William de Montfort (also Mountfort) was an English medieval Canon law jurist, singer, dean, and university chancellor. He was apparently the son of Peter de Montfort.
William de Montfort was a Professor or Doctor of Canon law. He was Chantor at Hereford Cathedral and for a time was prebendary of Inkberrow. During 1282âÂÂ3, he was Chancellor of the University of Oxford. From 1285 to 1294 he was Dean of St Paul's Cathedral in London.