MacArthur or Macarthur may refer to:

Arts and media

* INSS MacArthur, a fictional starship featured in the science fiction novel ''The Mote in God's Eye'' * ''MacArthur'' (1977 film), a movie biography of General of the Army Douglas MacArthur * ''MacArthur'' (1999 film), a two-part television documentary film about Douglas MacArthur * ''Macarthur'' (novel), a novel by Bob Ong

People

* Clan Arthur (also known as Clan MacArthur), a Scottish clan * MacArthur (surname), people with the surname MacArthur, including: ** Douglas MacArthur (1880–1964), a U.S. General of the Army

Places

Australia

* Macarthur, Australian Capital Territory, a suburb of Canberra, ACT, Australia * Macarthur, New South Wales, a region of south-western Sydney, NSW, Australia * Macarthur, Victoria, a town in the Western District of the state of Victoria, Australia

Other countries

* MacArthur, Leyte, a municipality in the province of Leyte, Philippines * MacArthur, West Virginia, a census-designated place in the state of West Virginia, U.S.

Sport

* Macarthur Rams FC, an Australian semi-professional football club based in Campbelltown, New South Wales, Australia * Macarthur FC, an Australian professional football club based in South Western Sydney, New South Wales

Other uses

* Division of Macarthur, an electoral division in regional New South Wales, Australia * Fort MacArthur, a former military base in Los Angeles, US * Long Island MacArthur Airport, Suffolk County, New York, US * MacArthur Center, shopping mall in Norfolk, Virginia, US * MacArthur Foundation, private, independent grantmaking institution ** MacArthur Fellows Program, fellowship/grant awarded by the MacArthur Foundation * MacArthur Freeway, segment of Interstate 580 * Macarthur railway station, a train station in Macarthur, NSW, Australia * UWS Macarthur, a former campus of Western Sydney University