Regina Arashvand
- 1994 – Texas’ 5th congressional district (I) – lost
Jose L. Aravena
- 1998 – New Jersey’s 8th congressional district (I) – lost
Phil Arballo
- 2020 – California’s 22nd congressional district (D) – lost
Charles R. Arbegust
- 1998 – United States Senate (Kentucky) (Ref.) – lost
Raoul Archambault, Jr.
- 1960 – United States Senate (Rhode Island) (R) – lost
Alfredo Archer
- 1976 – Colorado’s 3rd congressional district (La Raza Unida) – lost
James O. Archer
- 1940 – Pennsylvania’s 27th congressional district (Proh.) – lost
John Archer
- 2012 – Iowa’s 2nd congressional district (R) – lost
Roy ‘Pat’ Archer
- 1982 – California’s 43rd congressional district (D) – lost
W. Archer
- 1928 – Vermont’s 1st congressional district (Proh.) – lost
William Reynolds Archer, Jr.
- 1970 – Texas’ 7th congressional district (R) – won
- 1972 – Texas’ 7th congressional district (R) – won
- 1974 – Texas’ 7th congressional district (R) – won
- 1976 – Texas’ 7th congressional district (R) – won
- 1978 – Texas’ 7th congressional district (R) – won
- 1980 – Texas’ 7th congressional district (R) – won
- 1982 – Texas’ 7th congressional district (R) – won
- 1984 – Texas’ 7th congressional district (R) – won
- 1986 – Texas’ 7th congressional district (R) – won
- 1988 – Texas’ 7th congressional district (R) – won
- 1990 – Texas’ 7th congressional district (R) – won
- 1992 – Texas’ 7th congressional district (R) – won
- 1994 – Texas’ 7th congressional district (R) – won
- 1996 – Texas’ 7th congressional district (R) – won
- 1998 – Texas’ 7th congressional district (R) – won
Clarence W. Archibald
- 1944 – New York’s 13th congressional district (R) – lost
Roy A. Archibald
- 1967 – California’s 11th congressional district (Special) (D) – lost
George Archinal
- 1938 – New York’s 2nd congressional district (R) – lost
- 1960 – New York’s 5th congressional district (R) – lost
- 1962 – New York’s 7th congressional district (R) – lost
Phil T. Archuletta
- 1990 – New Mexico’s 3rd congressional district (R) – lost
Michael Angelo Arcuri
- 2006 – New York’s 24th congressional district (D, IND, WF) – won
- 2008 – New York’s 24th congressional district (D, WF) – won
- 2010 – New York’s 24th congressional district (D) – lost
Paul Ard
- 2006 – Kentucky’s 6th congressional district (L) – lost
John R. Arden
- 1988 – Massachusetts’ 1st congressional district (D) – lost
- 1990 – Massachusetts’ 1st congressional district (D) – lost
Philip Ardery
- 1956 – Kentucky’s 3rd congressional district (D) – lost
Robert Ardini
- 2016 – New York’s 12th congressional district (R) – lost
Laurence Ardito
- 1996 – California’s 32nd congressional district (R) – lost
- 1998 – California’s 32nd congressional district (R) – lost
Maurice L. Arel
- 1980 – New Hampshire’s 2nd congressional district (D) – lost
Benjamin J. Arena
- 1948 – Maine’s 2nd congressional district (D) – lost
Leslie Cornelius Arends
- 1934 – Illinois’ 17th congressional district (R) – won
- 1936 – Illinois’ 17th congressional district (R) – won
- 1938 – Illinois’ 17th congressional district (R) – won
- 1940 – Illinois’ 17th congressional district (R) – won
- 1942 – Illinois’ 17th congressional district (R) – won
- 1944 – Illinois’ 17th congressional district (R) – won
- 1946 – Illinois’ 17th congressional district (R) – won
- 1948 – Illinois’ 17th congressional district (R) – won
- 1950 – Illinois’ 17th congressional district (R) – won
- 1952 – Illinois’ 17th congressional district (R) – won
- 1954 – Illinois’ 17th congressional district (R) – won
