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In all the world, Silviana (Sylviane , Silviana ) is a common female first name. The forename Silviana is characteristic of France, where it is quite a common feminine name, Cameroon, where it is quite a common predominantly female, but very infrequently boy's name, and Madagascar, where it is quite a rare female name. In absolute terms, it most frequently occurs in France, Indonesia, and Cameroon. Much less frequently, Silviana is the last name as well as the forename.
Silviana is also a name for the fictitious and mythical characters: Silviana , the fictional character from The Wheel of Time and Sylviane , the operatic character in the opera Die lustige Witwe, The Merry Widow.