| Name | Erica Jacoba van DIJK |
| Birth | 25 Feb 1938, Heemstede, Noord-Holland, Nederland |
| Occupation | Kleuterleidster |
| Father | Antoon van DIJK (1908-1981) |
| Mother | Margareta BALDER (1914-2013) |
| 1 | Dirk Johannes GRUL |
| Birth | 1 Jun 1930, Nijmegen, Gelderland, Nederland |
| Occupation | Boordwerktuigkundige |
| Father | Jan Willem GRUL (1899-1962) |
| Mother | Catharina Magdalena STÄCKER (1899-1994) |
| Marriage | 6 Jun 1959, Bloemendaal, Noord-Holland, Nederland |
| Children | Marcus Antoon (1961-) |
| Annette Margaretha (1963-) | |
| Robert Jan Willem (1969-) |