Emanuel Cleaver II
- 2004 – Missouri’s 5th congressional district (D) – won
- 2006 – Missouri’s 5th congressional district (D) – won
- 2008 – Missouri’s 5th congressional district (D) – won
- 2010 – Missouri’s 5th congressional district (D) – won
- 2012 – Missouri’s 5th congressional district (D) – won
- 2014 – Missouri’s 5th congressional district (D) – won
- 2016 – Missouri’s 5th congressional district (D) – won
- 2018 – Missouri’s 5th congressional district (D) – won
- 2020 – Missouri’s 5th congressional district (D) – won
- 2022 – Missouri’s 5th congressional district (D) – won
N. Eugene Cleek
- 2016 – California’s 3rd congressional district (R) – lost
Alan R. Cleeton
- 1968 – Pennsylvania’s 23rd congressional district (D) – lost
Lauri A. Clegg
- 2000 – United States Senate (Hawaii) (NL) – lost
Joseph Maxwell Cleland
- 1996 – United States Senate (Georgia) (D) – won
- 2002 – United States Senate (Georgia) (D) – lost
Robert A. Cleland
- 1986 – Illinois’ 10th congressional district (D) – lost
Samuel C. Cleland
- 1942 – Indiana’s 4th congressional district (D) – lost
Michael A. Clem
- 2000 – Oklahoma’s 1st congressional district (L) – lost
E. W. Clemens
- 1936 – Texas’ 20th congressional district (R) – lost
Peter C. Clemens
- 2016 – Utah’s 1st congressional district (D) – lost
Frank Goad Clement
- 1966 – United States Senate (Tennessee) (D) – lost
Robert Nelson Clement
- 1982 – Tennessee’s 7th congressional district (D) – lost
- 1988 – Tennessee’s 5th congressional district (D) – won
- 1990 – Tennessee’s 5th congressional district (D) – won
- 1992 – Tennessee’s 5th congressional district (D) – won
- 1994 – Tennessee’s 5th congressional district (D) – won
- 1996 – Tennessee’s 5th congressional district (D) – won
- 1998 – Tennessee’s 5th congressional district (D) – won
- 2000 – Tennessee’s 5th congressional district (D) – won
- 2002 – United States Senate (Tennessee) (D) – lost
R. E. Clement
- 1920 – New Jersey’s 5th congressional district (D) – lost
Robert Clement
- 1968 – New Jersey’s 8th congressional district (SL) – lost
- 1974 – New Jersey’s 11th congressional district (SL) – lost
Wayne E. Clement
- 2002 – Louisiana’s 2nd congressional district (Other) – lost
Celestino Clemente
- 1968 – New Jersey’s 10th congressional district (R) – lost
Lewis Gary Clemente
- 1948 – New York’s 4th congressional district (D) – won
- 1950 – New York’s 4th congressional district (D, Liberal) – won
- 1952 – New York’s 5th congressional district (D, Liberal) – lost
Darrell Clements
- 2000 – Texas’ 17th congressional district (R) – lost
Don Clements
- 1974 – Texas’ 11th congressional district (R) – lost
Earle Chester Clements
- 1944 – Kentucky’s 2nd congressional district (D) – won
- 1946 – Kentucky’s 2nd congressional district (D) – won
- 1950 – United States Senate (Kentucky) (Special) (D) – won
- 1950 – United States Senate (Kentucky) (D) – won
- 1956 – United States Senate (Kentucky) (D) – lost
French Clements
- 1932 – Indiana’s 8th congressional district (R) – lost
James R. Clements
- 1920 – Delaware’s at large congressional district (D) – lost
Lillain Symes Clements
- 1938 – United States Senate (California) (S) – lost
Paul Clements
- 2014 – Michigan’s 6th congressional district (D) – lost
- 2016 – Michigan’s 6th congressional district (D) – lost
Thomas P. Clements
- 2016 – United States Senate (Louisiana) (L) – lost first round
Tom Clements
- 2010 – United States Senate (South Carolina) (G) – lost
Christopher Clemmons
- 2014 – Kansas’ 2nd congressional district (L) – lost
- 2018 – Kansas’ 3rd congressional district (L) – lost
J. W. Clemmons
- 1936 – Alabama’s 2nd congressional district (Union) – lost
A. W. Clemons
- 1930 – Utah’s 1st congressional district (S) – lost
Clarence Desmond Clemons
- 2010 – Illinois’ 7th congressional district (I) – lost
Clemons
- 1936 – Missouri’s 8th congressional district (S) – lost
Edgar Clemons
- 1936 – United States Senate (Oklahoma) (S) – lost
Lamen Clemons
- 1996 – Mississippi’s 3rd congressional district (I) – lost
T. J. Clemons
- 1968 – Alabama’s 4th congressional district (Nat. Dem.) – lost
John A. Clendenin
- 1994 – New York’s 28th congressional district (Ind. Fusion) – lost
Judith Clessler
- 1996 – Missouri’s 2nd congressional district (NL) – lost
C. Cleveland
- 1952 – California’s 23rd congressional district (W/I) – lost
Dorothy Eleanor Cleveland
- 1976 – Mississippi’s 3rd congressional district (R) – lost
- 1978 – Mississippi’s 3rd congressional district (R) – lost
Hattie B. Cleveland
- 1924 – Washington’s 3rd congressional district (D) – lost
Hosea Cleveland
- 2016 – South Carolina’s 3rd congressional district (D) – lost
- 2020 – South Carolina’s 3rd congressional district (D) – lost
James Colgate Cleveland
- 1962 – New Hampshire’s 2nd congressional district (R) – won
- 1964 – New Hampshire’s 2nd congressional district (R) – won
- 1966 – New Hampshire’s 2nd congressional district (R) – won
- 1968 – New Hampshire’s 2nd congressional district (R) – won
- 1970 – New Hampshire’s 2nd congressional district (R) – won
- 1972 – New Hampshire’s 2nd congressional district (R) – won
- 1974 – New Hampshire’s 2nd congressional district (R) – won
- 1976 – New Hampshire’s 2nd congressional district (R) – won
- 1978 – New Hampshire’s 2nd congressional district (R) – won
James H. Cleveland
- 1928 – Ohio’s 2nd congressional district (D) – lost
Lester Dean Cleveland
- 1972 – California’s 13th congressional district (D) – lost
Scott Cleveland
- 2022 – United States Senate (Idaho) (I) – lost
William R. Cleveland
- 1980 – New Jersey’s 8th congressional district (R) – lost
Cliff Clevenger
- 1938 – Ohio’s 5th congressional district (R) – won
- 1940 – Ohio’s 5th congressional district (R) – won
- 1942 – Ohio’s 5th congressional district (R) – won
- 1944 – Ohio’s 5th congressional district (R) – won
- 1946 – Ohio’s 5th congressional district (R) – won
- 1948 – Ohio’s 5th congressional district (R) – won
- 1950 – Ohio’s 5th congressional district (R) – won
- 1952 – Ohio’s 5th congressional district (R) – won
- 1954 – Ohio’s 5th congressional district (R) – won
- 1956 – Ohio’s 5th congressional district (R) – won
Raymond Francis Clevenger
- 1964 – Michigan’s 11th congressional district (D) – won
- 1966 – Michigan’s 11th congressional district (D) – lost
- 1968 – Michigan’s 11th congressional district (D) – lost
Christopher M. Clifford
- 1928 – Massachusetts’ 14th congressional district (D) – lost
Edward T. Clifford III
- 2016 – United States Senate (Pennsylvania) (L) – lost
Eugene A. Clifford
- 1928 – Wisconsin’s 2nd congressional district (D) – lost
