Family: Pieter den Duijf / Aaltje Geertruida Kool (F1623)
m. 5 Oct 1922-
Male
Pieter den Duijf
Birth 10 Dec 1897 Ouderkerk aan den IJssel 
Death 6 Feb 1969 Gouderak Burial Marriage 5 Oct 1922 Gouderak Father Arie den Duijf | F1624 Group Sheet Mother Wijntje Jansdr Halling | F1624 Group Sheet
Female
Aaltje Geertruida Kool
Birth 18 Apr 1902 Gouderak Death 11 May 2000 Burial Father Bertus Jan Janse Kool | F1625 Group Sheet Mother Jacoba van Vliet | F1625 Group Sheet
Male
+ Arie den Duyf
Birth 14 May 1927 Death 3 Mar 2006 Canada Burial Spouse Corry Potuit | F774 Marriage 31 Oct 1951