Jehan de Lescurel was a French composer and poet active in the late 14th century, known primarily for his contributions to the medieval music genre. He is often associated with the Ars Nova style, characterized by its innovative rhythmic complexity and polyphony. Lescurel's notable works include a collection of motets and chansons, with "En attendant," "De ma dame vient," and "Je me complains" being among his most recognized pieces. His compositions often featured intricate melodies paired with secular and sacred themes, reflecting the duality of the medieval musical landscape. His influence on music is significant; he is considered one of the early pioneers in the development of the French polyphonic chanson, bridging the gap between the monophonic traditions of earlier centuries and the emerging complexities of the Renaissance. Despite the limited number of surviving works, Lescurel's innovative approach to rhythm and melody has left a lasting legacy, contributing to the evolution of Western music. His ability to blend poetic text with musical expression marks him as an important figure in the history of medieval music.