Dan /ˈdæn/ is a Southern Mande language spoken primarily in Ivory Coast (~800,000 speakers) and Liberia (150,000–200,000 speakers). There is also a population of about 800 speakers in Guinea. Dan is a tonal language, with around 9-11 contour and register tones depending on the dialect. Alternative names for the language include Yacouba or Yakubasa, Gio, Gyo, Gio-Dan, and Da. Dialects are Gio (Liberian Dan), Gweetaawu (Eastern Dan), Blowo (Western Dan), and Kla. Kla is evidently a distinct language.