Married to:  Name Withheld, daughter of Anthonius Engelbertus "Antoon" Dijkgraaf and Aaltje "Aal" Pooijer. PRIVACY FILTERChildren: 1. Name Withheld PRIVACY FILTER2.  Name Withheld PRIVACY FILTER3. Name Withheld PRIVACY FILTER4. Name Withheld PRIVACY FILTER5. Name Withheld PRIVACY FILTER | |||