| Father | Wilhelm Heinrich Conrad Koch, b. 9 Apr 1800, Alhausen, Kreis Höxter, Nordrhein-Westfalen, Germany  d. 1881, Fond du Lac County, Wisconsin, USA (Age 80 years) | |
| Mother | Francisca Therese Krawinkel, b. 7 Aug 1824 d. 1894 (Age 69 years) | |
| Notes | At least one living or private individual is linked to this note - Details withheld. |
