
| Lourens Koster | |
| G: | 4 mei 1781 |
| Harlingen, Friesland | |
| Pietje Koster | |
| G: | 4 okt 1782 |
| Harlingen, Friesland | |
| Eelkje Koster | |
| G: | 28 dec 1783 |
| Harlingen, Friesland | |
| Jan Koster | |
| G: | 17 jun 1785 |
| Harlingen, Friesland | |
| Jantjen Koster | |
| G: | 16 jun 1788 |
| Harlingen, Friesland | |
| Rinske Koster | |
| G: | 17 dec 1792 |
| Harlingen, Friesland | |
| Teunis Lourens Koster | |
| G: | 1754 |
| Harlingen, Friesland | |
| H: | 1 jun 1778 |
| Harlingen, Friesland | |