First-seeded Joan Hartigan defeated Coral Buttsworth 6–4, 6–3, in the final to win the women's singles tennis title at the 1933 Australian Championships.
The seeded players are listed below. Joan Hartigan is the champion; others show the round in which they were eliminated.
Joan Hartigan (champion) Coral Buttsworth (finalist) Emily Hood Westacott (semifinals) Marjorie Crawford (second round) Frances Hoddle-Wrigley (semifinals) Nell Hall (quarterfinals) Mall Molesworth (quarterfinals) Nancy Lewis (quarterfinals)