Pieter de Wijs
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- 1 Pieter de Wijs [1]
- Jacoba Lambertina Wilhelmina Carolina von Weiler
- 2 Catharina Carolina Antoinette de Wijs [1.1] b. 29 Mar 1890 d. 1981
- Jan Willem Gunning b. 26 Jul 1885 d. 11 May 1922
- 3 Johannes Hermanus Gunning [1.1.1] b. 1914 d. 1998
- 3 Caecelia Gunning [1.1.2] b. 11 Aug 1917 d. 2 Oct 2011
- 3 Antoinetta Frederica Roberta Gunning [1.1.3]
- 3 Johannes Hermanus Gunning [1.1.1]
- 2 Catharina Carolina Antoinette de Wijs [1.1]