Earl Molander
- 1988 – Oregon’s 1st congressional district (R) – lost
- 1990 – Oregon’s 1st congressional district (R) – lost
Manny Molera
- 2002 – Texas’ 3rd congressional district (D) – lost
George H. Moles
- 1920 – Connecticut’s 2nd congressional district (S) – lost
Mike Molesevich
- 2016 – Pennsylvania’s 10th congressional district (D) – lost
- 2022 – Pennsylvania’s 15th congressional district (D) – lost
Jack E. Molesworth
- 1964 – Massachusetts’ 9th congressional district (R) – lost
Arlette Molina
- 2004 – Texas’ 9th congressional district (R) – lost
Gaetano Victor Molinari
- 1980 – New York’s 17th congressional district (R, CON) – won
- 1982 – New York’s 14th congressional district (R, CON, RTL) – won
- 1984 – New York’s 14th congressional district (R, CON, RTL) – won
- 1986 – New York’s 14th congressional district (R, CON) – won
- 1988 – New York’s 14th congressional district (R, CON, RTL) – won
Susan Molinari
- 1990 – New York’s 14th congressional district (R, CON) – won
- 1992 – New York’s 13th congressional district (R, CON) – won
- 1994 – New York’s 13th congressional district (R, CON) – won
- 1996 – New York’s 13th congressional district (R, CON, Freedom) – won
Marcus J. Molinaro
- 2022 – New York’s 19th congressional district (Special) (R, CON) – lost
- 2022 – New York’s 19th congressional district (R) – won
William Mollenhauer
- 1926 – Michigan’s 13th congressional district (D) – lost
- 1928 – Michigan’s 13th congressional district (Workers) – lost
John B. Mollette
- 1936 – Kentucky’s 7th congressional district (R) – lost
Alan Bowlby Mollohan
- 1982 – West Virginia’s 1st congressional district (D) – won
- 1984 – West Virginia’s 1st congressional district (D) – won
- 1986 – West Virginia’s 1st congressional district (D) – won
- 1988 – West Virginia’s 1st congressional district (D) – won
- 1990 – West Virginia’s 1st congressional district (D) – won
- 1992 – West Virginia’s 1st congressional district (D) – won
- 1994 – West Virginia’s 1st congressional district (D) – won
- 1996 – West Virginia’s 1st congressional district (D) – won
- 1998 – West Virginia’s 1st congressional district (D) – won
- 2000 – West Virginia’s 1st congressional district (D) – won
- 2002 – West Virginia’s 1st congressional district (D) – won
- 2004 – West Virginia’s 1st congressional district (D) – won
- 2006 – West Virginia’s 1st congressional district (D) – won
- 2008 – West Virginia’s 1st congressional district (D) – won
Robert Homer Mollohan
- 1952 – West Virginia’s 1st congressional district (D) – won
- 1954 – West Virginia’s 1st congressional district (D) – won
- 1958 – West Virginia’s 1st congressional district (D) – lost
- 1968 – West Virginia’s 1st congressional district (D) – won
- 1970 – West Virginia’s 1st congressional district (D) – won
- 1972 – West Virginia’s 1st congressional district (D) – won
- 1974 – West Virginia’s 1st congressional district (D) – won
- 1976 – West Virginia’s 1st congressional district (D) – won
- 1978 – West Virginia’s 1st congressional district (D) – won
- 1980 – West Virginia’s 1st congressional district (D) – won
Martin Molloy
- 1974 – New Mexico’s 1st congressional district (AI) – lost
John Molnar
- 2020 – Utah’s 4th congressional district (L) – lost
John J. Moloney
- 1966 – Kentucky’s 4th congressional district (W/I) – lost
Michael J. Moloney
- 1998 – California’s 12th congressional district (L) – lost
- 2002 – California’s 12th congressional district (R) – lost
- 2006 – California’s 12th congressional district (R) – lost
- 2008 – California’ 12th congressional district (Special) (R) – lost
- 2010 – California’s 12th congressional district (R) – lost
Cynthia Molson-Smith
- 1980 – Colorado’s 4th congressional district (L) – lost
Larry Molton
- 1994 – California’s 13th congressional district (R) – lost
Lee Monaco
- 1988 – New Jersey’s 5th congressional district (D) – lost
John S. Monagan
- 1958 – Connecticut’s 5th congressional district (D) – won
- 1960 – Connecticut’s 5th congressional district (D) – won
