| Male Willem Cornelis Alexander van Beek |
| Birth | 7 Apr 1901 | Rotterdam |
| Death | 10 Oct 1981 | 's-Hertogenbosch |
| Burial | ||
| Spouse | Zelamire Caroline Martherus | F4398 | |
| Marriage | 24 Sep 1925 | Magelang, Java, DEI |
| Spouse | Johanna Jacoba Henriette DEDEREN | F4399 | |
| Marriage | 24 May 1949 | Medan |