Jean Guillaume Poswick
- Born on December 7, 1716
- Deceased on September 10, 1782, at the age of 65 years
Parents
- Jean Guillaume Poswick (1678 - 1762)
- Anne Catherine Basaille (1689 - 1754)
Family
- Married in 1735 in Theux, with Marie Elisabeth Chevalier (1711 - 1795), issuing
- Jean Guillaume Joseph (1736 - 1798)
- Pierre François Joseph (1757 - 1843)