Tjerck married Ariaantje Decker on 8 Aug 1719 in Kingston, Ulster, New York, USA. Ariaantje (daughter of Gerret Janz Decker and Margriet Jans Decker, daughter of Gerret Janz Decker and Grietje Janse Decker) was born about 1698 in Rochester, Ulster, New York, USA; was christened on 15 May 1698 in Kingston, Ulster, New York, USA. [Group Sheet] [Family Chart]