Hans Willems FERWERDA was born on 1 apr 1770 in Menaldum(Friesland); was gedoopt on 1 apr 1770 in Dronrijp(Friesland); stierf on 19 Mei 1836inBayum(Friesland).
Pieter Willems FERWERDA was born on 30 sep 1778 in Winsum(Friesland); stierf on 13 feb 1842inWonseradeel(Friesland).