Last name Куния (Kuniya 
, Kunija 
, Cunia 
) , throughout the world, is quite a rare surname. The surname Куния is habitual in Peru, where it is quite a rare surname, United Arab Emirates, and Austria, where it is a rare surname. Measured by absolute frequency, the name is most common in Peru, United Arab Emirates, and India. More frequently, Куния is the forename as well as the last name.