| Henriette Maud IDZERDA | |
| B: | 26 Apr 1929 | 
| Djatiroto (Pasoeroean), Java, DEI | |
| D: | 08 Mar 2010 | 
| Drachten, Friesland, The Netherlands | |
| Eduard Emil DERKSEN | |
| B: | 19 Sep 1928 | 
| Salatiga, Java, DEI | |
| M: | 9 Aug 1950 | 
| Jakarta, Java, Indonesia | |
| D: | 21 Sep 1950 | 
| Jakarta, Java, Indonesia | |
 1910-1995
| Antonetta Maria van den Bemd | |
| B: | 22 May 1910 | 
| Semarang | |
| D: | 12 Jan 1995 | 
| Bandoeng | |
 1894-1977
| Everardus Sjoerd IDZERDA | |
| B: | 23 Mar 1894 | 
| Sitobondo | |
| D: | 25 Dec 1977 | 
| Drachten | |
| Martinus Henricus Joannes van den Bemd | |
| B: | 8 Mar 1881 | 
| Tilburg | |