Cognomen 卡罗 (Caro 
, Karo , 卡罗 
) , all over the world, is a widespread last name. The surname 卡罗 is habitual in Latin America and the Caribbean, particularly Colombia, where it is quite a common surname, Chile, and Argentina (explore the name in all countries). In absolute terms, it is the most numerous in Colombia, Indonesia, and Argentina. Very seldom, 卡罗 is the forename as well as the last name.