Coat of arms or logo
The House of Mathrafal began as a cadet branch of the House of Dinefwr, taking their name from Mathrafal Castle. Although their fortunes rose and fell over the generations, they are primarily remembered as kings of Powys in central Wales.
Welsh heraldry - Wikipedia
File:Flag of Deheubarth.
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Coat of arms of the Diocese of St Asaph.svg