Guess is an American clothing brand and retailer. In addition to clothing for both men and women, Guess markets other fashion accessories such as watches, jewelry, perfumes, and shoes.

​

Guess began in 1981 as a book of styles by Georges Marciano. During the 1980s, Guess was one of the most popular brands of denim jeans. 

The company was one of the first companies to create designer jeans. While the first jeans were for women, a men's line debuted in 1983. In 1984, Guess introduced its new line of watches.