EntityQ387234· pop 12· linked from 180 articlesQueen MarciaSign in to savemythical queen regnant of the BritonsConnectionsEnglish languageConceptJulius CaesarPersonWelshEntityConstantine the GreatEntityVespasianEntityClaudiusEntityKing ArthurEntityAlfred the GreatEntityDiocletianEntitySeptimius SeverusEntityAeneasEntityCaracallaEntityConstantius ChlorusEntityHelena AugustaEntityGeoffrey of MonmouthEntityGetaEntityregentEntityMerlinEntityExcaliburEntityCeltic BritonsEntityCategories4th-century BC regents4th-century BC women regentsAncient European womenAncient queens consortBritish traditional historyLegendary monarchs