Jan Hendriks SPIJKERMAN was gedoopt on 27 nov 1774 in Joure(Friesland); stierf on 2 apr 1850inSint Nicolaasga(Friesland).
Jacobus Hendriks SPIJKERMAN was born in 1778 in Oudehaske(Friesland); was gedoopt on 30 jul 1778 in Joure(Friesland); stierf on 6 aug 1846inGaasterlân-Sleat(Friesland).