James David Matheson
- 2000 – Utah’s 2nd congressional district (D) – won
- 2002 – Utah’s 2nd congressional district (D) – won
- 2004 – Utah’s 2nd congressional district (D) – won
- 2006 – Utah’s 2nd congressional district (D) – won
- 2008 – Utah’s 2nd congressional district (D) – won
- 2010 – Utah’s 2nd congressional district (D) – won
- 2012 – Utah’s 4th congressional district (D) – won
Mac C. Matheson
- 1960 – Arizona’s 2nd congressional district (R) – lost
Sandy Matheson
- 2004 – Washington’s 4th congressional district (D) – lost
Arline Mathews
- 1974 – California’s 20th congressional district (D) – lost
Frank Asbury Mathews, Jr.
- 1946 – New Jersey’s 4th congressional district (R) – won
Max Mathews
- 1934 – Indiana’s 10th congressional district (S) – lost
Peter Mathews
- 1998 – California’s 38th congressional district (D) – lost
- 2008 – California’s 37th congressional district (D-W/I) – lost
Roy E. Mathews
- 1936 – United States Senate (Michigan) (D) – lost
Thomas E. Mathews
- 1970 – California’s 17th congressional district (PF) – lost
William H. Mathews
- 1974 – Maryland’s 3rd congressional district (R) – lost
Bud Mathewson
- 1975 – California’ 37th congressional district (Special) (R) – lost
- 1998 – California’ 44th congressional district (Special) (R) – lost
Charles McCurdy Mathias, Jr.
- 1960 – Maryland’s 6th congressional district (R) – won
- 1962 – Maryland’s 6th congressional district (R) – won
- 1964 – Maryland’s 6th congressional district (R) – won
- 1966 – Maryland’s 6th congressional district (R) – won
- 1968 – United States Senate (Maryland) (R) – won
- 1974 – United States Senate (Maryland) (R) – won
- 1980 – United States Senate (Maryland) (R) – won
Clifford C. Mathias
- 1976 – Minnesota’s 3rd congressional district (American) – lost
Daniel Nielsen Mathias
- 2002 – Minnesota’s 5th congressional district (R) – lost
- 2004 – Minnesota’s 5th congressional district (R) – lost
Robert Bruce Mathias
- 1966 – California’s 18th congressional district (R) – won
- 1968 – California’s 18th congressional district (R) – won
- 1970 – California’s 18th congressional district (R) – won
- 1972 – California’s 18th congressional district (R) – won
- 1974 – California’s 17th congressional district (R) – lost
Blair H. Mathies, Jr.
- 2004 – New York’s 3rd congressional district (D) – lost
Craig Mathis
- 1994 – Georgia’s 8th congressional district (D) – lost
Elizabeth Ann Mathis
- 2022 – Iowa’s 2nd congressional district (D) – lost
James Dunn Mathis
- 2006 – Maryland’s 2nd congressional district (R) – lost
Jay Mathis
- 1996 – Texas’ 11th congressional district (R) – lost
Marvin Dawson Mathis
- 1970 – Georgia’s 2nd congressional district (D) – won
- 1972 – Georgia’s 2nd congressional district (D) – won
- 1974 – Georgia’s 2nd congressional district (D) – won
- 1976 – Georgia’s 2nd congressional district (D) – won
- 1978 – Georgia’s 2nd congressional district (D) – won
Nathan Mathis
- 2016 – Alabama’s 2nd congressional district (D) – lost
Sonya Mathison
- 1978 – California’s 32nd congressional district (R) – lost
Woodrow W. Mathna
- 1976 – Ohio’s 13th congressional district (R) – lost
James A. Matier
- 1988 – New York’s 5th congressional district (RTL) – lost
Richard A. Matkin
- 2014 – United States Senate (Michigan) (U.S. Taxpayers) – lost
Richard Matkin
- 2012 – United States Senate (Michigan) (T) – lost
Harry L. Matlock
- 1930 – Indiana’s 9th congressional district (D) – lost
Liz Matory
- 2018 – Maryland’s 2nd congressional district (R) – lost
Isaiah Matos
- 2008 – New York’s 14th congressional district (L) – lost
Jo Ann Matranga
