Saint Laurent Boulevard, also known as Saint Lawrence Boulevard, is a major street in Montreal, Quebec, Canada. A commercial artery and cultural heritage site, the street runs north–south through the near-centre of city and is nicknamed The Main, which is the abbreviation for "Main Street".

Main Street is a metonym used to denote a primary retail street of a village, town or small city in many parts of the world. It is usually a focal point for shops and retailers in the central business district, and is most often used in reference to retailing, socializing, and the place to go to find "common" concerns.