1923 Australasian Championships
Date	11–18 August 1923
Edition	16th
Category	Grand Slam (ITF)
Surface	Grass
Location	Brisbane, Australia
Venue	Milton Courts
Champions
Men's singles
Pat O'Hara Wood
Women's singles
Margaret Molesworth
Men's doubles
Pat O'Hara Wood / Bert St. John
Women's doubles
Esna Boyd / Sylvia Lance Harper
Mixed doubles
Sylvia Lance Harper / Horace Rice
← 1922 · Australasian Championships · 1924 →

The 1923 Australian Championships was a tennis tournament that took place on outdoor Grass courts at the Milton Courts, Brisbane, Australia from 11 August to 18 August. It was the 16th edition of the Australian Championships (now known as the Australian Open), the third held in Brisbane, and the second Grand Slam tournament of the year. The singles titles were won by Pat O'Hara Wood and Margaret Molesworth.

Pat O'Hara Wood defeated Bert St John 6–1, 6–1, 6–3

Margaret Molesworth defeated Esna Boyd 6–1, 7–5

Pat O'Hara Wood / Bert St. John defeated Dudley Bullough / Horace Rice 6–4, 6–3, 3–6, 6–0

Esna Boyd / Sylvia Lance Harper defeated Margaret Molesworth / Mrs. H. Turner 6–1, 6–4

Sylvia Lance Harper / Horace Rice defeated Margaret Molesworth / Bert St. John 2–6, 6–4, 6–4

• Australian Open official website