Three of his family members — father Ban Biao, elder brother Ban Gu, younger sister Ban Zhao — were well known historians who wrote the historical text Book of Han, which recorded the history of the Western Han Dynasty.
Tiga anggota keluarganya — ayahnya Ban Biao, kakaknya Ban Gu, adiknya Ban Zhao — merupakan para sejarawan terkenal yang menulis teks sejarah Buku Han, yang mencatat sejarah Dinasti Han Barat.