Last name Frío (Frio 
, Frío , Friu 
) , all around the world, is quite a rare surname. The family name Frío is characteristic of Guam, where it is quite a common surname, Philippines, where it is quite a rare surname, and Angola, where it is a rare surname. Measured by absolute frequency, this name is the most popular in Philippines, Angola, and the United States. Also, Frío is the forename as well as the last name.