Yaakov-Aryeh, son of Chaya and Shmuel Heitzkopf, was born in 1925 in Warsaw, Poland. In 1926, when he was a few months old, his parents immigrated to Israel and established a bakery in Kfar Hasidim. On the evening of 8 Adar I, 18 February 1948, Yaakov-Aryeh was shot and killed. He was laid to rest in the cemetery in Kfar Hasidim.