Iolantha \i(o)-lan-tha, iol(a)-ntha\ as a girl's name is a variant of Iolanthe (Greek) and Yolanda (Greek, Spanish), and the meaning of Iolantha is "violet flower".

The baby name Iolantha sounds like Yolantha, Jolantha, Iolanta and Eolantha. Other similar baby names are Calantha, Kalantha, Iantha, Iolana, Yolanthe, Jolanthe, Iolanda and Melantha.