He has/had a relationship with Steveninne VanCoellie.
Child(ren):
gonl: GenealogieOnline
Jan Baptiste Deceuninck
Children Carel Deceuninck • Cecilia Deceuninck
https://www.genealogieonline.nl/en/klerken-woumen-zarren-families/I25648.php
gonl: GenealogieOnline
Joannes (Jan) de Coninck (Deceuninck)
Parents Anna (Tanneken) Vandevelde • Petrus (Pieter) de Coninck (Deceuninck)
Children Elisabeth deconinck • Joanna Deconinck • Joannes Deconinck • Judoca Deconinck • Judocus de Coninck (Deceuninck) • Petrus de Coninck (Deceuninck)
https://www.genealogieonline.nl/en/genealogie-govaert-sanders/I670963.php
gonl: GenealogieOnline
Jan Deceuninck
Birth 1768
Death 1828
Children Eugenia Deceuninck
https://www.genealogieonline.nl/en/genealogieen-vanuit-de-antwerpse-rupelstreek/I169531.php
gonl: GenealogieOnline
Jan Deceuninck
Death 1630
https://www.genealogieonline.nl/en/stamboom-spruit/I1975.php
The data shown has no sources.