Dos Equis is a Mexican brand of lager beer that is produced and distributed by Cervecería Cuauhtémoc Moctezuma, which is a subsidiary of Heineken International. The beer was first introduced in Mexico in 1897, and since then, it has become one of the most popular beer brands in Mexico and the United States.

In addition to Dos Equis, Cervecería Cuauhtémoc Moctezuma also produces and distributes a range of other beer brands, including Tecate, Sol, Bohemia, and Carta Blanca.