Cornelis Jacobsz Weel was born 26 November 1749 in Andijk, North Holland, Netherlands to Jacob Weel (1708-) and Geertje Cornelis (-) and died 17 May 1827 Onderdijk, North Holland, Netherlands of unspecified causes. He married Aafje Brandsen (c1760-) 18 January 1778 in Wervershoof, North Holland, Netherlands.
Children
| Name | Birth | Death | Joined with |
| Jantje Weel (1780-1835) | |||
| Geertje Weel (1782-bef1789) | |||
| Grietje Weel (1784-1827) | |||
| Maria Weel (1786-bef1792) | |||
| Jacob Weel (1787-1824) | |||
| Geertje Weel (1789-1814) | |||
| Aafje Weel (1791-1854) | 3 March 1791 Onderdijk, North Holland, Netherlands | 18 December 1854 Grootebroek, North Holland, Netherlands | Pieter Deen (1794-1860) |
| Marijtje Weel (1792-1839) | |||
| Dieuwertje Weel (1795-1874) | |||
| Antje Weel (1798-1871) | |||
| Claas Weel (1799-) | |||
Footnotes (including sources)
| ‡ General |
| Ω Birth |
| ₪ Wedding |
| ¶ Death |