Order of the British Empire | Alberta | Order of Australia | Law & Order | Order of the Bath | Order of St Michael and St George | Dominican Order | Royal Victorian Order | Law & Order: Special Victims Unit | Distinguished Service Order | University of Alberta | Order of Canada | Order of the Garter | New Order | Order of Saint Benedict | Order of Friars Minor Capuchin | Order of the Crown of Italy | order | Independent Order of Odd Fellows | Progressive Conservative Association of Alberta | Legislative Assembly of Alberta | Banff, Alberta | Royal Guelphic Order | Law & Order: Criminal Intent | Order of St. Olav | Alberta Liberal Party | Order of St. Gregory the Great | Venerable Order of Saint John | Order of the Star of India | Corinthian order |
Margaret E. Southern, CC, LVO, AOE (born Margaret Visser on 26 February 1931) is a Canadian businessperson, noted as a co-founder of the Spruce Meadows equestrian park near Calgary.