Joanna Jacoba ( De Decker ) Dedecker
- 1765( = Descendancy chart to this point, = Expand, = Collapse)
- 1 Joanna Jacoba ( De Decker ) Dedecker [1] d. 4 Oct 1765
- Gerardus Joannes Beyens b. 11 Dec 1701 d. 4 Dec 1758
- 2 Joanna Maria ( Beijens ) Beyens [1.1] b. 29 Nov 1739
- 2 Anna Clara Maria Beyens [1.2] b. 1 Apr 1743 d. 8 May 1819
- Joannes Baptiste Lauwagie b. 2 Dec 1740 d. 2 Dec 1792
- 3 Henricus Josephus Louage [1.2.1] b. 10 Aug 1774 d. 10 Oct 1834
- 3 Ludovicus Joannes Lauwagie [1.2.2] b. 14 Dec 1785 d. 17 Aug 1847
- + Anna Meesschaert b. 21 Jan 1792 d. 5 Apr 1862
- + Anna Meesschaert b. 21 Jan 1792 d. 5 Apr 1862
- Joannes Baptiste Lauwagie b. 2 Dec 1740 d. 2 Dec 1792
- Gerardus Joannes Beyens b. 11 Dec 1701 d. 4 Dec 1758