Jannetje married Willem Pietersz van der Knaap on 04 Dec 1779 in Schiedam, Zuid-Holland, Netherlands. Willem (son of Pieter Willemsz van der Knaap and Maria van Rhijn) was born on 14 Sep 1755 in Schiedam, Zuid-Holland, Netherlands; died on 12 Feb 1822 in Schiedam, Zuid-Holland, Netherlands. [Group Sheet] [Family Chart]

1. Pieter van der Knaap was born in 1780.
2. Daniel van der Knaap was born on 18 Feb 1782 in Schiedam, Zuid-Holland, Netherlands; died on 26 Aug 1862 in Rotterdam, Zuid-Holland, Netherlands.
3. Marietje van der Knaap was born in 1784.
4. Pieter van der Knaap was born in 1786.
5. Adriaantje van der Knaap was born in 1788; died in 1857.
6. Willem van der Knaap was born in 1790; died on 4 December 1853 in Oudshoorn.
7. Jan van der Knaap was born on 18 Nov 1792 in Schiedam, Zuid-Holland, Netherlands; died on 18 Nov 1863 in Overschie.
8. Maria van der Knaap was born in 1795.

Daniel married Jannetje Trouwborst. [Group Sheet] [Family Chart]