1841 - 1917 (75 years)(Notes: You may have to scroll down or right to see chart.)
| Anna S. Koch Schreiber 1863-1933 |
| Anna S. Koch Schreiber | |
| B: | 1863 |
| Ontario | |
| D: | 1933 |
Louis Koch 1866-1924 |
| Louis Koch | |
| B: | 9 Mar 1866 |
| Ontario | |
| D: | 23 Jun 1924 |
| Conestogo, Ontario, Ca. | |
| Julius E. Koch 1903-1976 |
| Julius E. Koch | |
| B: | May 1903 |
| Conestogo, Ontario, Ca. | |
| D: | 26 Nov 1976 |
| Kitchener, Ontario, Ca. | |
| Margaret R. Koch Dahmer 1904-1998 |
| Margaret R. Koch Dahmer | |
| B: | 11 Nov 1904 |
| Conestogo, Ontario, Ca. | |
| D: | 10 Oct 1998 |
| Kitchener, Ontario, Ca. | |
| Edward Henry Koch 1907-1980 |
| Edward Henry Koch | |
| B: | Sep 1907 |
| Conestogo, Ontario, Ca. | |
| D: | 16 Nov 1980 |
| Elmira, Ontario, Ca. | |
| Otto Koch 1872-1939 |
| Otto Koch | |
| B: | 6 Apr 1872 |
| Conestogo, Ontario, Ca. | |
| D: | 13 Sep 1939 |
| Kitchener, Ontario, Ca. | |
| Rosetta Simpson Koch 1876-1923 |
| Rosetta Simpson Koch | |
| B: | 5 Jul 1876 |
| Philipsburg, Ontario, Ca. | |
| D: | 29 Jan 1923 |
| Conestogo, Ontario, Ca. | |
| Alvina Koch Miehm 1874-1939 |
| Alvina Koch Miehm | |
| B: | 13 Oct 1874 |
| Conestogo, Ontario, Ca. | |
| D: | 19 Apr 1939 |
| Kitchener, Ontario, Ca. | |
| Arnold Otto Koch 1908- |
| Arnold Otto Koch | |
| B: | 28 Sep 1908 |
| Waterloo, Ontario, Canada | |
| Theodore Koch 1881-1926 |
| Theodore Koch | |
| B: | 1881 |
| Ontario | |
| D: | 8 Nov 1926 |
| West Summerland, British Columbia | |
| Louisa Koch Bierwagen 1882- |
| Louisa Koch Bierwagen | |
| B: | 1882 |
| Katherine Scheifle Koch 1841-1917 |
| Katherine Scheifle Koch | |
| B: | 1 Jul 1841 |
| Ontario | |
| D: | 18 Apr 1917 |
| Julius Koch 1818-1895 |
| Julius Koch | |
| B: | 3 Sep 1818 |
| Germany | |
| D: | 11 Sep 1895 |
