(1) He is married to Maria Gertrudis Kerckhoffs.
They were married in church in the year 1763 at Kerkrade (Kerkrade) (Limburg).
(2) He is married to Maria Catharina Bindels.
They were married in church in the year 1778 at Kerkrade (Kerkrade) (Limburg).
Johannes Wilhelmus Mertens | ||||||||||
(1) 1763 | ||||||||||
Maria Gertrudis Kerckhoffs | ||||||||||
(2) 1778 | ||||||||||
The data shown has no sources.