| Clark Ralph Hagenbuch | 3 Jul 1916 | 1959 |
| Claud Clarissa (Gwynn) Hagenbuch | 21 Oct 1874 | 1 Mar 1967 |
| Clayton Reuben Hagenbuch | 19 Jan 1893 | 26 Mar 1970 |
| Cleota Maud (Marr) Hagenbuch | 17 Feb 1914 | 2000 |
| Clifford Hagenbuch | 20 Feb 1925 | 9 Mar 1925 |
| Clifton LaRue Hagenbuch | 24 Oct 1898 | 25 Aug 1952 |
| Clinton A. Hagenbuch | 1899 | 1989 |
| Clinton "Boop" John Hagenbuch | 20 Feb 1922 | 10 Sep 1998 |
| Clyde Watson Hagenbuch | 20 Jan 1920 | 24 Feb 2012 |
| Cora A. Hagenbuch | 11 Jan 1807 | 10 Oct 1854 |
| Cora A. (Schafer) Hagenbuch | 11 Jan 1867 | 10 Oct 1914 |
| Cora Ella (Hagenbuch) Holmes | 15 Jul 1866 | 28 Jun 1928 |
| Cora Ella (Hagenbuch) Sneddon | 18 Dec 1884 | 1957 |
| Cora Grace Hagenbuch | | |
| Cora "Corkie" L. (Yoxthimer) Hagenbuch | 5 Feb 1947 | 5 May 2022 |
| Cora Louise (Bartlett) Hagenbuch | 6 Sep 1889 | 20 Dec 1963 |
| Cora M Hagenbuch | 22 Feb 1874 | 2 Jun 1958 |
| Cordelia (Hagenbuch) Kistler | 10 Mar 1839 | 9 Jul 1922 |
| Corlin Marie (Hagenbuch) Lukas | | |
| Craig Hagenbaugh | | |