Warrior king in the Ulster cycle of Gaelic literature.
In Cú Chulainn . Another story tells of the revelation of the Táin in the 7th century by the ghost of Fergus. Fergus is also the subject of poems by {{link=Yeats, William Butler">William Butler Yeats . He is said to have been shipwrecked off the coast of Northern Ireland с AD 320, at the place known as Carrickfergus ("rock of Fergus").