Sir Fergus McMaster (3 May 1879 – 8 August 1950) was an Australian businessman and aviation pioneer.

He was one of the three founders of the Queensland and Northern Territory Aerial Services Limited, the airline company that became commonly known by its acronym, Qantas.

McMaster was born in Morinish, a town near the city of Rockhampton, Queensland.

In January 1917 he enlisted in the First Australian Imperial Force and served as a gunner and dispatch rider in France during World War I.

His funeral was held on 10 August 1950 at St Andrew's Presbyterian Church, after which he was cremated at Mount Thompson crematorium.