Surname Ийна (Iina 
, Ijna , Ийна 
) , globally, is a rare cognomen. The cognomen Ийна is characteristic of Algeria, where it is a rare surname, Morocco, and Finland, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in Algeria, Morocco, and Indonesia. More frequently, Ийна is the forename as well as the last name.