This site shows the family tree of a Dutch family Tichelaar and Tigchelaar, originating from the region Harlingen – Franeker and surroundings, in Friesland (northern part of The Netherlands). Nowadays also living far outside Friesland, also in America.

The family tree starts just before 1800, with the child of Lijsbert Jans Cuperus: Pieter Ynzes Tigchelaar. We know who the mother is, but the father remains unknown. But who was this father? Why did Lijsbert Jans give him the lastname Tigchelaar?

Click here to read more about this question.

These uncertainties is why the family tree cannot go before the years just before 1800. The forefather of this family Ti(g)chelaar is not a forefather but a foremother!