Descendants (female lines only): Johanna Catharina Derks
Generation 1
1 Johanna Catharina Derks, * 1897 Gennep, , Limburg, Nederland, ∞ 1920 Gennep, , Limburg, Nederland Franciscus Lamers, * 1895 Gennep, , Limburg, Nederland, † 1951 Gennep, , Limburg, Nederland.