Most holy or noble
Aryannah is a modern phonetic elaboration of Arianna, which stems from the Greek name Ariadne. It is composed of the Greek elements 'ari', an intensive prefix meaning 'most', and 'adnos', meaning 'holy'. The double 'n' and 'h' ending are contemporary American stylistic additions.
Less common today
Aryannah isn't in the latest US Top 1000. It last peaked at #4,877 in 2013.
US births per 5-year period, 1990βpresent (SSA data).