- 2000 – Texas’ 22nd congressional district (D) – lost
Dirk Matson
- 1980 – Pennsylvania’s 21st congressional district (R) – lost
John O. Matson
- 1998 – Rhode Island’s 2nd congressional district (R) – lost
- 2002 – Rhode Island’s 2nd congressional district (R) – lost
- 2010 – Rhode Island’s 2nd congressional district (I) – lost
M. L. Matson
- 1930 – Oklahoma’s 4th congressional district (R) – lost
Trent R. Matson
- 2000 – Washington’s 3rd congressional district (R) – lost
Doris Okada Matsui
- 2005 – California’ 5th congressional district (Special) (D) – won
- 2006 – California’s 5th congressional district (D) – won
- 2008 – California’s 5th congressional district (D) – won
- 2010 – California’s 5th congressional district (D) – won
- 2012 – California’s 6th congressional district (D) – won
- 2014 – California’s 6th congressional district (D) – won
- 2016 – California’s 6th congressional district (D) – won
- 2018 – California’s 6th congressional district (D) – won
- 2020 – California’s 6th congressional district (D) – won
- 2022 – California’s 7th congressional district (D) – won
Robert Takeo Matsui
- 1978 – California’s 3rd congressional district (D) – won
- 1980 – California’s 3rd congressional district (D) – won
- 1982 – California’s 3rd congressional district (D) – won
- 1984 – California’s 3rd congressional district (D) – won
- 1986 – California’s 3rd congressional district (D) – won
- 1988 – California’s 3rd congressional district (D) – won
- 1990 – California’s 3rd congressional district (D) – won
- 1992 – California’s 5th congressional district (D) – won
- 1994 – California’s 5th congressional district (D) – won
- 1996 – California’s 5th congressional district (D) – won
- 1998 – California’s 5th congressional district (D) – won
- 2000 – California’s 5th congressional district (D) – won
- 2002 – California’s 5th congressional district (D) – won
- 2004 – California’s 5th congressional district (D) – won
Spark Masayuki Matsunaga
- 1962 – Hawaii’s at large congressional district (D) – won
- 1964 – Hawaii’s at large congressional district (D) – won
- 1966 – Hawaii’s at large congressional district (D) – won
- 1968 – Hawaii’s at large congressional district (D) – won
- 1970 – Hawaii’s 1st congressional district (D) – won
- 1972 – Hawaii’s 1st congressional district (D) – won
- 1974 – Hawaii’s 1st congressional district (D) – won
- 1976 – United States Senate (Hawaii) (D) – won
- 1982 – United States Senate (Hawaii) (D) – won
- 1988 – United States Senate (Hawaii) (D) – won
Stanley Toshi Matsunaka
- 2002 – Colorado’s 4th congressional district (D) – lost
- 2004 – Colorado’s 4th congressional district (D) – lost
Santiago El Mayor Matta
- 1936 – United States Senate (New Mexico) (FL) – lost
Tatiana Matta
- 2018 – California’s 23rd congressional district (D) – lost
William Matta
- 2016 – Texas’ 17th congressional district (D) – lost
Michael R. Matteo
- 1930 – New York’s 13th congressional district (R) – lost
Edward P. Matter
- 1968 – New York’s 41st congressional district (R) – lost
Lawrence C. Mattera
- 1978 – California’s 42nd congressional district (R) – lost
W. A. Matthaei
- 1926 – Texas’ 10th congressional district (R) – lost
Hector Matthew
- 1958 – New York’s 23rd congressional district (Liberal) – lost
Anna W. Matthews
- 1932 – Mississippi’s 5th congressional district (R) (Lilly White) – lost
Cynthia M. Matthews
- 2004 – California’s 26th congressional district (D) – lost
- 2006 – California’s 26th congressional district (D) – lost
Dan Matthews
- 2012 – Washington’s 2nd congressional district (R) – lost
- 2022 – Washington’s 2nd congressional district (R) – lost
