The Hunter Estuary Wetlands comprise a group of associated wetlands at and near the mouth of the Hunter River in the city of Newcastle, New South Wales, Australia. The wetlands are part of Hunter Wetlands National Park. 30 km2 of the wetlands have been recognised as being of international importance by designation under the Ramsar Convention. It was listed on 21 February 1984 as Ramsar site 287. A larger area of the wetlands has been identified by BirdLife International as an Important Bird Area (IBA). The wetlands are recognised as the most important area in New South Wales for waders, or shorebirds.