"Montjoie" is a famous medieval French chanson, or song, that celebrates the legendary hero Roland and his bravery during the Battle of Roncevaux Pass. This song is part of the larger epic poem, the Chanson de Roland, which recounts the events of the battle and the themes of loyalty and sacrifice. The term "Montjoie" itself refers to a battle cry used by Roland and his men, symbolizing their commitment to defend the Frankish kingdom. The chanson has been influential in shaping the ideals of chivalry and heroism in medieval literature, making it a significant cultural artifact of its time.