Ellonn: a place in Ulster
Emain Macha: the Navan Fort, or Hill, two miles west of Armagh; King Conchobar's capital and the chief town of Ulster (pronounced Evvin Maha)
Emer Foltchain: wife of Cuchulain (pronounced Evver)
Enna Agnech: according to the Annals of the Four Masters, he was High King of Ireland from 312 to 293 b.c.
Eo Donn Mor: north-east of Eo Donn Bec, in the County Louth
Eocho Fedlech: father of Medb; according to the Four Masters, he reigned as monarch of Ireland from 142 to 131 b.c. (pronounced Yŭh-ho)
Eocho Salbuide: King of Ulster and father of Cethern's wife, Inna
Eogan macDurthachta: a chief warrior of Ulster and Prince of Fernmag
Erc macFedilmithi: an Ulster hero, son of Fedlimid and grandson of Conchobar
Erna: a sept of Munstermen who later settled about Lough Erne, in Connacht