Alexander (Sander) Janssen (1752 - 1819)
Maria Elisabeth Mertens (1757 - 1782)

Joannes Theodorus Janssen

Joannes Theodorus Janssen⁽¹⁾ was christened⁽²⁾ on 15 Jun 1781 in Heerlen, L. He died⁽³⁾ on 17 Jan 1845 in Heerlen, L. He married⁽⁴⁾ Maria Magdalena Savelsbergh on 20 Apr 1800 in Heerlen, L. Joannes was employed as landbouwer/koster.

Maria Magdalena Savelsbergh

Maria Magdalena Savelsbergh⁽¹⁾ was christened⁽²⁾ on 15 Aug 1779 in Heerlen, L. She married⁽³⁾ Joannes Theodorus Janssen on 20 Apr 1800 in Heerlen, L.