Criccieth Castle a distant relation of Llywelyn ap Gruffudd, began an uprising against English rule that spread quickly through Wales. Several English-held towns were razed and Criccieth (along with Harlech Castle and Aberystwyth Castle) were besieged that winter. Its residents survived until spring when the castle was resupplied. In the 14th century the castle had a notable Welsh constable called Hywel ap Gruffydd, known as Howell the Axe, who fought for Edward III at the Battle of Poitiers in 1356. The castle was used as a prison until 1404 when Welsh forces captured the castle during the rebellion of Owain Glyndŵr. The
Rhun ab Owain Gwynedd Rhun ab Owain Gwynedd Rhun ab Owain Gwynedd was the eldest child of Owain Gwynedd (the king of Gwynedd between 1137-1170). His mother was an Irish woman Pyfog (sometimes called Ffynnod Wyddeles) who was one of his father's many mistresses. Despite being illegitimate he was his father's favourite child and chosen successor. However, his premature death in 1146 is said to have cast his father into a deep depression which was only cured when he heard his forces had captured Mold Castle from the English. The Brut y Tywysogion describes Rhun ab Owain Gwynedd as: "fair of form and aspect,