His bardic name is Welsh for "Iolo of Glamorgan" (the county's name is spelt "Morgannwg" in modern Welsh).
Iolo | Iolo Morganwg | Iolo Goch |
The version known as the Brut Tysilio, attributed to the 7th-century Welsh saint Tysilio, became more widely known when its text was published in The Myvyrian Archaiology of Wales, a once-influential collection of Welsh literary material whose credibility has suffered due the involvement of the antiquarian forger Iolo Morganwg, in 1801-1807.
Coelbren y Beirdd, a supposed "druidic" alphabet invented by forger Iolo Morganwg (1747-1826)