+--Gerardus Mocking  (-29 Nov 1791)
+--Jacobus Mocking  (1 Aug 1756-)
|  +--Johanna Peelen  (1718-20 Nov 1785)
Gerardus Mocking  (12 Mar 1793-8 Jan 1882)
|     +--Petrus Nass 
|  +--Hendricus Nass  (-9 Jul 1816)
|  |  +--Petronella van Eck 
+--Petronella Nass  (1767-26 Jan 1845)
   |  +--Herman Pruijs 
   +--Catharina Pruijs  (-12 Oct 1815)
      +--Hansken Croes