See main article: 2005 Australian Open. Victoria Azarenka won the title, defeating Ágnes Szávay in the final, 6–2, 6–2. Azarenka would go on to win the women's title in 2012 and 2013.
Shahar Pe'er was the defending champion, but chose to participate in the women's qualifying competition, where she lost to top seed Sesil Karatantcheva in the final round.