Fergus Mac Roigh (c.100 - ):
King of Ulster
Fergus Mac Roigh was King of Ulster and a hero of a popular romance. He was usurped by his step-son, Conor Mac Nessa. He was killed by a javelin thrown while he was swimming in Lough Ein. It was by his grave that Murgen the seer is said to have written the story of the great Tain Bo Cuailgne.