Surname Ganou (Ganou 
, Гану 
) , all around the world, is quite a rare last name. The surname Ganou is habitual in Burkina Faso, where it is quite a rare surname, Ivory Coast, where it is a rare surname, and Greece. In absolute terms, it is commonest in Burkina Faso, Algeria, and Ivory Coast. Very seldom, Ganou is the forename as well as the last name.