+--Hendrik Böhmer  (1806-7 Feb 1886)
   +--Karel ten Böhmer  (6 Oct 1832-20 Feb 1909)
   |  +--Johanna Kuipers  (-11 Jan 1892)
+--Karel ten Böhmer  (25 Jan 1866-12 Jan 1952)
|  |  +--Andreas Derksen 
|  +--Gerharda Derksen  (20 Jun 1834-3 Feb 1922)
|     +--Hendrina van Brink 
Catharina Geurdina ten Böhmer  (7 Nov 1903-10 Aug 1990)
|  +--Willem van Santen 
+--Geurdina van Santen  (1865-22 Nov 1929)
   +--Willemina Berendina Noldussen