1809 - 1852 (43 years)
| Kooper, Maartje | |
| B: | 7 May 1839 |
| Heemskerk, Nederland | |
| D: | 30 May 1839 |
| Heemskerk, Nederland | |
| Kooper, Willem | |
| B: | 25 May 1842 |
| Heemskerk, Nederland | |
| D: | Yes, date unknown |
| Kooper, Grietje | |
| B: | 8 Jun 1844 |
| Heemskerk, Nederland | |
| D: | Yes, date unknown |
| Kooper, Marijtje | |
| B: | 25 Apr 1848 |
| Heemskerk, Nederland | |
| D: | Yes, date unknown |
| Koper, Maartje | |
| B: | 5 Oct 1848 |
| Heemskerk, Nederland | |
| D: | 8 Feb 1917 |
| Heemskerk, Nederland | |
|
| Castricum, Antje Willemsdr | |
| B: | 5 Feb 1809 |
| Castricum, Noord-Holland, Nederland | |
| D: | 4 Dec 1852 |
| Heemskerk, Noord-Holland, Nederland | |
| Koper, Cornelis Pietersz (Pieter) | |
| B: | 11 Feb 1803 |
| Heemskerk, Nederland | |
| D: | 21 Apr 1864 |
| Heemskerk, Nederland | |
