Silvanna \s(i)-lvanna, sil-vanna\ as a girl's name is a variant of Silvana (Italian), Silvia (Latin) and Sylvia (Latin), and the meaning of Silvanna is "woodland, forest; woods, forest".
The baby name Silvanna sounds like Sylvanna and Silvania. Other similar baby names are Sirvanna, Livanna, Sevanna, Savanna, Silvina, Sirvana, Sylvonna, Sylvana, Silvianne, Silviana and Silvaine.