Hizam was the son of Khuwaylid ibn Asad and Fatimah bint Za'idah. The date and place of his birth have not been found.
Hizam ibn Khuwaylid
Khuwaylid ibn Asad (c0495-0585)
Asad ibn ‘Abd-al-Uzza (c0462-?)
‘Abd al-Uzza ibn Qusai (c0428-?)
Fatimah bint Za'idah