Surname Салу (Salou 
, Салу 
) , across the world, is quite a common cognomen. The cognomen Салу is habitual in Sub-Saharan Africa, particularly Togo, where it is quite a rare surname, Benin, and Burkina Faso. Not in comparison with a country's population, it is the most numerous in the Democratic Republic of the Congo, France, and Niger. Very seldom, Салу is the forename as well as the last name.