Surname לוסה (Llosa 
, לוסה 
) , all over the world, is quite a rare cognomen. The cognomen לוסה is habitual in Latin America and the Caribbean, particularly Peru, where it is quite a rare surname, Bolivia, and Uruguay, where it is a rare surname. Not in comparison with a country's population, it is the most numerous in Peru, Philippines, and Argentina. Very seldom, לוסה is the forename as well as the last name.