Giavanna \gi(a)-vanna, giav(an)-na\ as a girl's name is a variant of Giovanna (Italian, Hebrew), and the meaning of Giavanna is "God is gracious".
The baby name Giavanna sounds like Giovana and Geovanna. Other similar baby names are Aivanna, Gianna, Gitanna, Livanna, Savanna and Lavanna.