Gwilym ap Tudur Rhys and Owain Glyndŵr. As a result, the Tudur brothers began planning an attack on Conway Castle. On Good Friday, 1 April 1401, the brothers and 44 men (which included those who had also been excluded from the pardons) infiltrated the castle. They had pretended to be carpenters, and captured the castle while the guard were in church. Negotiations began for the return of the castle on 13 April, with the king represented by Henry "Hotspur" Percy and Gwilym representing the Welsh forces. After seeking a compromise, which would have resulted in pardons being given to the Welshmen, the king
Owain T.J. Morgan). Julius Pokorny favored a purely Celtic origin, from Brittonic "*Ouo-genios"/"*Owi-genjos", "Born of Sheep", "Sheep kin" Linguists Holger Pedersen and Henry Lewis (who earlier linked the name to Gaulish *Esugenos), determined that both Jackson's and Pokorny's etymologies were phonologically impossible. Owain is one of the few Welsh names to be consistently popular over the last 100 years in England and Wales, particularly with the spelling Owen (and pronunciation //). Patronymics include "Bowen" (from "[a]b Owain") and "Owens". People with the name Owain include: Owain Owain () is a name of Welsh origin. variously written in Old Welsh as Ougein,