| Last Name | First Name | Birth | Death | Spouse(s) | Residence | Other |
|---|---|---|---|---|---|---|
| Claybrook | Emma | 5/27/1900 | 3/5/1993 | Claybrook, Ralph | Grinnell | |
| Clayton | Hazel | 9/27/1893 | 1/15/1976 | Clayton, Walter R. | Pella | |
| Clayton | Russell Max Sr. | 8/8/1930 | 1/15/2001 | Manatt, Marilyn Ann | Brooklyn | |
| Clayton | Roger E. | 12/17/1923 | 4/8/1989 | Anthony, Helen | Brooklyn | |
| Clayton | Robert A. | 8/22/1927 | 1/26/1960 | Grinnell | ||
| Clayton | Graham W. | 11/7/1990 | Clayton, Helen | Des Moines | ||
| Clayton | Richard W. | 4/11/1944 | 8/20/2022 | Clara Kay Harper | ||
| Clayton | Carol Sue | 7/21/1956 | 3/31/2012 | Des Moines, Iowa | ||
| Clayton | Miles Brownlie "Mike" | 3/23/1922 | 1/14/2012 | Margaret Chicoski | ||
| Clayton | Marilyn Ann | 6/17/1931 | 9/7/2016 | Russell Max Clayton | Brooklyn, Iowa | |
| Clayton | Margie Lou | 11/11/1938 | 1/14/2025 | Paul Clayton | ||
| Clayton | Paul G. | 2/21/1933 | 11/1/2013 | Marge Roorda | ||
| Clayton | Margaret | 7/27/1922 | 5/24/2024 | Miles Brownlie Clayton | Brooklyn, Iowa | |
| Clayworth | Joseph B. | 2/7/1845 | 9/9/1930 | Perkins, Josephine | Grinnell | |
| Clearman | June | 4/29/1920 | 3/14/1999 | Clearman, Harold E. | Grinnell | |
| Cleary | John J. | 7/31/1928 | 12/28/1997 | Carlson, Shirley Ann | Victor | |
| Cleary | Raymond D. | 4/3/1960 | 9/27/1999 | Collum, Cindy | Grinnell | |
| Cleaver | Charles Grinnell | 12/9/1922 | 4/19/2000 | Dever, Sara E. | Grinnell | accomplished educator and scholar |
| Cleaver | Sally | 2/25/1923 | 3/9/1987 | Cleaver, Charles G. | Grinnell | contributor to various mental healthandwomen'S org |
| Cleaver | Richard Grinnell | 10/24/2024 | U.S. Virgin Islands | |||
| Cleeremans | Clarence F. | 4/1/1914 | 9/26/1988 | Danniger, Alyce H. | Brooklyn | |
| Cleland | James J. | 7/28/1874 | 11/17/1908 | Wisner, Gertrude | Ewart | |
| Cleland | William R. | 10/1/1905 | 1/8/1968 | Hink, Irene | Grinnell | |
| Cleland | Lona S. | 5/20/1909 | 8/17/1987 | Garland, TX | ||
| Cleland | Margaret | 2/15/1943 | 2/24/1995 | Leisure City, FL |