Most holy or very holy
Areonna is a modern American spelling variant of Arianna or Ariana. It ultimately derives from the Greek name Ariadne, composed of the elements 'ari' (most) and 'adnos' (holy).
Less common today
Areonna isn't in the latest US Top 1000. It last peaked at #5,187 in 2004.
US births per 5-year period, 1990βpresent (SSA data).