Most holy or very holy
Aarianna is an elaborated spelling of Arianna, which is the Italian form of the Greek name Ariadne. In Greek mythology, Ariadne was the daughter of King Minos who helped Theseus escape the Labyrinth. The name is derived from the Greek elements 'ari', a superlative prefix, and 'adnos', meaning holy.
Less common today
Aarianna isn't in the latest US Top 1000. It last peaked at #6,808 in 2016.
US births per 5-year period, 1990βpresent (SSA data).