| 1. Koch, Wilhelm Heinrich |
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| B: |
27 Jun 1852 |
| P: |
Gasconade County, Missouri, USA |
| D: |
11 Jul 1925 |
| P: |
Gasconade County, Missouri, USA |
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| 2. Koch, Wilhelm Friedrick |
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| B: |
15 Aug 1818 |
| P: |
Principality of Lippe |
| M: |
1850 |
| P: |
Principality of Lippe |
| D: |
27 Jan 1865 |
| P: |
Gasconade County, Missouri, USA |
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1852 - 1925 (73 years)