Geoffroi de Villehardouin was a French knight and chronicler born around 1150. He is best known for his role in the Fourth Crusade, where he served as a leader and participated in the conquest of Constantinople in 1204. Villehardouin's firsthand experiences during the crusade provided valuable insights into the events of the time. He authored "The Conquest of Constantinople," a detailed account of the Crusades and the political landscape of the era. His writings are significant historical sources, offering perspectives on medieval warfare, chivalry, and the interactions between Christians and Muslims.