Family name ريسكو (Riesco 
, ريسكو) , globally, is quite a rare cognomen. The last name ريسكو is habitual in Andorra, where it is quite a common surname, Chile, where it is quite a rare surname, and Argentina. Measured by absolute frequency, it most frequently occurs in Spain, Argentina, and Chile. Also, ريسكو is the forename as well as the last name.