| Name | Koen Helmich | |
| Gender | Male | |
| Death | Y [1] | |
| Person ID | I8337 | Martherus | Ancestors of Robin Martherus |
| Last Modified | 9 Jun 2004 | |
| Father | Leendert Helmich, b. 3 Jan 1896, Rotterdam | |
| Mother | Margaretha Punselie, b. 7 Jan 1900, Rotterdam d. 6 Mar 1986, Zoeterwoude (Age 86 years) | |
| Family ID | F5263 | Group Sheet | Family Chart |
| Sources |
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