The Hon. Lorna Marsden is a former Canadian Senator from Ontario who was appointed to the position by former Prime Minister Pierre Trudeau. She served in the Senate for eight and a half years, where she was a member of the Standing Committee on National Finance and chairwoman of the Standing Committee on Social Affairs, Science and Technology. Dr. Marsden also served as President and Vice-Chancellor of York University and President and Vice-Chancellor of Wilfrid Laurier University in Waterloo, Ontario.