Guido of Arezzo

991 - 1050

Photo of Guido of Arezzo

Icon of person Guido of Arezzo

Guido of Arezzo (also Guido Aretinus, Guido Aretino, Guido da Arezzo, Guido Monaco, Guido d'Arezzo, Guido Monaco Pomposiano, or Guy of Arezzo also Guy d'Arezzo) (991/992 – after 1033) was an Italian music theorist of the Medieval era. He is regarded as the inventor of modern staff notation that replaced neumatic notation. Read more on Wikipedia

Since 2007, the English Wikipedia page of Guido of Arezzo has received more than 386,075 page views. His biography is available in 55 different languages on Wikipedia (up from 53 in 2019). Guido of Arezzo is the 54th most popular composer, the 183rd most popular biography from Italy (up from 195th in 2019) and the 12th most popular Italian Composer.

Guglielmo da Pisa, known as Guido of Arezzo, was a medieval Italian music theorist and composer. He is most famous for inventing the Guidonian hand, a system of musical notation that uses lines and spaces between staves to indicate pitch.

Memorability Metrics

  • 390k

    Page Views (PV)

  • 80.44

    Historical Popularity Index (HPI)

  • 55

    Languages Editions (L)

  • 10.44

    Effective Languages (L*)

  • 2.76

    Coefficient of Variation (CV)

Page views of Guido of Arezzos by language


Among composers, Guido of Arezzo ranks 54 out of 1,228. Before him are Gaetano Donizetti, Erik Satie, Carl Orff, Jean-Philippe Rameau, Vincenzo Bellini, and Georg Philipp Telemann. After him are Anton Bruckner, Domenico Scarlatti, Aram Khachaturian, Edward Elgar, Henry Purcell, and Alexander Borodin.

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Among people born in 991, Guido of Arezzo ranks 1 Among people deceased in 1050, Guido of Arezzo ranks 1After him are Zoë Porphyrogenita, Anund Jacob, Peter, King of Hungary, Ingegerd Olofsdotter of Sweden, Herleva, and Suryavarman I.

Others Born in 991

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Others Deceased in 1050

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In Italy

Among people born in Italy, Guido of Arezzo ranks 183 out of 4,088. Before him are Giovanni Bellini (1430), Pope Gregory XV (1554), Vincenzo Bellini (1801), Pliny the Younger (61), Pope Paul IV (1476), and Pope Martin V (1369). After him are Luchino Visconti (1906), Domenico Scarlatti (1685), Vitellius (15), Pope Nicholas V (1397), Didius Julianus (133), and Rita of Cascia (1381).

Among COMPOSERS In Italy

Among composers born in Italy, Guido of Arezzo ranks 12Before him are Antonio Salieri (1750), Claudio Monteverdi (1567), Jean-Baptiste Lully (1632), Tomaso Albinoni (1671), Gaetano Donizetti (1797), and Vincenzo Bellini (1801). After him are Domenico Scarlatti (1685), Giovanni Battista Pergolesi (1710), Alessandro Scarlatti (1660), Nino Rota (1911), Luigi Boccherini (1743), and Jacopo Peri (1561).