- 1962 – Connecticut’s 5th congressional district (D) – won
- 1964 – Connecticut’s 5th congressional district (D) – won
- 1966 – Connecticut’s 5th congressional district (D) – won
- 1968 – Connecticut’s 5th congressional district (D) – won
- 1970 – Connecticut’s 5th congressional district (D) – won
- 1972 – Connecticut’s 5th congressional district (D) – lost
John H. Monaghan
- 2012 – Illinois’ 7th congressional district (I) – lost
Joseph Patrick Monaghan
- 1932 – Montana’s 1st congressional district (D) – won
- 1934 – Montana’s 1st congressional district (D) – won
- 1936 – United States Senate (Montana) (I) – lost
Barry F. Monahan
- 1974 – Massachusetts’ 10th congressional district (D) – lost
Steve Monahan
- 2022 – Colorado’s 6th congressional district (R) – lost
Thomas G. Monahan
- 1978 – Montana’s 2nd congressional district (D) – lost
- 1980 – Montana’s 2nd congressional district (D) – lost
John Monarch
- 1934 – United States Senate (Michigan) (S) – lost
Louis Monast
- 1924 – Rhode Island’s 3rd congressional district (R) – lost
- 1926 – Rhode Island’s 3rd congressional district (R) – won
- 1928 – Rhode Island’s 3rd congressional district (R) – lost
Russ Lee Monchil
- 2012 – Missouri’s 6th congressional district (L) – lost
- 2014 – Missouri’s 6th congressional district (L) – lost
- 2016 – Missouri’s 6th congressional district (L) – lost
Walter Frederick Mondale
- 1966 – United States Senate (Minnesota) (DFL) – won
- 1972 – United States Senate (Minnesota) (D) – won
- 2002 – United States Senate (Minnesota) (DFL) – lost
Christopher Monday
- 2020 – Tenneessee’s 6th congressional district (I) – lost
Debra M. Monde
- 2000 – Texas’ 17th congressional district (L) – lost
Franklin Wheeler Mondell
- 1920 – Wyoming’s at large congressional district (R) – won
- 1922 – United States Senate (Wyoming) (R) – lost
Robert A. Mondragon
- 1974 – New Mexico’s 1st congressional district (D) – lost
Michael R. Monfils
- 1980 – Wisconsin’s 8th congressional district (D) – lost
Owen F. Monfils
- 1962 – Wisconsin’s 8th congressional district (D) – lost
Michael J. Monge
- 2002 – California’s 47th congressional district (W/I) – lost
Frank Daniel Mongiardo
- 2004 – United States Senate (Kentucky) (D) – lost
Terry Mongomery
- 1970 – Minnesota’s 6th congressional district (DFL) – lost
Monica L. Monica
- 2002 – Louisiana’s 1st congressional district (R) – lost
Joshua A. Monighan
- 2010 – Pennsylvania’s 19th congressional district (I) – lost
Boleslaus Joseph Monkiewicz
- 1938 – Connecticut’s at large congressional district (R) – won
- 1940 – Connecticut’s at large congressional district (R) – lost
- 1942 – Connecticut’s at large congressional district (R) – won
- 1944 – Connecticut’s at large congressional district (R) – lost
Robert A. G. Monks
- 1976 – United States Senate (Maine) (R) – lost
H. Lee Monroe
- 1928 – Texas’ 6th congressional district (R) – lost
Martin James Monroe
- 2010 – Iowa’s 5th congressional district (I) – lost
- 2012 – Iowa’s 4th congressional district (Nominated By Petition) – lost
Richard Monroe
- 2008 – Missouri’s 7th congressional district (D) – lost
Robert Monroe
- 2010 – United States Senate (Florida) (W/I) – lost
- 2012 – United States Senate (Florida) (W/I) – lost
Almer Stillwell Monroney
- 1938 – Oklahoma’s 5th congressional district (D) – won
- 1940 – Oklahoma’s 5th congressional district (D) – won
- 1942 – Oklahoma’s 5th congressional district (D) – won
- 1944 – Oklahoma’s 5th congressional district (D) – won
- 1946 – Oklahoma’s 5th congressional district (D) – won
- 1948 – Oklahoma’s 5th congressional district (D) – won
- 1950 – United States Senate (Oklahoma) (D) – won
- 1956 – United States Senate (Oklahoma) (D) – won
- 1962 – United States Senate (Oklahoma) (D) – won
- 1968 – United States Senate (Oklahoma) (D) – lost
Mickey Monrose
- 1974 – Florida’s 6th congressional district (D) – lost
Stephen V. Monsma
- 1982 – Michigan’s 5th congressional district (D) – lost
Arthur L. Monson
- 1980 – Utah’s 2nd congressional district (D) – lost
