Triple M 104.9

is a rock station in Sydney and is owned by Southern Cross Austereo. The station was the start of commercial FM radio in Sydney. In August 1980, launched along with 2Day FM (Hit 104.1).

Its callsign was chosen to promote its three songs in a row (triple music) policy.

In the late-1990s, Triple M expanded into sport. It was the first FM station to introduce a sports chat show. At the 2006 Melbourne Commonwealth Games, Triple M was the official FM network.

In 1994, Austereo bought Triple M from Hoyts Media bringing Triple M and 2Day FM under the same ownership. This was followed in 2011 when Austereo merged with Southern Cross Media, creating Southern Cross Austereo.