Candidates (C)

Wayne F. Caskey

• 1950 – Illinois’ 15th congressional district (D) – lost

Thomas Paine Caslander

• 1992 – New Jersey’s 8th congressional district (Independents for Change) – lost
• 1998 – New Jersey’s 8th congressional district (I) – lost

Winfield H. Caslow

• 1932 – Michigan’s 5th congressional district (D) – lost

Gail Alison Casman

• 1996 – Rhode Island’s 2nd congressional district (I) – lost

Fred L. Casmir

• 1970 – California’s 31st congressional district (R) – lost

Carl H. Caspar

• 1922 – Michigan’s 13th congressional district (S) – lost

Maurice Caspe

• 1928 – New York’s 20th congressional district (S) – lost

Travis Casper

• 2008 – Ohio’s 15th congressional district (I-W/I) – lost

Tom Casperson

• 2008 – Michigan’s 1st congressional district (R) – lost

Carol Thorne Cassady

• 2002 – Washington’s 7th congressional district (R) – lost
• 2004 – Washington’s 7th congressional district (R) – lost

Florence Cassel

• 1932 – Pennsylvania’s 14th congressional district (Liberal) – lost

Cynthia Cassell

• 2004 – Michigan’s 13th congressional district (R) – lost

Cecelia C. Casserly

• 1928 – California’s 8th congressional district (D) – lost

Alphonse L. Cassetti

• 1958 – New York’s 38th congressional district (D, Liberal) – lost

Edward F. Cassidy

• 1926 – New York’s 18th congressional district (S) – lost
• 1930 – New York’s 18th congressional district (S) – lost
• 1934 – New York’s 20th congressional district (S) – lost

Gilbert Cassidy

• 1940 – Pennsylvania’s 7th congressional district (D) – lost

J. Emmett Cassidy

• 1958 – New Jersey’s 7th congressional district (D) – lost
• 1962 – New Jersey’s 7th congressional district (D) – lost

Joseph E. Cassidy

• 1934 – Ohio’s 20th congressional district (R) – lost

M. E. Cassidy

• 1938 – Arizona’s at large congressional district (R) – lost

Paul D. Cassidy

• 1962 – Ohio’s 12th congressional district (D) – lost

Paul W. Cassidy

• 1950 – Ohio’s 20th congressional district (R) – lost

Robert J. Cassidy

• 1990 – Illinois’ 6th congressional district (D) – lost

Thomas F. Cassidy

• 1920 – Massachusetts’ 1st congressional district (D) – lost
• 1922 – Massachusetts’ 1st congressional district (D) – lost
• 1924 – Massachusetts’ 1st congressional district (D) – lost
• 1932 – Massachusetts’ 1st congressional district (D) – lost

Thomas V. Cassidy

• 1966 – Illinois’ 18th congressional district (D) – lost

William Morgan Cassidy

• 2008 – Louisiana’s 6th congressional district (R) – won
• 2010 – Louisiana’s 6th congressional district (R) – won
• 2012 – Louisiana’s 6th congressional district (R) – won
• 2014 – United States Senate (Louisiana) (R) – won
• 2020 – United States Senate (Louisiana) (R) – won

Edward Cassin

• 1920 – New York’s 5th congressional district (D) – lost

R. O. Joe Cassity, Jr.

• 1970 – Oklahoma’s 6th congressional district (D) – lost

Thomas Casson

• 2022 – Alabama’s 3rd congressional district (L) – lost

Cresenzi W. Castaldo

• 1964 – New Jersey’s 13th congressional district (R) – lost

Richard Castaldo

• 2018 – Oklahoma’s 2nd congressional district (L) – lost
• 2020 – Oklahoma’s 2nd congressional district (L) – lost

Richard R. Castaldo

• 2010 – California’s 30th congressional district (PF) – lost

Charles P. Casteel

• 1960 – Colorado’s 4th congressional district (R) – lost

J. Wesley Casteen

• 2014 – North Carolina’s 7th congressional district (L) – lost
• 2016 – North Carolina’s 7th congressional district (D) – lost

Richard Castell

• 1980 – Georgia’s 7th congressional district (R) – lost

Christian Castelli

• 2022 – North Carolina’s 6th congressional district (R) – lost

Matt Castelli

• 2022 – New York’s 21st congressional district (D) – lost

Robert L. Castello

• 1994 – Georgia’s 9th congressional district (R) – lost

Bryant Thomas Castellow

• 1932 – Georgia’s 3rd congressional district (D) – won

Sean Thomas Casten

• 2018 – Illinois’ 6th congressional district (D) – won
• 2020 – Illinois’ 6th congressional district (D) – won
• 2022 – Illinois’ 6th congressional district (D) – won

Bill Caster

• 1996 – North Carolina’s 7th congressional district (R) – lost

Ernest Castigliani

• 1938 – Connecticut’s 3rd congressional district (Labor) – lost

Gabe Castillo

• 2004 – California’s 3rd congressional district (D) – lost

Hector L. Castillo

• 2016 – New Jersey’s 9th congressional district (R) – lost

Lee Castillo

• 2018 – Utah’s 1st congressional district (D) – lost

Jaime Castle

• 2020 – Ohio’s 2nd congressional district (D) – lost

Michael Newbold Castle

• 1992 – Delaware’s at large congressional district (R) – won
• 1994 – Delaware’s at large congressional district (R) – won
• 1996 – Delaware’s at large congressional district (R) – won
• 1998 – Delaware’s at large congressional district (R) – won
• 2000 – Delaware’s at large congressional district (R) – won
• 2002 – Delaware’s at large congressional district (R) – won
• 2004 – Delaware’s at large congressional district (R) – won
• 2006 – Delaware’s at large congressional district (R) – won
• 2008 – Delaware’s at large congressional district (R) – won

Robert M. Castle

• 1958 – California’s 27th congressional district (R) – lost
• 1960 – California’s 27th congressional district (R) – lost
• 1964 – New York’s 32nd congressional district (D) – lost
• 1966 – New York’s 32nd congressional district (D) – lost
• 1972 – New York’s 31st congressional district (D) – lost

John W. Casto

• 1926 – Illinois’ 14th congressional district (D) – lost

Elizabeth Castor

• 2004 – United States Senate (Florida) (D) – lost

Katherine Anne Castor

• 2006 – Florida’s 11th congressional district (D) – won
• 2008 – Florida’s 11th congressional district (D) – won
• 2010 – Florida’s 11th congressional district (D) – won
• 2012 – Florida’s 14th congressional district (D) – won
• 2014 – Florida’s 14th congressional district (D) – won
• 2016 – Florida’s 14th congressional district (D) – won
• 2018 – Florida’s 14th congressional district (D) – won
• 2020 – Florida’s 14th congressional district (D) – won
• 2022 – Florida’s 14th congressional district (D) – won