He has/had a relationship with Maria Joanna Dewachter.
Child(ren):
FamilySearch: Family Tree
Petrus Develter
Birth Langemark, West Flanders, Belgium
Death 3 September 1749 • Langemark, West Flanders, Belgium
Spouse Maria Joanna Dewachter
Children Joanna Genoveva Theresia Develter
Lead confidence: 5
https://www.familysearch.org/tree/person/G796-8GL
gonl: GenealogieOnline
Petrus Joannes Jacobus Develter
Children Carolus Ignatius Develter
https://www.genealogieonline.nl/en/stamboom-vanduynslager/I14168.php
The data shown has no sources.