High Quality Content by WIKIPEDIA articles! Y Gododdin (pronounced ) is a medieval Welsh poem consisting of a series of elegies to the men of the Britonnic kingdom of Gododdin and its allies who, according to the conventional interpretation, died fighting the Angles of Deira and Bernicia at a place named Catraeth. It is traditionally ascribed to the bard Aneirin, and survives only in one manuscript, known as the Book of Aneirin.