Jacques Joseph François de Grez
- Born on September 4, 1713 in Brussels
- Deceased on April 6, 1769, at the age of 55 years
Parents
- Richard de Grez (1672 - 1752)
- Marie Thérèse d'Ursel (1685 - 1737)
Family
- Married on December 22, 1753, with Jeanne Catherine de Launoy (1726 - 1785), issuing
Jeanne Richarde Josèphe (1760 - 1841)- Marie Caroline Joseph (1762 - 1826)