Abhartach
Adar Llwch Gwin
Aengus Óg
Afanc
Ailill Aulom
Ailill mac Máta
Airmed
Ale of Goibniu
Alp-luachra
Amadán na Bruidhne
Amaethon
Ankou
Annwn
Anu
Arawn
Arduinna
Arianrhod
Ataegina
Balor
Banshee
Baobhan Sith
Bean-Nighe
Belenus
Bendigeidfran
Black Dog
Blodeuwedd
Blunderbore
Boann
Bodb Derg
Boobrie
Branwen
Bres
Brigid
Brú na Bóinne
Bucca
Buggane
Bugul Noz
Caer Ibormeith
Caer Sidi
Cantre’r Gwaelod
Cat Sidhe
Cauldron of Ceridwen
Cauldron of the Dagda (Coire Ansic)
Ceasg
Ceffyl Dwr
Cernunnos
Changeling
Cian
Cigfa
Cirein cròin
Coblynau
Conall Cernach
Conchobar mac Nessa
Connla’s Well
Coraniaid
Cormac mac Airt
Cormoran
Cú Chulainn
Cu Sith
Cŵn Annwn