Michael Mechell Jacob, known mainly as Mitch Jacob, was born on October 29, 1912, in Roanoke, Virginia, United States. Jacob’s parents, both of Syrian descent, were Najeeb Jacob, a merchant, and Rosa Joseph Jacob, a housewife. Jacob spent the first years of his childhood in Roanoke. In approximately 1932, Jacob travelled to the Northwest Territories and settled in Behchoko (formerly Fort Rae), where he worked as a bookkeeper for independent trader Jim Darwish. Jacob spent approximately four years in the Northwest Territories before moving south to Minneapolis, Minnesota, United States.
On November 29, 1940, Jacob married Louise Veronica Jacob (nee Abdo), and they had three children: Mechell Paul Jacob, Frederick Richard Jacob, and Thomas Michael Jacob. Jacob worked as a salesman for Kaufman Knitting Co. in Minneapolis from 1940 to 1988. Mitch Jacob died October 17, 1988.