Family name 유나 (Yuna 
, Euna 
, 유나 ) , across the world, is quite a common cognomen. The surname 유나 is habitual in Malaysia, where it is quite a rare surname, South Korea, and Mongolia. Not in comparison with a country's population, it is the most numerous in Indonesia, Malaysia, and South Korea. More frequently, 유나 is the forename as well as the last name.