Guillaume de Lorris was a French scholar and poet from Lorris. He was the author of the first section of the .[1] Little is known about him, other than that he wrote the earlier section of the poem around 1230, and that the work was completed forty years later by Jean de Meun. He is only known by mention of Jean de Meun, (de Meung in French), in .[2]
de Lorris' poem was translated into Middle English verse by Chaucer, and into Modern English verse by F. S. Ellis.