Open Era champions

2023: Coco Gauff
2022: Iga Swiatek
2021: Emma Raducanu
2020: Naomi Osaka (2)
2019: Bianca Andreescu
2018: Naomi Osaka
2017: Sloane Stephens
2016: Angelique Kerber
2015: Flavia Pennetta
2014: Serena Williams (6)
2013: Serena Williams (5)
2012: Serena Williams (4)
2011: Samantha Stosur
2010: Kim Clijsters (3)
2009: Kim Clijsters (2)
2008: Serena Williams (3)
2007: Justine Henin (2)
2006: Maria Sharapova
2005: Kim Clijsters
2004: Svetlana Kuznetsova
2003: Justine Henin
2002: Serena Williams (2)
2001: Venus Williams (2)
2000: Venus Williams
1999: Serena Williams
1998: Lindsay Davenport
1997: Martina Hingis
1996: Steffi Graf (5)
1995: Steffi Graf (4)
1994: Arantxa Sanchez Vicario
1993: Steffi Graf (3)
1992: Monica Seles (2)
1991: Monica Seles
1990: Gabriela Sabatini
1989: Steffi Graf (2)
1988: Steffi Graf
1987: Martina Navratilova (4)
1986: Martina Navratilova (3)
1985: Hana Mandlikova
1984: Martina Navratilova (2)
1983: Martina Navratilova
1982: Chris Evert (6)
1981: Tracy Austin (2)
1980: Chris Evert (5)
1979: Tracy Austin
1978: Chris Evert (4)
1977: Chris Evert (3)
1976: Chris Evert (2)
1975: Chris Evert
1974: Billie Jean King (4)
1973: Margaret Court (5)
1972: Billie Jean King (3)
1971: Billie Jean King (2)
1970: Margaret Court (4)
1969: Margaret Court (3)
1968: Virginia Wade

Pre-Open Era champions

1967: Billie Jean King
1966: Maria Bueno (4)
1965: Margaret Court (2)
1964: Maria Bueno (3)
1963: Maria Bueno (2)
1962: Margaret Court
1961: Darlene Hard (2)
1960: Darlene Hard
1959: Maria Bueno
1958: Althea Gibson (2)
1957: Althea Gibson
1956: Shirley Fry Irvin
1955: Doris Hart (2)
1954: Doris Hart
1953: Maureen Connolly Brinker (3)
1952: Maureen Connolly Brinker (2)
1951: Maureen Connolly Brinker
1950: Margaret Osborne duPont (3)
1949: Margaret Osborne duPont (2)
1948: Margaret Osborne duPont
1947: Louise Brough Clapp
1946: Pauline Betz Addie (4)
1945: Sarah Palfrey Cooke
1944: Pauline Betz Addie (3)
1943: Pauline Betz Addie (2)
1942: Pauline Betz Addie
1941: Sarah Palfrey Cooke
1940: Alice Marble (4)
1939: Alice Marble (3)
1938: Alice Marble (2)
1937: Anita Lizana
1936: Alice Marble
1935: Helen Jacobs (4)
1934: Helen Jacobs (3)
1933: Helen Jacobs (2)
1932: Helen Jacobs
1931: Helen Wills Moody (7)
1930: Betty Nuthall Shoemaker
1929: Helen Wills Moody (6)
1928: Helen Wills Moody (5)
1927: Helen Wills Moody (4)
1926: Molla Bjurstedt Mallory (8)
1925: Helen Wills Moody (3)
1924: Helen Wills Moody (2)
1923: Helen Wills Moody
1922: Molla Bjurstedt Mallory (7)
1921:1920: Molla Bjurstedt Mallory (5)
1919: Hazel Hotchkiss Wightman (4)
1918: Molla Bjurstedt Mallory (4)
1917: Molla Bjurstedt Mallory (3)
1916: Molla Bjurstedt Mallory (2)
1915: Molla Bjurstedt Mallory
1914: Mary Browne (3)
1913: Mary Browne (2)
1912: Mary Browne
1911: Hazel Hotchkiss Wightman (3)
1910: Hazel Hotchkiss Wightman (2)
1909: Hazel Hotchkiss Wightman
1908: Maud Barger-Wallach
1907: Evelyn Sears
1906: Helen Homans
1905: Elisabeth Moore (4)
1904: May Sutton
1903: Elisabeth Moore (3)
1902: Marion Jones (2)
1901: Elisabeth Moore (2)
1900: Myrtle McAteer
1899: Marion Jones
1898: Juliette Atkinson (3)
1897: Juliette Atkinson (2)
1896: Elisabeth Moore
1895: Juliette Atkinson
1894: Helen Hellwig
1893: Aline Terry
1892: Mabel Cahill (2)
1891: Mabel Cahill
1890: Ellen Roosevelt
1889: Bertha Townsend (2)
1888: Bertha Townsend
1887: Ellen Hansell