Likely a variant of Iliana or Iana, tied to Greek forms meaning bright or associated with the sun.
Iiana is likely a variant of Iliana or Iana, forms often tied to Greek-derived names associated with brightness or the sun. That makes it one of those names whose shape is modern and fluid, while its associations belong to a much older symbolic world. Brightness names have a long history across cultures because light naturally lends itself to ideas of beauty, clarity, and favor.
Iiana fits that tradition with a softer, more contemporary spelling. The name feels airy and slightly ethereal, helped by its repeated vowels and gentle ending. It has the kind of visual delicacy that makes it seem ornamental without becoming heavy.
Because it is rare, Iiana does not carry many fixed expectations, which gives it room to feel personal and fresh. The Greek connection supplies depth, but the modern presentation keeps it from sounding antique. Iiana suggests lightness of spirit and a quiet, luminous elegance.