Jean-Jacques Nattiez

| birth_place = Amiens, Paris, France | death_date = | death_place = | alma_mater = | doctoral_advisor = Nicolas Ruwet | workplaces = | discipline = }}

Jean-Jacques Nattiez (; born December 30, 1945) is a French musicologist and ethnomusicologist active in Canada, who is seminal figure in music semiology. He has been a Professor of musicology at the Université de Montréal since 1972. Provided by Wikipedia