| Children |
| | 1. Bernardus De Coster, b. 30 Apr 1750, Buggenhout, East Flanders, Belgium , d. Yes, date unknown |
| | 2. Isabella De Coster, b. 3 Apr 1734, Buggenhout, East Flanders, Belgium , d. Yes, date unknown |
| | 3. Jan Baptiste De Coster, b. 27 Mar 1747, Buggenhout, East Flanders, Belgium , d. Yes, date unknown |
| | 4. Joanna Catharina De Coster, b. 6 Mar 1740, Buggenhout, East Flanders, Belgium , d. Yes, date unknown |
| | 5. Matthias De Coster, b. 30 Mar 1737, Buggenhout, East Flanders, Belgium , d. Yes, date unknown |
| | 6. Petrus Bernardus De Coster, b. 18 Jul 1743, Buggenhout, East Flanders, Belgium , d. Yes, date unknown |
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