Silvianne \sil-vianne, silvi(an)-ne\ as a girl's name is a variant of Sylvia (Latin), and the meaning of Silvianne is "woods, forest".
The baby name Silvianne sounds like Sylvianne, Silvanna, Silviana and Silvaine. Other similar baby names are Sallianne, Calvinne, Silvana, Silvina, Silvia, Sirvanna, Silvie, Sylvine, Sylviana, Sylvanna and Silvania.