The 1978 Toyota Women's Classic, was a women's tennis tournament played on outdoor grass courts at White City Stadium in Sydney in Australia.

The event was part of the AA[a] category of the 1979 Colgate Series.

It was the 3rd edition of the tournament and was held from 4 December through 10 December 1978.

[2] Fifth-seeded Dianne Fromholtz won the singles title and earned $15,000.

[2][3] Dianne Fromholtz defeated Kerry Reid 6–1, 1–6, 6–4 Kerry Reid / Wendy Turnbull defeated Judy Chaloner / Anne Hobbs 6–2, 4–6, 6–2