Yarra Trams is the trading name of the operator of the tram network in Melbourne, Australia, which is owned by VicTrack and leased to Yarra Trams by the Victorian Department of Transport and Planning. The current franchise is operated by Keolis Downer. As at May 2014, Yarra Trams operate 487 trams, across 26 tram routes and a free City Circle tourist tram, over 1,763 tram stops. With 250 km (155.3 mi) of double track, Melbourne's tram network is the largest in the world.

The Public Transport Corporation (PTC) was a Victoria State Government owned statutory authority formed under the Transport Act 1983 which operated passenger and freight trains, trams and bus services.