All over the world, Íss (Islande 
, Ís 
, Íss ) is quite a rare epicene first name. The forename Íss is characteristic of the Dominican Republic, where it is quite a rare feminine name, Algeria, where it is a rare boy's name, and the Democratic Republic of the Congo, where it is a rare feminine name. Measured by absolute frequency, the name is most common in the United States, the Democratic Republic of the Congo, and Algeria. Much less frequently, Íss is the last name as well as the forename.