 Johannes Ketelaar, son of Dominicus Ketelaar and Grietje Kolweyer.Born 24 Nov 1873 Nijhuizem, died 28 Sep 1946 Workum, age 72 years, buried Workum Married 9 May 1903 Workum, age 29 years (married -30 years) to:  Sjoukje Vallinga, age by marriage 29 years, daughter of Robijn Vallinga and Akke de Jong.Born 10 Apr 1874 Het Heidenschap, Workum, died 10 Apr 1874 Workum, buried Workum Child: 1. Robertus "Bertus" KetelaarBorn 28 Jan 1905 It Heidenskip, died 14 Dec 1999 Workum, age 94 years, buried 18 Dec 1999 Workum | |||