Polo Ralph Lauren Corporation is a luxury clothing and goods company of the American fashion designer Ralph Lauren. Polo Ralph Lauren specializes in high-end casualmi-formal wear for men and women, as well as accessories, fragrances, home (bedding, towels) and housewares. It has its headquarters in Midtown Manhattan, New York City.

The brand was launched in 1967 when Ralph Lauren, born Ralph Lifschitz, got a $50,000 loan. Prior to starting Ralph Lauren, he worked for Datrian Riser. In 1968 he started a line of men's ties. By 1969 he had a boutique store within the Manhattan department store Bloomingdale's. In 1971, Polo Ralph Lauren launched its first women's collection and his first stand-alone store in Beverly Hills, California. Ten years later, in 1981, the brand went global with its first international store on London's New Bond Street. The Polo Sport line was introduced in 1993. The company went public in 1997.

The brand now produces clothing, accessories, fragrances, furniture, and operates the restaurant RL in Chicago.