Surname Ouriço (Orisu 
, Ouriço 
) , in all the world, is a rare last name. The surname Ouriço is characteristic of Indonesia, where it is a very rare surname, Nigeria, where it is an extremely rare surname, and Brazil. Not in comparison with a country's population, it most frequently occurs in Indonesia, Nigeria, and India. Much less frequently, Ouriço is the forename as well as the last name.