| Male Johan Gerrit Berkhuijsen |
| Birth | 17 Oct 1866 | Amsterdam |
| Death | 21 Jul 1933 | Utrecht |
| Burial | ||
| Marriage | 4 Jul 1895 | Sandakan, Sabah, Maleisië |
| Father | ||
| Mother | ||
| Female Kathleen Mabel Beerton (Beeston) |
| Birth | 17 Jan 1871 | Dibrugarth, Assam, India |
| Death | 1 Jan 1911 | Panang, Zuid-Sumatra, Indonesië |
| Burial | ||
| Father | ||
| Mother | ||
| Female + Muriel Catherine Violet Geertrui Berkhuijsen |
| Birth | 14 Feb 1900 | Singapore |
| Death | ||
| Burial | ||
| Spouse | Frederik Cornelis (Frits) de Ruyter de Wildt | F3782 | |
| Marriage | 6 Sep 1920 | Hilversum |