Wungong, pronounced is a semi-rural south-eastern suburb of Perth, Western Australia, located midway between Armadale and Byford and located in the local government area of the City of Armadale. The first survey in this area was by Alfred Hillman in January 1835. Hillman named the perennial stream that flows through the district the ‘Marshall River…Wungong, pronounced is a semi-rural south-eastern suburb of Perth, Western Australia, located midway between Armadale and Byford and located in the local government area of the City of Armadale. The first survey in this area was by Alfred Hillman in January 1835. Hillman named the perennial stream that flows through the district the ‘Marshall River’ after Captain Marshall MacDermott who was a prominent figure in the Swan River Colony during its earliest years, but this name did not gain hold.