Marijtje Klaasd Jong was born 16 August 1767 in Lutjebroek, North Holland, Netherlands to Klaas Jong (1737-1808) and Aaltje Bommel (1740-1820) and died 14 September 1845 Grootebroek, North Holland, Netherlands of unspecified causes. She married Pieter Buijsman (1763-1836) .
Children
| Name | Birth | Death | Joined with |
| Cornelis Buijsman (1791-1855) | 26 June 1791 Grootebroek, North Holland, Netherlands | 4 August 1855 Grootebroek, North Holland, Netherlands | Digna Hoogendam (1792-1835) |
| Catharina Buijsman (1794-1847) | |||
| Gerrit Buijsman (1798-1883) | |||
| Impje Buijsman (1804-1834) | 8 March 1804 Grootebroek, North Holland, Netherlands | 28 July 1834 Bovenkarspel, North Holland, Netherlands | Freek Fit (1802-1875) |
| Bregje Buijsman (1807-1826) | |||
Siblings
| Name | Birth | Death | Joined with |
| Poulis Jong (1765-bef1773) | |||
| Marijtje Jong (1767-1845) | 16 August 1767 Lutjebroek, North Holland, Netherlands | 14 September 1845 Grootebroek, North Holland, Netherlands | Pieter Buijsman (1763-1836) |
| Geertje Jong (1772-1834) | 20 March 1772 Lutjebroek, North Holland, Netherlands | 30 July 1834 Lutjebroek, North Holland, Netherlands | Jacob Buijsman (1770-1849) |
| Paulus Jong (1773-1809) | 27 December 1773 Lutjebroek, North Holland, Netherlands | 16 December 1809 Lutjebroek, North Holland, Netherlands | Geertje Reijn (1772-1821) |
| Cornelis Jong (1777-) | |||
| Trijntje Jong (1779-1840) | |||