Cognomen Diabe (Diabe 
) , around the globe, is quite a rare last name. The surname Diabe is habitual in Sub-Saharan Africa, particularly Mauritania, where it is quite a rare surname, Cameroon, and Benin, where it is a rare surname. In absolute terms, the name is most common in Cameroon, Mauritania, and Morocco. Likewise, Diabe is the forename as well as the last name.