Gjallarhorn

also known as The Resounding Horn

Musical Instrument · HornNorseAtlas class — Legendary (A)Status: UnknownSources: Medium confidence
Odin rides to Hel (19th-c. illustration, horn visible)MODERN ART
You are looking atNo Gjallarhorn survives. This is a 19th-century illustration in which the great horn appears — a later artistic interpretation, not an ancient object.Odin rides to Hel (19th-c. illustration, horn visible) — Unknown · Public domain (Wikimedia Commons) · 19th century CE · Public domain (19th-c. illustration) · Public domain

Overview

Gjallarhorn ('the Resounding Horn') is the great horn of Heimdall, the watchman of the gods. In the Völuspá it is blown to herald Ragnarök and to call the dead. [S1]S1 · Poetic Edda (Codex Regius)c. 1270 (preserves earlier oral poetry)textOpen source ↗ In the Prose Edda it is the horn whose sound is heard across the worlds. It is the emblem of the coming of the end.

Creation & Origin

Its making is not specified in the surviving sources.

The horn of the watchman, tied to the eschatology of the gods. [S1]S1 · Poetic Edda (Codex Regius)c. 1270 (preserves earlier oral poetry)textOpen source ↗

Atlas Power Profile

Interpretive, 0–10. An Atlas editorial reading — not a historical or canonical ranking.

RANGE9

Its sound is heard across the worlds; it is the herald of the end-times.

DIVINE AUTHORITY7

Blown by Heimdall, the watchman of the gods, to call the dead and to sound Ragnarök.

CONTROL5

It summons and signals; it is a tool of eschatological announcement.

Named Abilities

Each ability carries a certainty level — how firmly the sources support it.

HERALD OF RAGNARÖK
Attested

Blown to signal the beginning of the end-times.

Source — Völuspá (Poetic Edda)

SUMMONING THE DEAD
Likely

Its sound calls the dead / the armies of the end.

Source — Völuspá; Gylfaginning

Limitations & Constraints

  • An instrument of signal and summons, not a weapon.

Notable Facts

  • Gjallarhorn is the Norse equivalent of the eschatological trumpet.

Where the record is thin

Interpretation note
  • The "calling of the dead" reading of the horn's blast is interpretive; the Völuspá's lines are terse.

Woven into the Atlas

Every link here is a real graph relationship — the artifact is part of the same mythology, not a side table.