He had a relationship with Anna Theresia Coolsens.
Child(ren):
gonl: GenealogieOnline
Martinus Maerten Rotsaert
Birth 1550
Children Martinus Rotsaert
https://www.genealogieonline.nl/en/stamboom-cammaert-buijsse/I1077393826.php
gonl: GenealogieOnline
Franciscus Martinus Maerten
Death Lombardsijde, West-Vlaanderen, Belgium
Parents Franciscus ( Maerten ) Maertens • Maria Vercruysse
Children August Frans Maerten • Joanna Clara Maerten
https://www.genealogieonline.nl/en/genealogie-mundorff/I22297.php