Alexandra Sandra Fraser Gwyn, OC (17 May 1935 – 26 May 2000) was a Canadian journalist and writer. She was born in St. John's, Newfoundland, the daughter of Claude Fraser and Ruth Harley. After her father's death, her mother remarried and the family moved to Halifax, Nova Scotia where Sandra attended Sacred Heart Convent. She graduated from Dalhousie University in 1955. After graduating, she moved to London where she worked at the Institute of Contemporary Arts. She returned to Ottawa and married Richard Gwyn in 1958. During the 1970s, she was the Ottawa editor for Saturday Night.