19 15, Dai Li had a son named Dai, also known as Dai Zangyi, who looked like Dai Li and had a rank. He was the chief of the Kuomintang security guard.

Dai Li has three grandchildren and two granddaughters, named Dai Yikuan, Dai, Dai Yichang and Dai respectively, and the other granddaughter named Dai Lulu died in foster care.