Jacob Willemsz Name:Jacob Willemsz Gender:male Born:Amsterdam circa 1621 Died: Father: Mother: Marriage: Johanna Cornelis (1623 - ?), Amsterdam 1642-04-19 Children: Ludewina Cleijn (1656 - ?) Jacob Kleyn (1666 - 1725) Occupation: huistimmermansgezel References Primary sources Stadsarchief Amsterdam, Amsterdam: DTB-registers (toegangsnummer 5001), 686: 175