Kattakayam Cherian Mappillai (1859–1936) was an Indian poet and playwright of Malayalam literature. He was known for the epic poem Shreeyeshu Vijayam, which earned him the title of Mahakavi. He was the founder editor of Vijnaana Rathnaakaram, one of the earliest literary magazines in Malayalam language. Pope Pius XI presented him a gold medal in 1931.