Cognomen Осио (Ocio 
, Oshio 
, Осио 
) , in all the world, is quite a rare family name. The surname Осио is characteristic of Philippines, where it is a rare surname, Spain, and Argentina. Not in comparison with a country's population, it most frequently occurs in Philippines, Spain, and Nigeria. Likewise, Осио is the forename as well as the last name.