1931 Australian Championships – Women's singles

Coral Buttsworth defeated Marjorie Crawford 1–6, 6–3, 6–4, in the final to win the women's singles tennis title at the 1931 Australian Championships.

Seeds
The seeded players are listed below. Coral Buttsworth is the champion; others show the round in which they were eliminated.


 * 1) 🇦🇺 Marjorie Crawford (finalist)
 * 2) 🇦🇺 Sylvia Harper (semifinals)
 * 3) 🇦🇺 Louie Bickerton (quarterfinals)
 * 4) 🇦🇺 Coral Buttsworth (champion)
 * 5) 🇦🇺 Mall Molesworth (first round)
 * 6) 🇦🇺 Emily Hood Westacott (first round)
 * 7) 🇦🇺 Ula Valkenburg (first round)
 * 8) 🇦🇺 Kathleen Le Messurier (semifinals)

Key

 * Q = Qualifier
 * WC = Wild card
 * LL = Lucky loser
 * r = Retired