Generatie 1

1. Eefje Jacobsdr [Eefije] [Aafje] [Aeffje] Velthoen

Jacob Corneliszn Velthoen Neeltje Jansdr .

a. Eefje Jacobsdr [Eefije] [Aafje] [Aeffje] 13 1689 Oostzaan Ariaan Janszn [Arijaen] [Ariaen] Klopper [Clopper] 24 , . 30 1664. Ariaan Janszn [Arijaen] [Ariaen] Groenland. Oostzaan (in de Grote Kerk) 24 1713.