The gray brocket (Mazama gouazoubira), also known as the brown brocket, is a species of brocket deer from northern Argentina, Bolivia, southern Peru, eastern and southern Brazil, Paraguay and Uruguay. It formerly included the Amazonian Brown Brocket (M. nemorivaga) and sometimes also the Yucatan Brown Brocket (M. pandora) as subspecies. Unlike other species of brocket deer in its range, the gray brocket has a gray-brown fur without reddish tones.