Husband: Jan Willem Pannekoek
   Born:                  at:   
Married:                  at:   
   Died:                  at:   
 Father:
 Mother:
        Other Spouses: 
   Wife: Henritta Clowting
   Born:                  at:   
   Died:                  at:   
 Father:Henry Isaac Clowting
 Mother:Jacoba de Vries
        Other Spouses: