Family with parents
father Parents (unknown)	PieterKuiper –
mother Parents (unknown)	WijntjeBoon –
himself Family Jantje NansKok Wijntje CornelisKuiper Antje CornelisKuiper NanKuiper JantjeKuiper MaartjeKuiper	Cornelis PieterszKuiper 1789–1828
younger brother Family (none)	Jan PieterszKuiper