Which woman was the sister of XXX?
Gaius Julius Alexander Berenicianus
Gaius Julius Alexander Berenicianus (Greek: Γαίος Ιούλιος Αλέξανδρος Βερενικιανός, about 75 -- about 150) was a Cilician Prince and second-born son to King Gaius Julius Alexander and Queen Julia Iotapa of Cetis.