1-Cornelius Westervelt
  born: 04 Mar 1724, Hackensack Bergen NJ
  died: 19 Sep 1785
 +Wyntje Berritt
  born: 
  died: 02 Mar 1776
  marr: 29 Dec 1755, New Hackensack Dutchess NY
   2-Casparus Cornelius Westervelt
     born: 25 Jan 1757, New Hackensack Dutchess NY
     died: 07 May 1821
    +Deborah Fort
     born: 
     died: 
     marr: 30 Jan 1785
      3-Abraham Fort Westervelt
        born: 28 Jun 1801, Poughkeepsie NY
        died: 18 Nov 1871
       +Hannah Lawson
        born: 
        died: 
        marr: 08 Jan 1823, New Hackensack Dutchess NY
         4-John Lawson Westervelt
           born: 27 Jun 1826, New Hackensack Dutchess NY
           died: 
   2-Jacobus Westervelt
     born: 28 Mar 1761, New Hackensack Dutchess NY
     died: 12 Apr 1834, Poughkeepsie NY
    +Rebecca Dubois
     born: 20 Sep 1764, Dutchess NY
     died: 08 Aug 1840
     marr: 07 Mar 1784, New Hackensack Dutchess NY
      3-Matthew Westervelt
        born: 15 Jun 1788, Hackensack Dutchess NY
        died: 1865, Franklin County OH
      3-Peter Westervelt
        born: 18 Sep 1790, NY
        died: 1869, Westerville OH
      3-Lavina Westervelt
        born: 18 Jul 1800
        died: 16 Jan 1868
      3-William Westervelt
        born: 08 Aug 1792, Poughkeepsie NY
        died: 
      3-Jacobus Westervelt
        born: 06 Jul 1784
        died: 
      3-Cornelius Westervelt
        born: 18 May 1786
        died: 
      3-Catharine Westervelt
        born: 16 Mar 1794
        died: 
      3-Uriah Westervelt
        born: 16 Apr 1798
        died: 
      3-James Westervelt
        born: 14 Sep 1808
        died: