William Crum
- 2002 – Arizona’s 2nd congressional district (W/I) – lost
- 2008 – Arizona’s 2nd congressional district (G) – lost
- 2010 – Arizona’s 2nd congressional district (W/I) – lost
Harvey Nicholas Crumhorn
- 1978 – Alabama’s 5th congressional district (L) – lost
James C. Crumlish
- 1932 – Pennsylvania’s 7th congressional district (D) – lost
- 1934 – Pennsylvania’s 7th congressional district (D) – lost
Edward Hull Crump
- 1930 – Tennessee’s 10th congressional district (D) – won
- 1932 – Tennessee’s 9th congressional district (D) – won
Maurice Edgar Crumpacker
- 1924 – Oregon’s 3rd congressional district (R) – won
- 1926 – Oregon’s 3rd congressional district (R) – won
Owen W. Crumpacker
- 1978 – Indiana’s 1st congressional district (R) – lost
- 1988 – Indiana’s 1st congressional district (R) – lost
Shepard J. Crumpacker, Jr.
- 1950 – Indiana’s 3rd congressional district (R) – won
- 1952 – Indiana’s 3rd congressional district (R) – won
- 1954 – Indiana’s 3rd congressional district (R) – won
Perry G. Crumpler
- 1948 – North Carolina’s 3rd congressional district (R) – lost
Ron Crumpton
- 2016 – United States Senate (Alabama) (D) – lost
Lucius McK. Crumrine
- 1940 – Pennsylvania’s 25th congressional district (R) – lost
John W. Crutcher
- 1956 – Kansas’ 5th congressional district (R) – lost
Ron Crutcher
- 1986 – Ohio’s 3rd congressional district (R) – lost
- 1988 – Ohio’s 3rd congressional district (R) – lost
Erin Cruz
- 2020 – California’s 36th congressional district (R) – lost
Jerico Matias Cruz
- 2022 – Illinois’ 5th congressional district (I) – lost
Thomas Joe Cruz-Wiggins
- 2012 – Florida’s 27th congressional district (NP) – lost
Johsie Cruz
- 2020 – Georgia’s 4th congressional district (R) – lost
Rafael Edward Cruz
- 2012 – United States Senate (Texas) (R) – won
- 2018 – United States Senate (Texas) (R) – won
Rick Cruz
- 2018 – Wisconsin’s 2nd congressional district (I-W/I) – lost
Veronica Cruz
- 1982 – New York’s 16th congressional district (SW) – lost
Wayne Cryts
- 1986 – Missouri’s 8th congressional district (D) – lost
- 1988 – Missouri’s 8th congressional district (D) – lost
Fred Cubberly
- 1920 – Florida’s 2nd congressional district (R) – lost
Scott Cubbler
- 2018 – Texas’ 2nd congressional district (I) – lost
Barbara Lynn Cubin
- 1994 – Wyoming’s at large congressional district (R) – won
- 1996 – Wyoming’s at large congressional district (R) – won
- 1998 – Wyoming’s at large congressional district (R) – won
- 2000 – Wyoming’s at large congressional district (R) – won
- 2002 – Wyoming’s at large congressional district (R) – won
- 2004 – Wyoming’s at large congressional district (R) – won
- 2006 – Wyoming’s at large congressional district (R) – won
Arthur Cuccia
- 1976 – New York’s 11th congressional district (R) – lost
Michael J. Cuddehe
- 1996 – Iowa’s 1st congressional district (NL) – lost
- 2000 – California’s 24th congressional district (NL) – lost
John J. Cuddihy, Jr.
- 1988 – California’s 8th congressional district (R) – lost
Edward Cuddy
- 1970 – New York’s 40th congressional district (D, Liberal) – lost
Raymond J. Cuddy
- 1940 – New Jersey’s 13th congressional district (R) – lost
- 1942 – New Jersey’s 13th congressional district (R) – lost
Mark L. Cude
- 1996 – Texas’ 28th congressional district (R) – lost
J. Homer Cudmore
- 1934 – New York’s 16th congressional district (R) – lost
- 1936 – New York’s 16th congressional district (R) – lost
Desi Cuellar
- 2022 – New York’s 14th congressional district (CON) – lost
Enrique Roberto Cuellar
- 2002 – Texas’ 23rd congressional district (D) – lost
- 2004 – Texas’ 28th congressional district (D) – won
- 2006 – Texas’ 28th congressional district (D) – won
- 2008 – Texas’ 28th congressional district (D) – won
- 2010 – Texas’ 28th congressional district (D) – won
- 2012 – Texas’ 28th congressional district (D) – won
- 2014 – Texas’ 28th congressional district (D) – won
- 2016 – Texas’ 28th congressional district (D) – won
- 2018 – Texas’ 28th congressional district (D) – won
- 2020 – Texas’ 28th congressional district (D) – won
- 2022 – Texas’ 28th congressional district (D) – won
James E. Cuff
- 1926 – New York’s 38th congressional district (R) – lost
Stan Cuff
- 2004 – Missouri’s 8th congressional district (L) – lost
Thomas J. Cuite
- 1928 – New York’s 1st congressional district (D) – lost
- 1958 – New York’s 12th congressional district (D) – lost
John Abney Culberson
- 2000 – Texas’ 7th congressional district (R) – won
- 2002 – Texas’ 7th congressional district (R) – won
- 2004 – Texas’ 7th congressional district (R) – won
- 2006 – Texas’ 7th congressional district (R) – won
- 2008 – Texas’ 7th congressional district (R) – won
- 2010 – Texas’ 7th congressional district (R) – won
- 2012 – Texas’ 7th congressional district (R) – won
- 2014 – Texas’ 7th congressional district (R) – won
- 2016 – Texas’ 7th congressional district (R) – won
- 2018 – Texas’ 7th congressional district (R) – lost
Elizabeth R. Culbertson
- 1924 – Pennsylvania’s 29th congressional district (Proh., Labor) – lost
William C. Culbertson
- 1928 – Oregon’s 3rd congressional district (D) – lost
Francis Dugan Culkin
- 1928 – New York’s 32nd congressional district (R) – won
- 1930 – New York’s 32nd congressional district (R) – won
- 1932 – New York’s 32nd congressional district (R, Law Preservation) – won
- 1934 – New York’s 32nd congressional district (R, Law Preservation) – won
- 1936 – New York’s 32nd congressional district (R) – won
- 1938 – New York’s 32nd congressional district (R) – won
- 1940 – New York’s 32nd congressional district (R) – won
- 1942 – New York’s 32nd congressional district (R) – won
Helen M. Fitzgerald Cullen
- 1952 – Massachusetts’ 5th congressional district (D) – lost
Jason Cullen
- 2022 – New Jersey’s 4th congressional district (L) – lost
Joe Cullen
- 1996 – Pennsylvania’s 10th congressional district (D) – lost
Michael Cullen
- 1964 – California’s 32nd congressional district (D) – lost
Thomas Henry Cullen
- 1920 – New York’s 4th congressional district (D) – won
- 1922 – New York’s 4th congressional district (D) – won
- 1924 – New York’s 4th congressional district (D) – won
- 1926 – New York’s 4th congressional district (D) – won
- 1928 – New York’s 4th congressional district (D) – won
- 1930 – New York’s 4th congressional district (D) – won
- 1932 – New York’s 4th congressional district (D) – won
- 1934 – New York’s 4th congressional district (D) – won
- 1936 – New York’s 4th congressional district (D) – won
- 1938 – New York’s 4th congressional district (D, American Labor) – won
- 1940 – New York’s 4th congressional district (D) – won
- 1942 – New York’s 4th congressional district (D) – won
Anthony Culler
- 2014 – South Carolina’s 6th congressional district (R) – lost
J. Frank Culler
- 1926 – Missouri’s 1st congressional district (R) – lost
- 1928 – Missouri’s 1st congressional district (R) – lost
- 1930 – Missouri’s 1st congressional district (R) – lost
William J. Cullerton
- 1920 – Illinois’ 7th congressional district (D) – lost
Samuel W. Cullison
- 1942 – Indiana’s 1st congressional district (R) – lost
Mortimer P. Cullity
- 1956 – New Jersey’s 13th congressional district (Independent Teacher Veteran) – lost
William A. Cullop
- 1920 – Indiana’s 2nd congressional district (D) – lost
