Auina \au(i)-na\ as a girl's name is of Hawaiian origin, and the meaning of Auina is "sloping".

Baby names that sound like Auina are Aina, Ainah, Agna, Aine, Ana, Anna, Ania, Aniya, Ayana, Euna, Juana, Jaina, Jina and Wina. Other similar baby names are Abina, Adina, Alina, Amina, Anina and Arina.