Charles of Mount Argus   (a.k.a. Joannes)   (m)   1821-1893  
Saints
Prudens van Duyse   (middle name Joannes)   (m)   1804-1859  
Notable Writers
Joannes of Cologne   (m)   ?-1572  
Saints
Joannes van Oisterwijk   (m)   ?-1572  
Saints