Hendrik Jacob Timmerman - Pedigree | FamilyCentral
  - 23 Jan 1914
 6 Feb 1793 - 25 Oct 1868
 28 Jul 1797 - 4 Aug 1880
  - 26 Oct 1846
  - 31 Jul 1859
  - 23 Mar 1857
  - 24 May 1857
 Abt 1748 -