NIGHTBRINGER | The Arthurian Encyclopedia

Bwlch

‘Gap’

Son of Cleddyf Cyfwlch, brother of Cyfwlch and Syfwlch, one of Arthur’s warriors.

He had a sword named Glas, a dog named Call, a horse named Hwyrddyddwg, a wife named Och, a grandchild named Lluched, a daughter named Drwg, and a maid named Eheubryd.

He assisted Culhwch in hunting the boar Twrch Trwyth.


Source
Culhwch and Olwen | Late 11th century