The Port of Newcastle is a major seaport in the city of Newcastle, New South Wales, Australia. It is the world's largest coal port.
It is made up of facilities located at Port Hunter - Yohaaba in the Hunter River estuary. The port was the first commercial export port in Australia and is the world's busiest coal export port. Annual exports of coal from Newcastle exceeded A$15 billion in 2012–13. Newcastle berthed more than 2,200 ships a year in 2012–13.
The port's harbourmaster is the Port Authority of New South Wales.