 1695 - ?
 1695 - ?( = Descendancy chart to this point,
 = Descendancy chart to this point,  = Expand,
 = Expand,  = Collapse)
 = Collapse)
 Pieter Storm van 's Gravesande  b. 22 Dec 1683 d. 27 Oct 1725
  Pieter Storm van 's Gravesande  b. 22 Dec 1683 d. 27 Oct 1725 b. 7 Jul 1714 d. 12 Jul 1763
 b. 7 Jul 1714 d. 12 Jul 1763
                     Jacob van Haeften  b. 14 Oct 1709 d. 7 Mar 1772
  Jacob van Haeften  b. 14 Oct 1709 d. 7 Mar 1772 b. About 1734
 b. About 1734  
                                 b. 13 Dec 1736 d. 5 Jan 1776
 b. 13 Dec 1736 d. 5 Jan 1776
                                     Maria Barbara Krag genaamd [also] Scharken  b. 9 Jan 1740/1741 d. 2 Feb 1771
  Maria Barbara Krag genaamd [also] Scharken  b. 9 Jan 1740/1741 d. 2 Feb 1771 b. 6 Jun 1761 d. 30 Aug 1763
 b. 6 Jun 1761 d. 30 Aug 1763
                                                 b. 9 Jan 1766 d. 5 Feb 1848
 b. 9 Jan 1766 d. 5 Feb 1848
                                                 b. 23 Apr 1767 d. 4 Jul 1838
[ =>]
 b. 23 Apr 1767 d. 4 Jul 1838
[ =>]                                                 b. 4 Aug 1769 d. 30 Nov 1771
 b. 4 Aug 1769 d. 30 Nov 1771
                                                 b. 14 Oct 1770 d. 28 Jul 1771
 b. 14 Oct 1770 d. 28 Jul 1771
                                                 b. About 1738
 b. About 1738  
                                 b. About 1740
 b. About 1740  
                                 b. 03 Oct 1715 d. Dec 1796
 b. 03 Oct 1715 d. Dec 1796
                     b. 09 Sep 1716
 b. 09 Sep 1716  
                 b. 11 Sep 1717 d. 09 Jul 1743
 b. 11 Sep 1717 d. 09 Jul 1743
                 b. 12 Oct 1719
 b. 12 Oct 1719  
                     b. 1721 d. 1724
 b. 1721 d. 1724
                 b. 22 Sep 1723
 b. 22 Sep 1723