 Cornelis Willemsz. de Heer, son of Willem de Heer and Aagje Kortenbout.Born 31 Jan 1790 Zwartewaal, baptised 03 Feb 1790 Zwartewaal, died 27 Apr 1849 Oostvoorne at 05:30 hour, 59 years Married 10 Dec 1810 Oostvoorne (30 years married) to:  Magteltje Dijkgraaf, daughter of Willem Dijkgraaf and Cornelia Kool.Baptised 14 Nov 1784 Nieuwenhoorn, died 19 Jun 1841 Oostvoorne at 01:00 hour, approximately 56 years Children: 1. Willem de HeerBorn 21 Jul 1811 Oostvoorne, died 23 Jan 1832 Oostvoorne at 06:00 hour, 20 years 2. Pieter de HeerBorn 10 Nov 1813 Oostvoorne at 02:00 hour. Occupation: tuinier 3. Aagje de HeerBorn 18 Nov 1815 Oostvoorne at 08:00 hour, died 14 Nov 1847 Gouda, 31 years 4. Jan de HeerBorn 17 Sep 1820 Oostvoorne at 19:00 hour, died 25 Oct 1826 Oostvoorne at 15:00 hour, 6 years 5. Cornelia de HeerBorn 08 Dec 1824 Oostvoorne at 20:00 hour, died 21 Aug 1854 Vierpolders, 29 years | |||