Jennegien Keller was born 4 September 1818 in Vollenhove, Overijssel, Netherlands to Jan Kelder (c1760-1835) and Agnes Zandbergen (1785-1849) and died 6 January 1901 Ommen, Overijssel, Netherlands of unspecified causes. She married Kees Post (c1822-1869) 16 February 1844 in Vollenhove, Overijssel, Netherlands.
Children
| Name | Birth | Death | Joined with |
| Teunis Post (c1845-1936) | |||
| David Post (c1848-1878) | |||
| Abraham Post (c1850-1875) | |||
| Jan Post (c1852-1931) | |||
| Kees Post (c1855-1929) | |||
| Klaas Post (1859-1859) | |||
| Klaas Post (c1859-1871) | |||
Residences