Gyrn Wigau is a summit of the Carneddau range in Snowdonia, Wales, and forms a part of the western Carneddau commonly known as the Beras. It is a top of Drosgl.Nuttall, John & Anne (1999). The Mountains of England & Wales - Volume 1: Wales (2nd edition ed.). Milnthorpe, Cumbria: Cicerone. . It has only 15 metres of topographical prominence but is listed as a Nuttall.
References
External links www.geograph.co.uk : photos of and from Garnedd Uchaf