+--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 
Jacobus Mocking  (17 Dec 1837-6 May 1909)
+--Hendrika van Benthem  (1790-16 Apr 1858)