Save Gender Masculine Usage English (British), French (Rare), German (Rare) Pronounced Pron. sil-VEE-us(British English) SEEL-VEE-US(French) SEEL-vee-us(German) [key] Other Forms FormsSilvius Meaning & History Variant of Silvius. A famous bearer of this name is the German composer and lutenist, Sylvius Leopold Weiss.