[ 3 syll. ioa-na, io-ana ] The baby girl name Ioana is pronounced YowW AE-N-aa- †. Ioana is of Hawaiian, Old Norse, and Hebrew origin. It is used mainly in the Romanian and Slavic languages. Ioana is a variant of Iolana (Hawaiian and English).Ioana is also a variant of Iona (English and Scottish).Ioana is also a variant of Jane (English) in the Romanian and Slavic languages. Ioana is also a variant of Joan (English) in the Romanian language.Ioana is also a variant of Joanna (English and Polish). See also the related form, Yoana (Basque and Slavic). Ioana is rare as a baby girl name.oana is also a variant of Jane (English) in the Romanian and Slavic languages. Ioana is also a variant of Joan (English) in the Romanian language. Ioana is also a variant of Joanna (English and Polish). See also the related form, Yoana (Basque and Slavic).