Johannes JANSSEN
- Father: Hubertus Matheus KNOOPS
- Mother: Petronella JANSSEN
- Birth: 4 Jan 1905, Maastricht, Limburg, Nederland
- Partnership with: Maria Catharina FREDERIX
Marriage: 15 Feb 1928, Maastricht, Limburg, Nederland
Ancestors of Johannes JANSSEN
/-Jacobus KNOOPS
/-Paulus Hubertus KNOOPS
| \-Anna Maria Catharina STIJFS
/-Hubertus Matheus KNOOPS
| \-Maria Hubertina MULKENS
Johannes JANSSEN
\-Petronella JANSSEN
Descendants of Johannes JANSSEN
1 Johannes JANSSEN =Maria Catharina FREDERIX Marriage: 15 Feb 1928, Maastricht, Limburg, Nederland