Cognomen סילביאן (Silvian 
, סילביאן 
) , in all the world, is a rare family name. The surname סילביאן is characteristic of Iceland, where it is quite a rare surname, Romania, and Indonesia, where it is a rare surname. In absolute terms, it is the most numerous in Indonesia, Romania, and Spain. More frequently, סילביאן is the forename as well as the last name.