| Gweith Gwen Ystrat | |
|---|---|
| "The Battle of Gwen Ystrad" | |
| Author(s) | unknown |
| Ascribed to | Taliesin |
| Language | late Old Welsh or Middle Welsh |
| Date | late 6th century; possibly between 1050 and 1150 (Isaac 1998) |
| Manuscript(s) | Book of Taliesin (NLW MS Peniarth 2) |
| Genre | heroic poem |
| Verse form | lines in end-rhyme, (usually) of 9 syllables each |
| Length | 32 lines |
| Setting | Battle at Llech Wen, Gwen Ystrad (unidentified) |
| Period covered | late 6th century |
| Personages | Urien, prince of Rheged; men of Catraeth; men of Britain or Pictland |
Gweith Gwen Ystrat (in English: The Battle of Gwen Ystrad), is a late Old Welsh or Middle Welsh heroic poem found uniquely in the Book of Taliesin, where it forms part of the Canu Taliesin, a series of poems attributed to the 6th-century court poet of Rheged, Taliesin.