Arna \a-rna, ar-na\ as a girl's name is a variant of Arnina (Hebrew), and the meaning of Arna is "mountain of strength".

The baby name Arna sounds like Arena, Arona, Aruna, Erna, Arina and Orna. Other similar baby names are Agna, Aina, Ana, Anna, Ara, Aria, Arda, Arla and Arza.