First-seeded Louise Brough defeated Doris Hart, 6–4, 3–6, 6–4 in the final to win the women's singles tennis title at the 1950 Australian Championships. The event was played on outdoor grass courts in Melbourne, Australia.
The seeded players are listed below. Louise Brough is the champion; others show the round in which they were eliminated.
Louise Brough (champion) Doris Hart (finalist)
Nancye Bolton (semifinals) Joyce Fitch (semifinals) Thelma Long (quarterfinals) Mary Hawton (quarterfinals) Nell Hopman (quarterfinals) Esme Ashford (second round)