André Gabriel Edmée Pirro (12 February 1869 – 11 November 1943) was a French musicologist and an organist. Born in Saint-Dizier, Pirro learned to play the organ from his father Jean Pirro. In Paris where he became and organist and a choirmaster for the Collège Stanislas de Paris. He studied with César Franck and taught music history at the Schola Cantorum. Pirro published his academic thesis on the Aesthetics of Bach in 1907, followed by Descartes and the Music'. His famous pupils include Yvonne Rokseth, Vladimir Fedorov, Dragan Plamenac, Armand Machabey, Geneviève Thibault de Chambure, Marc Pincherle, Jacques Chailley, Eugénie Droz, and Aimee Wiele. See: List of music students by teacher: N to Q#André Pirro. These days he is probably most often remembered through his musicological collabo