MV Macdhui was a steel-hulled passenger and cargo motor ship built by Barclay Curle & Company at the Clydeholm Yard, Whiteinch, Scotland for Burns, Philp & Company, Limited, Sydney NSW, Australia. She was launched on 23 December 1930 and completed during March 1931. She operated with the company's Burns, Philp Line with service to Papua and New Guinea. She was sunk in 1942, as a result of damage suffered by being hit by bombs from Japanese aircraft, near Port Moresby.