Macdonald

[[Isaac] is a surname (including a list of people with the name).

Macdonald, MacDonald or McDonald may also refer to:

Organisations

• McDonald's, a chain of fast food restaurants
• McDonald & Co., a former investment firm
• MacDonald Motorsports, a NASCAR team
• Macdonald Realty, a Canadian real estate brokerage firm
• McDonald Centre, a research institute in the University of Oxford

Places

Canada

• Macdonald, Manitoba, a rural municipality
• Macdonald (electoral district), a federal electoral district in Manitoba

United States

• McDonald, California
• McDonald, Kansas
• McDonald, Missouri
• McDonald, North Carolina
• McDonald, Ohio
• McDonald, Pennsylvania, a borough straddling the boundary between Washington and Allegheny counties
• McDonald Observatory, an astronomical observatory in Texas, United States
• MacDonald, West Virginia

Other uses

• McDonald (crater), a lunar impact crater in the Mare Imbrium
• Baron Macdonald, a title in the Peerage of Ireland
  • Macdonald baronets, two British titles
• Macdonald triad, a set of psychological characteristics associated with sociopathic behavior
• Macdonald polynomials, in mathematics

See also

• Macdonald River (disambiguation)
• Angus L. Macdonald Bridge, a suspension bridge in Canada
• Heard Island and McDonald Islands, Australian islands in the South Ocean
• McDonald v. Chicago, a U.S. Supreme Court case that incorporated the U.S. Constitution's second amendment against the U.S. states
• 991 McDonalda (1922 NB), a Themis family asteroid
• Justice McDonald (disambiguation)