He is married to Jantje Berents.
Their notice of marriage was on November 10, 1764 in Groningen.Source 2
They got married on December 4, 1764 at Groningen.Source 3Child(ren):
ouders Johannes Christiaan Hartman en Geertruij Wageveld (bron doop)
Johannes Christiaan Hartman | ||||||||||||||||||||||||||||||||||
1764 | ||||||||||||||||||||||||||||||||||
Jantje Berents | ||||||||||||||||||||||||||||||||||
ouders Johannes Christiaan Hartman en Geertruij Wageveld
Johannes Christiaan Hartman van Amsterdam en Jantje Berents van Delfzijl