| Father | Cornelis Commertsz. Doensz. Couwenhoven ( - ) |
| Mother | Grietgen Pietersdr. (1544 - ) |
| Sibling | Commertje Cornelisdr. Commerts Doens Couwenhoven (1590 - 1661) |
| Sibling | Neeltje Cornelis Commerts Doens Kouwenhoven (1595 - 1660) |
| Sibling | Leendert Cornelis Commerts Doens Kouwenhoven (1593 - ) |
| Sibling | Pieter "de oude" Kouwenhoven (1591 - 1686) |
| Sibling | Cornelis Couwenhoven (1586 - 1630) |
| Sibling | Pieter Cornelisz Kouwenhoven, de Jonge (1604 - 1686) |
| Sibling | Jannetje Cornelis Commerts Doens Kouwenhoven (1583 - 1661) |
| Sibling | Pieter Cornelisz de Oude Couwenhoven (1581 - 1640) |