| Male Johannes Cornelis Steman |
| Birth | 29 Mar 1887 | Nieuwendam |
| Death | 1 Aug 1957 | Amsterdam |
| Burial | ||
| Marriage | 4 Sep 1913 | Buiksloot |
| Father | Cornelis Steman | F1638 Group Sheet | |
| Mother | Maria (Marie) Bosland | F1638 Group Sheet | |
| Female Margaretha Alida Steman |
| Birth | 15 Nov 1919 | Buiksloot |
| Death | ||
| Burial | ||
| Spouse | Johan Wilhelm Maurer | F4489 | |
| Marriage | 28 Aug 1951 | Amsterdam |