The 1979 Custom Credit Australian Indoor Championships was a men's tennis tournament played on indoor hard courts at the Hordern Pavilion in Sydney, Australia and was part of the 1979 Colgate-Palmolive Grand Prix.

It was the seventh edition of the tournament and was held from 15 October through 21 October 1979.

First-seeded Vitas Gerulaitis won the singles title.

[3] Vitas Gerulaitis defeated Guillermo Vilas 4–6, 6–3, 6–1, 7–6 Rod Frawley / Francisco González defeated Vijay Amritraj / Pat Du Pré by default

This tennis competition on the ATP Tour article is a stub.