- 1956 – Illinois’ 17th congressional district (R) – won
- 1958 – Illinois’ 17th congressional district (R) – won
- 1960 – Illinois’ 17th congressional district (R) – won
- 1962 – Illinois’ 17th congressional district (R) – won
- 1964 – Illinois’ 17th congressional district (R) – won
- 1966 – Illinois’ 17th congressional district (R) – won
- 1968 – Illinois’ 17th congressional district (R) – won
- 1970 – Illinois’ 17th congressional district (R) – won
- 1972 – Illinois’ 15th congressional district (R) – won
Henry Martin Arens
- 1928 – Minnesota’s 3rd congressional district (FL) – lost
- 1932 – Minnesota’s at large congressional district (FL) – won
- 1934 – Minnesota’s 2nd congressional district (FL) – lost
- 1936 – Minnesota’s 2nd congressional district (FL) – lost
Samuel Shaw Arentz
- 1920 – Nevada’s at large congressional district (R) – won
- 1924 – Nevada’s at large congressional district (R) – won
- 1926 – Nevada’s at large congressional district (R) – won
- 1928 – Nevada’s at large congressional district (R) – won
- 1930 – Nevada’s at large congressional district (R) – won
- 1932 – Nevada’s at large congressional district (R) – lost
Henry Ares
- 1978 – California’s 30th congressional district (R) – lost
David G. Argall
- 1996 – California’s 34th congressional district (L) – lost
Dave Argall
- 2010 – Pennsylvania’s 17th congressional district (R) – lost
Ralph J. Argen
- 1976 – New York’s 36th congressional district (R, CON) – lost
David Arguello
- 2006 – California’s 51st congressional district (I-W/I) – lost
Robert Argy, Jr.
- 1996 – North Carolina’s 2nd congressional district (NL) – lost
George Arias
- 1998 – Texas’ 24th congressional district (I) – lost
Richard Ariza
- 1984 – New York’s 23rd congressional district (SW) – lost
Rob Arlett
- 2018 – United States Senate (Delaware) (R) – lost
C. Ronald Arline
- 1978 – Tennessee’s 6th congressional district (D) – lost
Eric Arlt
- 1938 – Maryland’s 2nd congressional district (Union) – lost
Michael A. Armato
- 2000 – Louisiana’s 1st congressional district (D) – lost
C. H. Armbruater
- 1940 – Ohio’s 5th congressional district (D) – lost
E. D. Armbruster
- 1988 – Florida’s 1st congressional district (R) – lost
Victor Armendariz
- 2016 – Georgia’s 4th congressional district (R) – lost
Irene Armendariz-Jackson
- 2020 – Texas’ 16th congressional district (R) – lost
- 2022 – Texas’ 16th congressional district (R) – lost
Richard Keith Armey
- 1984 – Texas’ 26th congressional district (R) – won
- 1986 – Texas’ 26th congressional district (R) – won
- 1988 – Texas’ 26th congressional district (R) – won
- 1990 – Texas’ 26th congressional district (R) – won
- 1992 – Texas’ 26th congressional district (R) – won
- 1994 – Texas’ 26th congressional district (R) – won
- 1996 – Texas’ 26th congressional district (R) – won
- 1998 – Texas’ 26th congressional district (R) – won
- 2000 – Texas’ 26th congressional district (R) – won
W. A. Armfield
- 1964 – North Carolina’s 5th congressional district (R) – lost
Jose E. Armijo
- 1932 – New Mexico’s at large congressional district (R) – lost
- 1950 – New Mexico’s at large congressional district (R) – lost
Faye Armitage
- 2008 – Florida’s 7th congressional district (D) – lost
David Armor
- 1982 – California’s 23rd congressional district (R) – lost
Maria Armoudian
- 1998 – California’s 26th congressional district (G) – lost
Morris Armour
- 1932 – Michigan’s 5th congressional district (S) – lost
William M. Armour
- 1972 – California’s 36th congressional district (American) – lost
