McIlwraith or Mcilwraith is a surname. Notable people with the surname include:
Alan Mcilwraith (born 1978), Scottish fraudster Andrew McIlwraith (1844–1932), co-founder of McIlwraith, McEacharn & Co, brother of John and Thomas McIlwraith David McIlwraith, Canadian TV actor active since the 1970s George McIlraith, Canadian Parliamentarian Jean McIlwraith, (1858–1938), Canadian novelist and biographer John McIlwraith (businessman) (1828–1902), Manufacturer, Mayor of Melbourne 1873-1874, brother of Andrew and Thomas McIlwraith John McIlwraith (commentator), a Scottish-Canadian radio broadcaster John McIlwraith (cricketer) (1857–1938), Australian cricket player Sheila McIlraith, Canadian computer scientist Thomas McIlwraith (1835–1900), three time Premier of Queensland 1879-1883, 1888, and 1893; brother of Andrew and John
Places
McIlwraith, Queensland, a locality in the Bundaberg Region, Queensland, Australia McIlwraith Range, Cape York Peninsula, Far North Queensland, Australia
Other
McIlwraith, McEacharn & Co, British-Australian shipping company