Melchior was born on October 9th, 1729. Melchior's father was Martin Zorn and his mother was Ursula Blum. His paternal grandparents were Martin Zorn and Ursula Ade. He had three brothers and a sister, named Jacob, Martin, Ursula and Anna Maria. He was the second oldest of the five children. He died at 4 months old on February 26th, 1730.