Guillaume Jean François Janssens
- Born in 1796 in Leuven
- Deceased in 1877, at the approximate age of 80 years
Family
- Married in 1842 in Leuven, with Marie Elisabeth Eulalie Staes (1824 - 1905), issuing
- Louis Marie Joseph (1849 - 1916)
Louis Marie Joseph (1849 - 1916)