Brevis commentarius de Islandia is a book in Latin written and published in Copenhagen in 1593 by the Icelandic scholar Arngrímur Jónsson. The work aimed to debunk popular misconceptions about the people and geography of Iceland which circulated in printed works at the time. The extended title of the book, Brevis commentarius de Islandia, quo scriptorum de hac insida errores delegunltir et txtraneorum qiiorundam conviciis ac culumniis, quibus Islandis liberius insuharc solenl, occurritiir, accurately describes the purpose of the text as a work "in which the errors of writers of this island are debunked and the blatant accusations and lies of the scribes, which are usually more freely spoken of in Iceland, are met with."