Jan Pieter Vonken⁽¹⁾ was born⁽²⁾ on 2 Dec 1877 in Kerkrade, L. He married⁽³⁾ Maria Theresia Wetzelaer on 2 Oct 1908 in Kerkrade, L. Jan was employed⁽⁴⁾ as metselaar.
Maria Theresia Wetzelaer
Maria Theresia Wetzelaer⁽¹⁾ was born⁽²⁾ on 30 Jan 1877 in Kerkrade, L. She died⁽³⁾ on 9 Jul 1961. She married⁽⁴⁾ Jan Pieter Vonken on 2 Oct 1908 in Kerkrade, L.