Gezin: Marten Cornelis Koopal / Maaike Sybrens Ynema (F1087)
getr. 11 feb 1821
 | Marten Cornelis Koopal (1777-1828) 
|
| Cornelis Martens Koopal (1821- )  |
| Sybrand Martens Koopal (1824- ) |
| Sjoerd Martens Koopal (1827- ) |
| Marten Cornelis Koopal (1777-1828)
|
| Cornelis Martens Koopal (1821- ) |
| Sybrand Martens Koopal (1824- ) |
| Sjoerd Martens Koopal (1827- ) |