| Male Idzert Jacobus JOHAN |
| Birth | 26 Mar 1872 | Modjokerto, Java, DEI |
| Death | 30 Sep 1933 | Soerabaya, Java, DEI |
| Burial | ||
| Marriage | Abt 1923 | |
| Other Spouse | Javanese woman | F6294 | |
| Marriage | Abt 1900 | |
| Other Spouse | Margaretha Clara Fifina Doderlein de Win | F6296 | |
| Marriage | 24 Mar 1906 | Modjokerto, Java, DEI |
| Father | Hendrik Johan | F5510 Group Sheet | |
| Mother | Theodora Wilhelmina POLAND | F5510 Group Sheet | |