58%RatingSave Gender Masculine Usage Literature Meaning & HistoryExpand Links Probably an Old Spanish form of Amadeus. In a medieval tale Amadis of Gaul was a heroic knight-errant and the lover of Oriana. The earliest extant version of the story, Amadís de Gaula, was written by Garci Rodríguez de Montalvo in 1508. Related NamesFamily Tree·Details VariantAmadísOther Languages & CulturesAmadeu(Catalan) Amédée(French) Amadeu(Galician) Amedeo, Amadeo(Italian) Amadeus(Late Roman) Amadeusz(Polish) Amadeu(Portuguese) Amadej(Slovene) Amadeo(Spanish) Same SpellingAmadís Categories medieval