Names, early of Britain, [292], [323];
of Ireland, [126], [150], [151].
Nant Call, [310].
Nant y Llew, [267].
Naoise, son of Usnach, [191]-193, [195]-198.
Narberth, [279], [281], [282], [283], [288], [298], [300].
Navan Fort, [158].
Neamhuainn, Clann, [216], [218].
Neath, Vale of, [255], [335], [392].
Nedd, river, [405].