Jan Pietersz Commandeur was born 21 January 1712 in Opmeer, North Holland, Netherlands to Pieter Reijers Commandeur (c1660-1717) and Neeltje Claassen (c1780-1743) and died 1782 Wognum, North Holland, Netherlands of unspecified causes. He married Maartje de Wit (c1721-1785) 8 October 1741 .
Children
| Name | Birth | Death | Joined with |
| Pieter Commandeur (1750-1820) | 21 April 1750 Wognum | 18 April 1820 Wognum | Grietje Langedijk (1746-1824) |
| Neeltje Commandeur (1755-?) | |||
| Thomas Commandeur (1757-?) | |||
Footnotes (including sources)
| ‡ General |