Cognomen כוסא (Koussa 
, כוסא 
) , around the globe, is quite a common surname. The cognomen כוסא is characteristic of Lebanon, where it is quite a common surname, Syria, where it is quite a rare surname, and Algeria. In absolute terms, it is commonest in Lebanon, Algeria, and the Democratic Republic of the Congo. Very seldom, כוסא is the forename as well as the last name.