indicate the level to which a name has been verified.
Meaning & History
From Fer Diad, which is of uncertain meaning. The first element is Gaelic fear "man"; the second element could be related to dïas "two persons" ("man of the pair") or an element meaning "smoke" ("man of smoke"). In the Ulster Cycle of Irish mythology, this was the name of a warrior who was killed by his friend Cúchulainn. There are many variants of the name in medieval literature, all of which associate the character with divinity or fire.