Guido of Arezzo
11TH CENTURY ITALIAN MONK, INVENTOR OF MODERN MUSICAL NOTATION
Guido Monaco; Guido d'Arezzo; Guide of Arezza; Guido Aretinus; Guido of arezzo; Guidonian notation; Guido d'arezzo; Guido d’Arezzo; Guido D'Arezzo; Guido Aretino
Guido of Arezzo (; – after 1033) was an Italian music theorist and pedagogue of High medieval music. A Benedictine monk, he is regarded as the inventor—or by some, developer—of the modern staff notation that had a massive influence on the development of Western musical notation and practice.