiceramus II who ruled the Emesene Kingdom from 14 until 42 and Queen Iotapa. He had an elder brother called Gaius Julius Azizus, who was the first husband of the Herodian Princess Drusilla and had two sisters: Iotapa who married the Herodian Prince Aristobulus Minor and Mamaea.[3] Sohaemus was born and raised in Emesa.