Entity
Heimdall
The Norse god who keeps watch at the edge of the gods' world, stationed by the rainbow bridge with the horn whose blast announces the world's end.
Heimdall — Old Norse Heimdallr — is the watchman of the Norse gods, the sentinel posted where the rainbow bridge Bifröst meets Ásgarðr, charged with guarding that crossing against the giants. He is among the more vividly drawn and least explained figures of the surviving mythology: everything about him is sharpened for vigilance, yet the deeper meaning of those traits is largely lost.
The sources are the two compilations that preserve most of what is known of the Norse gods — the Poetic Edda, a collection of anonymous mythological poems, and the Prose Edda written by the Icelander Snorri Sturluson around 1220, a few generations after Iceland’s conversion to Christianity. From them comes a consistent portrait. Heimdall needs less sleep than a bird; he sees a hundred leagues by day or night, and hears the grass growing in the fields and the wool on the sheep. He lives at Himinbjörg, “heaven’s cliffs,” beside the bridge. He owns the horn called Gjallarhorn, and when the enemies of the gods at last advance, he will raise it and sound the alarm that opens Ragnarök, the foretold destruction of the world. In that final battle he and the trickster Loki are fated to kill each other.
His origins are stranger still. The poems call him born of nine mothers, usually read as nine sisters, and name him a son of Odin; he is given the epithet “the white god” and the title “the brightest of the gods.” A poem known as the Rígsþula tells how a god calling himself Rígr — identified in its prose preface with Heimdall — walked among early mankind and, lodging with three households in turn, fathered the ancestors of the social orders: the enslaved, the free farmers, and the nobility. On that account Heimdall is the begetter of human ranks.
Scholarship treats him cautiously. The watchman role and the prophetic horn are clear in the texts, but much of his lore reaches us in fragments and allusions whose original sense the medieval recorders themselves may no longer have grasped; proposals connecting him to the sun, to fire, to the world-tree, or to a ram remain conjecture. What the sources hold to firmly is the office rather than the explanation: a god whose whole nature is to keep watch at the threshold, and whose horn measures the distance between the order of the gods and its ending.
→ Related: Prophecy