From Wikipedia, the free encyclopedia. Marj Dusay (born Marjorie Ellen Pivonka Mahoney on February 20, 1936 in Russell, Kansas) is an actress known for her roles on American soap operas. She is 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. Description above from the Wikipedia article Marj Dusay, licensed under CC-BY-SA, full list of contributors on Wikipedia.