Page "Y Gododdin" Paragraph 2

The early date would place its oral composition to soon after the battle, presumably in the Hen Ogledd (" Old North ") in what would have been the Cumbric variety of Brythonic.

Others consider it the work of a poet in medieval Wales, composed in the 9th, 10th or 11th century.

Even a 9th-century date would make it one of the oldest surviving Welsh works of poetry.