The Western Australian Open and originally called the Western Australian Championships or Western Australia Championships is a defunct Grand Prix tennis circuit Men's and WTA Tour affiliated women's tennis tournament played from 1896 to 1975 at Royal King's Park Tennis Club in Perth,^[1] Australia and was played on grass courts.

The event was first established in 1895 and continued for 78 editions the men's event was part of the ILTF Circuit from 1913 to 1967. For certain periods after the open era it was part of the ILTF Independent Tour.^[1] In 1980 it then became part of the Grand Prix circuit.

The women's even was part of WTA Tour affiliated women's tennis tournament played from 1971 to 1975. The women's event ended in 1994 and had run for 88 editions from 1895.

Margaret Court was the most successful player at the tournament, winning the singles competition three times and the doubles competition in 1971, partnering Australian Evonne Goolagong for her doubles success.

Incomplete list of champions included:

Singles

More information Year, Champions ...

Year	Champions	Runners-up	Score
1971	Margaret Court	Virginia Wade	6–1, 6–2
1972 (February)	Evonne Goolagong	Olga Morozova	6–2, 7–5
1972 (December)	Margaret Court	Evonne Goolagong	6–3, 6–2
1974	Margaret Court	Olga Morozova	6–4, 7–5
1975	Helga Niessen Masthoff	Lesley Turner Bowrey	6–2, 3–6, 6–3

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Doubles

More information Year, Champions ...

Year	Champions	Runners-up	Score
1971	Margaret Court Evonne Goolagong	Winnie Shaw Virginia Wade	6–4, 7–5
1972 (February)	Evonne Goolagong Barbara Hawcroft	Olga Morozova Janet Young	3–6, 6–4, 6–3
1972 (December)	Not held
1974	Olga Morozova Martina Navratilova	Lesley Hunt Kazuko Sawamatsu	6–1, 6–3
1975	Lesley Turner Bowrey Christine Matison	Sue Barker Michelle Tyler	6–3, 6–3

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