Joannes Wilhelmus Meertens was born⁽¹⁾ on 16 Feb 1749 in Heerlerheide, Heerlen, L. He died⁽²⁾ on 20 Nov 1837 in Heerlen, L. He married⁽³⁾ Marie Cornelie Kempener on 16 Jan 1793 in Heerlen, L.
Marie Cornelie Kempener
Marie Cornelie Kempener was born⁽¹⁾ on 9 Oct 1768 in Heerlerheide, Heerlen, L. She died⁽²⁾ on 9 Nov 1831 in Heerlen, L. She married⁽³⁾ Joannes Wilhelmus Meertens on 16 Jan 1793 in Heerlen, L.