Johann Ulrich was born on November 7th, 1738. Johann Ulrich's father was Jacob Zorn and his mother was Maria Ursula Herrmann. His paternal grandparents were Johannes Zorn and Susanne Kohler. He had three brothers, and also a sibling of unknown gender named Johannes, Caspar, Jacob and Zorn. He was the oldest of the five children. He died at the age of 53 on December 8th, 1791.