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| Father | Male KOSTER, Mathias |
| Born | ||
| Christened | 24 Feb 1763 | Mersch, , Luxembourg, Luxembourg  |
| Died | Yes, date unknown | |
| Buried | ||
| Married | 24 Feb 1784 | Mersch, , Luxembourg, Luxembourg |
| Father | KOSTER, Valentinus | F21984 Group Sheet | |
| Mother | RECKINGEN, Maria Barbara | F21984 Group Sheet | |
| Mother | Female WANDERSCHEIDT, Susanna Catharina |
| Born | ||
| Christened | 22 Mar 1758 | Rollingen, , Luxembourg, Luxembourg |
| Died | Yes, date unknown | |
| Buried | ||
| Father | WANDERSCHEID, Mathias | F21982 Group Sheet | |
| Mother | KAHLÉ, Maria Catharina | F21982 Group Sheet | |
