 Jan Sybold Witteveen, son of Hendrik Witteveen and Johanna Regina Maria van der Weide.Born 25 Jun 1930 Koudum, died 14 Jun 2011 Delft, age 80 years, buried Balk Married to:  Jantsje Jetske van der Zee, daughter of Tjeerd Hoyte van der Zee and Andrieske Margaretha Ypma.Born 5 Mar 1936 Irnsum, died 2 Mar 2010 Delft, age 73 years, buried Balk | |||