1) Celtic deity 2) Fictional king 3) Lord of annwfn 4) The lord of Annwfn 5) Welsh girl name 6) Welsh mythology 
In Welsh mythology, Arawn was the king of the otherworld realm of Annwn, appearing prominently in the first branch, and alluded to in the fourth. In later tradition, the role of king of Annwn was largely attributed to the Welsh psychopomp, Gwyn ap Nudd. However, Arawn`s memory is retained in a traditional saying found in an old Cardigan folktale:....
(from the article `Pwyll`) in Celtic mythology, king of Dyfed, a beautiful land containing a magic caldron of plenty. He became a friend of Arawn, king of Annwn (the ...
[n] - (Welsh) lord of Annwfn (the other world
noun Celtic deity who was the lord of Annwfn (the other world or the land of fairies)
the lord of Annwfn.