Aoibhinn \ao(i)-bhi-nn, aoib-hinn\ as a girl's name is a variant of Aoibheann (Irish, Gaelic), and the meaning of Aoibhinn is "beautiful".
The baby name Aoibhinn sounds like Abina, Aubine and Jobina. Other similar baby names are Beibhinn, Aibhlin, Aibhilin and Bebhinn.