MBAC may stand for:
Harold Charles International Airport (ICAO: MBAC), Ambergris Cay, Turks and Caicos Margolis Brown Adaptors Company, an internationally touring physical theatre company Master Bowlers Association of Canada Medical and Biomedical Advisory Council Mission Bay Aquatic Center, a waterfront community center located in Mission Bay Park, San Diego Mohun Bagan Athletic Club Museum of Fine Arts (disambiguation), several art museums