- C-SPAN (Television network)1
- Capitol Services1
- Center for Independent Living1
- Chafee, John H., 1922-19993
- Chapman, Jim, 1945-3
- Chater, Shirley Sears, 1932-1
- Chief justiceships of the United States Supreme Court1
- Clinton, Bill, 1946-4
- Coelho, Tony4
- Conrad, Kent, 1948-1
- Coverdell, Paul Douglas, 1939-20001
- Dart, Justin, 1930-20024
- DeLay, Tom D., 1947-1
- Democratic National Committee (U.S.)1
- DiBacco, Thomas V.1
- Disabled American Veterans4
- Dodd, Christopher J. (Christopher John), 1944-1
- Dole Foundation19
- Dole, Elizabeth Hanford1
- Dole, Robert J., 1923-2021112
