Year | Winner | sets | Finalist | sets scores | WTA Premier International played at Taube Tennis Center, Stanford | 2017 Women Stanford USA | Madison Keys | United States | | 2-1 | Coco Vandeweghe | United States | | 7-64, 6-4 | 2016 Women Stanford USA | Johanna Konta | Great Britain | | 2-1 | Venus Williams | United States | | 7-5, 5-7, 6-2 | 2015 Women Stanford USA | Angelique Kerber | Germany | | 2-0 | Karolína Plíšková | Czechia | | 6-3, 5-7, 6-4 | 2014 Women Stanford USA | Serena Williams (3) | United States | | 2-0 | Angelique Kerber | Germany | | 7-61, 6-3 | 2013 Women Stanford USA | Dominika Cibulková | Slovakia | | 2-1 | Agnieszka Radwańska | Poland | | 3-6, 6-4, 6-4 | 2012 Women Stanford USA | Serena Williams (2) | United States | | 2-0 | Coco Vandeweghe | United States | | 7-5, 6-3 | 2011 Women Stanford USA | Serena Williams | United States | | 2-0 | Marion Bartoli | France | | 7-5, 6-1 | 2010 Women Stanford USA | Victoria Azarenka | Belarus | | 2-0 | Maria Sharapova | Russia | | 6-4, 6-1 | 2009 Women Stanford USA | Marion Bartoli | France | | 2-1 | Venus Williams | United States | | 6-2, 5-7, 6-4 | WTA Tier II | 2008 Women Stanford USA | Aleksandra Wozniak | Canada | | 2-0 | Marion Bartoli | France | | 7-5, 6-3 | 2007 Women Stanford USA | Anna Chakvetadze | Russia | | 2-0 | Sania Mirza | India | | 6-3, 6-2 | 2006 Women Stanford USA | Kim Clijsters (4) | Belgium | | 2-0 | Patty Schnyder | Switzerland | | 6-4, 6-2 | 2005 Women Stanford USA | Kim Clijsters (3) | Belgium | | 2-0 | Venus Williams | United States | | 7-5, 6-2 | 2004 Women Stanford USA | Lindsay Davenport (3) | United States | | 2-1 | Venus Williams | United States | | 7-64, 5-7, 7-64 | 2003 Women Stanford USA | Kim Clijsters (2) | Belgium | | 2-1 | Jennifer Capriati | United States | | 4-6, 6-4, 6-2 | 2002 Women Stanford USA | Venus Williams (2) | United States | | 2-0 | Kim Clijsters | Belgium | | 6-3, 6-3 | 2001 Women Stanford USA | Kim Clijsters | Belgium | | 2-1 | Lindsay Davenport | United States | | 6-4, 6-75, 6-1 | 2000 Women Stanford USA | Venus Williams | United States | | 2-0 | Lindsay Davenport | United States | | 6-1, 6-4 | 1999 Women Stanford USA | Lindsay Davenport (2) | United States | | 2-0 | Venus Williams | United States | | 7-67-1, 6-2 | 1998 Women Stanford USA | Lindsay Davenport | United States | | 2-1 | Venus Williams | United States | | 6-4, 5-7, 6-4 | 1997 Women Stanford USA | Martina Hingis (2) | Switzerland | | 2-0 | Conchita Martínez | Spain | | 6-0, 6-2 | played at Henry J Kaiser Arena in Oakland | 1996 Women Oakland USA | Martina Hingis | Switzerland | | 2-0 | Monica Seles | United States | | 6-2, 6-0 | played at Oakland-Alameda County Coliseum Arena | 1995 Women Oakland USA | Magdalena Maleeva | Bulgaria | | 2-0 | Ai Sugiyama | Japan | | 6-3, 6-4 | 1994 Women Oakland USA | Arantxa Sánchez Vicario | Spain | | 2-1 | Martina Navratilova | United States | | 1-6, 7-67-5, 7-65 | 1993 Women Oakland USA | Martina Navratilova (5) | United States | | 2-0 | Zina Garrison | United States | | 6-2, 7-61 | 1992 Women Oakland USA | Monica Seles (2) | Yugoslavia | | 2-0 | Martina Navratilova | United States | | 6-3, 6-4 | 1991 Women Oakland USA | Martina Navratilova (4) | United States | | 2-1 | Monica Seles | Yugoslavia | | 6-3, 3-6, 6-3 | 1990 Women Oakland USA | Monica Seles | Yugoslavia | | 2-0 | Martina Navratilova | United States | | 6-3, 7-65 | 1989 Women Oakland USA | Zina Garrison (2) | United States | | 2-0 | Larisa Savchenko | Soviet Union | | 6-1, 6-1 | 1988 Women Oakland USA | Martina Navratilova (3) | United States | | 2-0 | Larisa Savchenko | Soviet Union | | 6-1, 6-2 | 1987 Women Oakland USA | Zina Garrison | United States | | 2-1 | Sylvia Hanika | West Germany | | 7-5, 4-6, 6-3 | 1986 Women Oakland USA | Chris Evert (3) | United States | | 2-0 | Kathy Jordan | United States | | 6-2, 6-4 | 1985 Women Oakland USA | Hana Mandlíková (2) | Czechoslovakia | | 2-0 | Chris Evert | United States | | 6-2, 6-4 | 1984 Women Oakland USA | Hana Mandlíková | Czechoslovakia | | 2-1 | Martina Navratilova | United States | | 7-66, 3-6, 6-4 | 1983 Women Oakland USA | Bettina Bunge | West Germany | | 2-0 | Sylvia Hanika | West Germany | | 6-3, 6-3 | 1982 Women Oakland USA | Andrea Jaeger (2) | United States | | 2-1 | Chris Evert | United States | | 7-65, 6-4 | 1981 Women Oakland USA | Andrea Jaeger | United States | | 2-0 | Virginia Wade | Great Britain | | 6-3, 6-1 | 1980 Women Oakland USA | Martina Navratilova (2) | United States | | 2-0 | Evonne Goolagong Cawley | Australia | | 6-1, 7-64 | 1979 Women Oakland USA | Martina Navratilova | United States | | 2-0 | Chris Evert | United States | | 7-5, 7-5 | 1978 | not held | played at San Francisco Civic Auditorium | 1977___ | Sue Barker | Great Britain | | 2-0 | Virginia Wade | Great Britain | | 6-3, 6-4 | 1976___ | Chris Evert (2) | United States | | 2-0 | Evonne Goolagong Cawley | Australia | | 7-5, 7-65-2 | 1975___ | Chris Evert | United States | | 2-0 | Billie Jean King | United States | | 6-1, 6-1 | 1974___ | Billie Jean King (3) | United States | | 2-0 | Chris Evert | United States | | 7-65-2, 6-2 | 1973___ | Margaret Court | Australia | | 2-0 | Kerry Melville | Australia | | 6-3, 6-3 | 1972___ | Billie Jean King (2) | United States | | 2-1 | Kerry Melville | Australia | | 7-65-0, 7-65-2 | 1971___ | Billie Jean King | United States | | 2-0 | Rosemary Casals | United States | | 6-3, 6-4 |
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