Sir Clwyd - Brithlun Trefoil
Sir Benfro - Brithlun Trefoil
Morgannwg Ganol - Brithlun Trefoil
Meirionydd - Brithlun Trefoil
Sir Drefaldwyn - Brithlun Trefoil
Ceredigion - Brithlun Trefoil
Sir Gaernarfon - Brithlun Trefoil
Sir Fôn - Brithlun Trefoil
Sir Faesyfed - Brithlun Trefoil
Sir Frycheiniog - Brithlun Trefoil
Sir Gaerfyrddin - Brithlun Trefoil
Gwent - Brithlun Trefoil
Caerdydd a Dwyrain Morgannwg - Brithlun Trefoil
Gorllewin Morgannwg - Brithlun Trefoil
Manylyn o frithlun gan y Trefoil Guild of Wales