Jonkheer Otto Theodoor Ludolph Holmberg de Beckfelt |
| Birth | 21 Oct 1869 | Den Haag |
| Death | 30 Apr 1919 | Amsterdam |
| Burial | ||
| Marriage | 18 Jun 1902 | Jakarta, West-Java, Indonesië |
| Divorced | 14 Nov 1913 | Amsterdam |
| Father | Jonkheer Nicolaas Anthony Holmberg de Beckfelt | F3612 Group Sheet | |
| Mother | Adriana Jacoba Helena Prins | F3612 Group Sheet | |
| Female Abramine Julienne van Oosterzee |
| Birth | 30 Nov 1878 | Jakarta, West-Java, Indonesië |
| Death | 21 Aug 1949 | Den Haag |
| Burial | ||
| Father | Jean Matthieu Henri van Oosterzee | F3655 Group Sheet | |
| Mother | Gustavine Abrahamine Buyn | F3655 Group Sheet | |
Jonkheer Eric Otto Holmberg de Beckfelt |
| Birth | 24 Jun 1903 | Amsterdam |
| Death | 9 Aug 1969 | Leiden |
| Burial | ||
| Spouse | Bertha Geertruida Roetman | F3650 | |
| Marriage | 8 Oct 1925 | Calcutta, West-Bengalen, India |
| Spouse | Mae Ailshare Ebby | F3656 | |
| Marriage | 23 Jan 1932 | Nuevo Laredo, Tamaulipas, Mexico |
| Spouse | Dura Abrego | F4623 | |
| Marriage | ||