Marcel Aubut, OC OQ KC (born January 5, 1948) is a Canadian lawyer, former president of the Canadian Olympic Committee and former president and Chief Executive Officer of the Quebec Nordiques of the National Hockey League (NHL). He was a board member of many businesses and organizations. He is currently a Quebec City-based lawyer at M.A. Droit & Stratégie d'affaires inc. He previously worked at Heenan Blaikie and BCF.