
![]() | Nicolaas Heijkoop |
| Nicolaas Heijkoop | |
| G: | 5 dec 1901 |
| Nieuwpoort,ZH,NLD | |
| O: | 26 mei 1987 |
![]() | Johanna Maria van Splunter |
| Johanna Maria van Splunter | |
| G: | 3 mei 1905 |
| Rotterdam,ZH,NLD | |
| H: | 4 jun 1924 |
| Rotterdam,ZH,NLD | |
| O: | 16 jun 1950 |
| Grave,NB,NLD | |
![]() | Janna Adriana Rietveld |
| Janna Adriana Rietveld | |
| G: | 30 apr 1880 |
| Nieuwpoort,ZH,NLD | |
| O: | 15 nov 1949 |
| Rotterdam,ZH,NLD | |
![]() | Jan Heijkoop |
| Jan Heijkoop | |
| G: | 7 dec 1878 |
| Nieuwpoort,ZH,NLD | |
| H: | 20 sep 1900 |
| Rotterdam,ZH,NLD | |
| O: | 23 dec 1954 |
| Rotterdam,ZH,NLD | |