The 1975 Custom Credit Australian Indoor Championships was a men's professional tennis tournament played on indoor hard courts at the Hordern Pavilion in Sydney, Australia and was part of the 1975 Commercial Union Assurance Grand Prix as a Group AA category event. The tournament was held from 13 October through 19 October 1975. Unseeded Stan Smith won the singles title.[1] [2]
See main article: 1975 Custom Credit Indoor Tennis Tournament – Singles. Stan Smith defeated Robert Lutz 7–6, 6–2
See main article: 1975 Custom Credit Indoor Tennis Tournament – Doubles. Brian Gottfried / Raúl Ramírez defeated Ross Case / Geoff Masters 6–4, 6–2