Jacobus Franciscus Vandenberg was born 6 January 1932 in Valkenswaard, North Brabant, Netherlands and died 23 July 2015 Walton-on-Thames, Surrey, England, United Kingdom of unspecified causes. He married Georgina Huckstepp (1934-2018) 1961 in Sydney, New South Wales, Australia.
Children
| Name | Birth | Death | Joined with |
| Maria T. Vandenberg (1962) | |||
| Michael Edward Vandenberg (1964) | |||
| Jacqueline Vandenberg (1965) | |||
| Isabel Vandenberg (1970) | |||
| Ian Vandenberg (1971) | |||