Most Australian Open women's singles tennis titles won
- Who
- Margaret Court
- What
- 11 total number
- Where
- Australia (Melbourne)
- When
- 13 October 2017
Margaret Court (née Smith, Australia) won 11 Australian Open titles, in 1960–66, 1969–71 and 1973. Serena Williams (USA) has won the most singles titles in the open era (since 1968); she won her seven titles in 2003, 2005, 2007, 2009–10, 2015 and 2017.
Court "only" won four Australian Open titles in the open era (1969–71 and 1973).
Court is one of five players to have won three consecutive Australian Open titles in the open era. The others are: Evonne Goolagong (1974–76), Steffi Graf (1988–90), Monica Seles (1991–93) and Martina Hingis (1997–99).