| Male Gustaaf Adriaan van HEK |
| Birth | 30 Nov 1842 | Semarang, Java, DEI |
| Death | 22 Jul 1908 | Batavia, Java, DEI |
| Burial | ||
| Marriage | ||
| Father | ||
| Mother | ||
| Male + Johannes van HEK |
| Birth | 9 Jun 1892 | Batavia |
| Death | 31 May 1926 | Batavia |
| Burial | ||
| Spouse | Helena Maria Martherus | F4570 | |
| Marriage | 23 Nov 1910 | Batavia, Java, DEI |