Ivanna \i-vanna, iv(an)-na\ as a girl's name is a variant of Ivana (Czechoslovakian, Slavic, Hebrew) and Jane (Hebrew), and the meaning of Ivanna is "God is gracious".
The baby name Ivanna sounds like Evanna, Ivanya, Ivania and Ivonna. Other similar baby names are Ianna, Ioanna and Ivanka.