(called Ab Ithel), a Welsh clergyman, was born at Llangyhafel, Denbighshire, North Wales, in 1811. He graduated from Jesus College, Oxford, in 1834; was ordained in the Established Church, and stationed successively at Llanfor, Nerguis, and Llanymowddwyn; and preferred by the bishop of Bangor to the rectory of Llanenddwyn, Merionethshire, a few months before his death, which occurred August 27, 1861. He published, The Church of England Independent of the Church of Rome in All Ages: — Ecclesiastical Antiquities of the Cymry (1844): — Glossary of Terms Used for Articles of British Dress and Armor. (1851): — Ancient Welsh Grammar (1856): — Brut y Twysogion; or, The Chronicle of the Princes (1860): — Barddas, or Bardism: a Collection of Original Documents Illustrative of the Theology, Discipline, and Usages of the Bardo-Druidic System of the Isle of Britain; with Translation and Notes (1862).