Pennsylvania's twentieth congressional district was a congressional district in southwestern Pennsylvania. It was created following the 1830 census and was disbanded after the 2000 census removed two representatives from Pennsylvania. The is generally considered to be its successor, although the contains some of its territory.

List of members representing the district Representatives Party Years Congress Electoral history District established March 4, 1833 Andrew Stewart Anti-Masonic March 4, 1833 –March 3, 1835 Redistricted from the and re-elected in 1832. Andrew Buchanan Jacksonian March 4, 1835 –March 3, 1837 Elected in 1834.Re-elected in 1836. Democratic March 4, 1837 –March 3, 1839 Enos Hook Democratic March 4, 1839 –April 18, 1841 Elected in 1838.Re-elected in 1840.Resigned. Vacant April 18, 1841 –May 31, 1841 Henry W. Beeson Democratic May 31, 1841 –March 3, 1843 Elected to finish Hook's term. John Dickey Whig March 4, 1843 –March 3, 1845 Elected in 1843. John H. Ewing Whig March 4, 1845 –March 3, 1847 Elected in 1844. John Dickey Whig March 4, 1847 –March 3, 1849 Elected in 1846. Robert R. Reed Whig March 4, 1849 –March 3, 1851 Elected in 1848. John Allison Whig March 4, 1851 –March 3, 1853 Elected in 1850. John L. Dawson Democratic March 4, 1853 –March 3, 1855 Redistricted from the and re-elected in 1852. Jonathan Knight Opposition March 4, 1855 –March 3, 1857 Elected in 1854. William Montgomery Democratic March 4, 1857 –March 3, 1861 Elected in 1856.Re-elected in 1858. Jesse Lazear Democratic March 4, 1861 –March 3, 1863 Elected in 1860.Redistricted to the . Amos Myers Republican March 4, 1863 –March 3, 1865 Elected in 1862. Charles V. Culver Republican March 4, 1865 –March 3, 1867 Elected in 1864. Darwin A. Finney Republican March 4, 1867 –August 25, 1868 Elected in 1866.Died. Vacant August 25, 1868 –December 7, 1868 S. Newton Pettis Republican December 7, 1868 –March 3, 1869 Elected to finish Finney's term. Calvin W. Gilfillan Republican March 4, 1869 –March 3, 1871 Elected in 1868. Samuel Griffith Democratic March 4, 1871 –March 3, 1873 Elected in 1870. Hiram L. Richmond Republican March 4, 1873 –March 3, 1875 Elected in 1872. Levi A. Mackey Democratic March 4, 1875 –March 3, 1879 Elected in 1874.Re-elected in 1876. Seth H. Yocum Greenback March 4, 1879 –March 3, 1881 Elected in 1878. Andrew G. Curtin Democratic March 4, 1881 –March 3, 1887 Elected in 1880.Re-elected in 1882.Re-elected in 1884. John Patton Republican March 4, 1887 –March 3, 1889 Elected in 1886. Edward Scull Republican March 4, 1889 –March 3, 1893 Redistricted from the and re-elected in 1888.Re-elected in 1890. Josiah D. Hicks Republican March 4, 1893 –March 3, 1899 Elected in 1892.Re-elected in 1894.Re-elected in 1896. Joseph E. Thropp Republican March 4, 1899 –March 3, 1901 Elected in 1898. Alvin Evans Republican March 4, 1901 –March 3, 1903 Elected in 1900.Redistricted to the . Daniel F. Lafean Republican March 4, 1903 –March 3, 1913 Elected in 1902.Re-elected in 1904.Re-elected in 1906.Re-elected in 1908.Re-elected in 1910. Andrew R. Brodbeck Democratic March 4, 1913 –March 3, 1915 Elected in 1912. Cyrus W. Beales Republican March 4, 1915 –March 3, 1917 Elected in 1914. Andrew R. Brodbeck Democratic March 4, 1917 –March 3, 1919 Elected in 1916. Edward S. Brooks Republican March 4, 1919 –March 3, 1923 Elected in 1918.Re-elected in 1920. George M. Wertz Republican March 4, 1923 –March 3, 1925 Elected in 1922. Anderson H. Walters Republican March 4, 1925 –March 3, 1927 Elected in 1924. J. Russell Leech Republican March 4, 1927 –January 29, 1932 Elected in 1926.Re-elected in 1928.Re-elected in 1930.Resigned to become a member of the U.S. Board of Tax Appeals Vacant January 29, 1932 –April 26, 1932 Howard W. Stull Republican April 26, 1932 –March 3, 1933 Elected to finish Leech's term. Thomas C. Cochran Republican March 4, 1933 –January 3, 1935 Redistricted from the and re-elected in 1932. Denis J. Driscoll Democratic January 3, 1935 –January 3, 1937 Elected in 1934. Benjamin Jarrett Republican January 3, 1937 –January 3, 1943 Elected in 1936.Re-elected in 1938.Re-elected in 1940. Leon H. Gavin Republican January 3, 1943 –January 3, 1945 Elected in 1942.Redistricted to the . Francis E. Walter Democratic January 3, 1945 –January 3, 1953 Redistricted from the and re-elected in 1944.Re-elected in 1946.Re-elected in 1948.Re-elected in 1950.Redistricted to the . James E. Van Zandt Republican January 3, 1953 –January 3, 1963 Redistricted from the and re-elected in 1952.Re-elected in 1954.Re-elected in 1956.Re-elected in 1958.Re-elected in 1960. Elmer J. Holland Democratic January 3, 1963 –August 9, 1968 Redistricted from the and re-elected in 1962.Re-elected in 1964.Re-elected in 1966.Died. Vacant August 9, 1968 –November 5, 1968 Joseph M. Gaydos Democratic November 5, 1968 –January 3, 1993 Elected to finish Holland's term.Re-elected in 1968.Re-elected in 1970.Re-elected in 1972.Re-elected in 1974.Re-elected in 1976.Re-elected in 1978.Re-elected in 1980.Re-elected in 1982.Re-elected in 1984.Re-elected in 1986.Re-elected in 1988.Re-elected in 1990. Austin Murphy Democratic January 3, 1993 –January 3, 1995 Redistricted from the and re-elected in 1992. Frank Mascara Democratic January 3, 1995 –January 3, 2003 Elected in 1994.Re-elected in 1996.Re-elected in 1998.Re-elected in 2000.Redistricted to the but moved to and lost renomination in the . District dissolved January 3, 2003

Recent electoral history

Year   Democratic   Republican   Write-ins Candidate Votes Pct Candidate Votes Pct Votes 1992 Austin J. Murphy 114,898 51% Bill Townsend 111,591 49% 1994 Frank Mascara 95,251 53% Mike McCormick 84,156 47% 12 1996 Frank Mascara 113,394 54% Mike McCormick 97,004 46% 4 1998 Frank Mascara 97,885 100% (no candidate) 190 2000 Frank Mascara 145,131 64% Ronald J. Davis 80,312 36% Source:

References

Congressional Biographical Directory of the United States 1774–present