Marjorie Ellen Mahoney Dusay (/mɑːrdʒ duːˈseɪ/; née Mahoney; February 20, 1936 – January 28, 2020) was an American actress known for her roles on American soap operas. She was especially known for her role as Alexandra Spaulding on Guiding Light, a role she played on and off from 1993 through the show's 2009 cancellation, as well as the wife of Douglas MacArthur in the 1977 movie MacArthur.