800 in Brazil (2010 C. Luz). About evenly divided between northern and southern dialects. 15,700 for all Yanomam groups in Brazil (2006 FUNASA). Population total all countries: 900. Most are monolingual. Ethnic population: 1,200 ( C. Luz).
Roraima, Mucajaí, upper Uraricaá and Paragua rivers.
Northern Ninam (Shiriana, Uraricaa-Paragua), Southern Ninam (Mukajai, Shirishana).
Distinct from the Arawakan Xiriâna [xir].