Surname Ласана (Lassana 
, Ласана 
) , worldwide, is quite a common cognomen. The surname Ласана is habitual in Sub-Saharan Africa, particularly Mauritania, where it is quite a common surname, Mali, where it is quite a rare surname, and Gabon. Measured by absolute frequency, it is commonest in Sub-Saharan Africa, particularly Mali, Senegal, and Ivory Coast. More prevalently, Ласана is the forename as well as the last name.