This is a list of electoral results for the Electoral district of Williamstown in Victorian state elections.

Members for Williamstown MemberPartyTerm  John Foster Unaffiliated 1856–1857  George Perry Unaffiliated 1857–1859  George Frederic Verdon Liberal 1859–1868  Thomas Mason Unaffiliated 1868–1871  Alfred Clark Liberal 1871–1887  James Mirams Liberal 1887–1889  William Carter Labor 1889–1894  James Styles Labor 1894–1900  Alexander Ramsay Liberal 1900–1904  John Lemmon Labor 1904–1955  Larry Floyd Labor 1955–1973  Gordon Stirling Labor 1973–1988  Joan Kirner Labor 1988–1994  Steve Bracks Labor 1994–2007  Wade Noonan Labor 2007–2018  Melissa Horne Labor 2018–present

Election results Elections in the 2020s 2022

Elections in the 2010s 2018

2014

2010

Elections in the 2000s 2007 by-election

2006

2002

Elections in the 1990s 1999

1996

1994 by-election

1992

Elections in the 1980s 1988

1985

1982

Elections in the 1970s 1979

1976

1973

1970

Elections in the 1960s 1967

1964

1961

Elections in the 1950s 1958

1955

1952

1950

Elections in the 1940s 1947

1945

1943

1940

Elections in the 1930s 1937

1935

1932

Elections in the 1920s 1929

1927

1924

1921

1920

Elections in the 1910s 1917

1914

1911

References