Walter of Châtillon (Latinized as Gualterus de Castellione) was a 12th-century French writer and theologian who wrote in the Latin language. He studied under Stephen of Beauvais and at the University of Paris. It was probably during his student years that he wrote a number of Latin poems in the Goliardic manner that found their way into the Carmina Burana collection. During his lifetime, however, he was more esteemed for a long Latin epic on the life of Alexander the Great, the Alexandreis, sive Gesta Alexandri Magni, a hexameter epic, full of anachronisms; he depicts the Crucifixion of Jesus as having already taken place during the days of Alexander the Great. The Alexandreis was popular and influential in Walter's own times. Matthew of Vendôme and Alan of Lille borrowed from it and Henry