Le Morte d'Arthur (originally spelled Le Morte Darthur, Middle French for "the death of Arthur") is a reworking of existing tales by Sir Thomas Malory about the legendary King Arthur, Guinevere, Lancelot, Merlin, and the Knights of the Round Table. Le Morte d'Arthur was first published in 1485 by William Caxton, and is today one of the best-known works of Arthurian literature in English.About the Author: Sir Thomas Malory (c. 1415-18 - 14 March 1471) was an English writer, the author or compiler of Le Morte d'Arthur.