1978 Australian Open
- Australian Open
- French Open
- Wimbledon Championships
- U.S. Open
The Australian Open 1978 took place between January 3, 1979 December 25, 1978. It was the 11th Australian Open since the Open Era and the 67th edition of the Grand Slam tournament in Australia.
Defending champion in men's singles was Vitas Gerulaitis and in women's singles Evonne Goolagong. In the men's doubles were Ray Ruffels and Allan Stone and in women's doubles Evonne Cawley / Helen Gourlay and Mona Guerrant / Kerry Reid, the defending champion.
- 2.1 seedings
- 3.1 seedings
- 4.1 seedings
Men's Singles
→ Main article: Australian Open 1978/Herreneinzel
Seedings
Women's Singles
→ Main article: Australian Open 1978/Dameneinzel
Seedings
Men's doubles
→ Main article: Australian Open 1978/Herrendoppel
Seedings
Women Doubles
→ Main article: Australian Open 1978/Damendoppel
Seedings
Mixed
Between 1970 and 1986 no Mixed competitions were held at the Australian Open.