[Living], [Living]
| Birth Name | [Living], [Living] |
| Gender | male |
Parents
| Relation to main person | Name | Birth date | Death date | Relation within this family (if not by birth) |
|---|---|---|---|---|
| Father | Steinmann, Leo | 1907-08-11 | 1977-02-03 | |
| Mother | Ambühl, Maria Josefa | 1914-10-21 | 1997-07-15 | |
| Sister | [Living], [Living] | |||
| Brother | Steinmann, Leo | 1945-11-24 | 1945-11-25 | |
| [Living], [Living] | ||||
| Sister | [Living], [Living] | |||
| Sister | [Living], [Living] |