Jan Hoffer was born 9 March 1809 in Hoogkarspel, North Holland, Netherlands to Pieter Hoffer (1775-1853) and Trijntje Ruitenberg (1770-1830) and died 16 March 1870 Hoogkarspel, North Holland, Netherlands of unspecified causes. He married Maartje Braakman (1812-1903) 18 February 1838 in Hoogkarspel, North Holland, Netherlands.
Children
| Name | Birth | Death | Joined with |
| Pieter Hoffer (1838-1884) | |||
| Cecilia Hoffer (1843-1928) | |||
| Jacob Hoffer (1847-1851) | |||
| Catriena Hoffer (1849-1916) | 11 November 1849 Hoogkarspel, North Holland, Netherlands | 30 October 1916 Hoogkarspel, North Holland, Netherlands | Cornelis van 't Hof (1850-1916) |
Siblings
| Name | Birth | Death | Joined with |
| Aagje Hoffer (1804-1846) | |||
| Marijtje Hoffer (1806-1869) | 4 December 1806 Hoogkarspel, North Holland, Netherlands | 5 November 1869 Hoogkarspel, North Holland, Netherlands | Pieter de Haan (1803-1855) |
| Alida Hoffer (1806-1868) | |||
| Jan Hoffer (1809-1870) | 9 March 1809 Hoogkarspel, North Holland, Netherlands | 16 March 1870 Hoogkarspel, North Holland, Netherlands | Maartje Braakman (1812-1903) |
| Neeltje Hoffer (1813-1892) | |||
Residences
Footnotes (including sources)
| ‡ General |