|Siblings||Jemuel, Jamin, Ohad, Jakin, Zohar, Shaul|
Zerah ♂, father of the Zerahites.
Zerah is only listed as the father of one of the Simeonite clans, the Zerahites. There is no mention of him in the other list of Simeon's family. So it's possible, that Zerah is in reality on of his brother (Zohar?).