The Tufted Gray Langur (Semnopithecus priam) is an Old World monkey, one of the species of langurs. This, like other gray langurs, is a leaf-eating monkey. It is found in southeast India and Sri Lanka. It is one of several Semnopithecus species named after characters from The Iliad, along with Semnopithecus hector and Semnopithecus ajax.
