About Sigurd

Sigurd is the Norse and Germanic world's dragon-slayer, and the Völsunga saga is unambiguous about what that means: he is the greatest hero who has ever lived. The saga says so in its first sentence about him. He is the son of Sigmund, himself a hero of legendary lineage, killed before Sigurd's birth by Odin — the All-Father who had given Sigmund his sword and then shattered it, because even the greatest men are instruments, used until they are not. Sigurd was born posthumously, raised by the smith Regin, and handed a destiny that had been accumulating cursed gold and broken promises for generations before he took his first breath.

The dragon Fafnir had not always been a dragon. He was once a dwarf, the son of the sorcerer Hreidmar, who murdered his own father for a hoard of cursed gold — the same gold seized by Loki from the dwarf Andvari. Andvari placed a curse on every piece of it: it would be the ruin of whoever owned it. Fafnir took the gold, killed his father, and transformed himself by sheer weight of greed and terror into a serpentine monster — lying on the hoard in the Gnita Heath, breathing poison, hoarding without purpose. The saga teaches something sharp: it is not the gold that corrupts. It is the terror of losing the gold. The dragon is the person who has become their own fear.

Regin, Fafnir's surviving brother and Sigurd's foster-father, wanted the gold and could not take it himself. He forged Sigurd the sword Gram — reforged from the shards of his father Sigmund's blade — and sent him to kill the dragon. The Völsunga saga and the Poetic Edda's Fáfnismál give the encounter in stark detail. Sigurd dug a trench across the dragon's path, hid inside it, and drove Gram up through Fafnir's belly as he crawled over. The dragon dying did not end the story. It began it.

Fafnir's blood, touching Sigurd's fingers when he tasted it on a roasting heart, gave him the language of birds. He heard the nuthatches in the trees overhead warn him that Regin meant to kill him for the gold. That the true danger was not the dragon but the man who sent him. Sigurd killed Regin and took the hoard — including the cursed ring Andvaranaut, the source of all subsequent catastrophe.

He rode then to the flame-ringed mountain where a valkyrie lay sleeping — Brynhildr, in the Völsunga saga's account. She had been put to sleep by Odin for disobeying him, surrounded by fire that only the fearless could cross. Sigurd rode through. He woke her. They exchanged oaths. This is the highest moment in the Norse heroic tradition: the fearless man meeting the knowing woman, both fully themselves, pledging what cannot be kept.

It could not be kept. Sigurd rode on, arrived at the court of the Gjukungs, and was given a drink that made him forget Brynhildr entirely. He married Gudrun, the daughter of the Gjukungs, and at her brother Gunnar's request crossed the flame-wall again — in Gunnar's shape, by magic — to win Brynhildr as Gunnar's wife. Two oaths broken by one act. The saga's tragic logic is that none of this was weakness or cowardice. The drink was real. The forgetting was real. The tragedy is that fate, the curse, and the drink together were precisely sufficient to destroy everything the story had built.

The Germanic version of the same story — Siegfried in the Nibelungenlied, composed around 1200 CE in Middle High German — shifts the register from saga to courtly epic. Siegfried is baptized, lives in a Christian world, serves in a chivalric court. The cursed gold becomes the Nibelungen hoard. The mythological frame fades; the tragic structure remains. Richard Wagner's four-opera cycle Der Ring des Nibelungen (1876) synthesized both traditions, drawing primarily on the Poetic Edda and Völsunga saga to reconstruct what he believed was a mythological substratum beneath the medieval courtly overlay. Wagner's Siegfried — impulsive, fearless, incapable of guile — became the most widely known iteration of the figure in the modern world, for better and worse.

Mythology

The Sigurd story begins a generation before he is born. The god Loki, traveling with Odin, killed an otter that was in fact the son of the sorcerer Hreidmar in transformed shape. To pay the blood-debt, they were forced to fill the otter's pelt with gold and cover it completely. Loki seized the gold from the dwarf Andvari, who had accumulated it in a pike's body beneath a waterfall. The last thing Andvari surrendered was a ring. He cursed it before giving it up: the gold would be the ruin of every man who owned it.

Hreidmar's son Fafnir killed his father for the hoard. His brother Regin, who had helped in the killing of Otter and had his own claim on the gold, was driven off. Fafnir took the hoard to the Gnita Heath and transformed himself into a serpentine dragon by lying on it. The Poetic Edda's Fáfnismál gives him a speaking part: a dying Fafnir tells Sigurd that the gold will be his ruin too. He is not wrong. He is simply no longer the mechanism of the curse.

Sigurd was born posthumously to Hjordis after his father Sigmund — the great hero of the previous generation, wielder of Odin's sword — was killed in battle by a one-eyed old man who shattered the blade with his spear. Sigurd was fostered with Regin, who taught him smithcraft, lore, and language, and who had been waiting for a hero with the lineage and courage to kill Fafnir and recover the gold. Regin forged Sigurd a sword twice; Sigurd broke both with a single blow on the anvil. He went to his mother, got the shards of Sigmund's sword from her keeping, and brought them to Regin to reforge. The sword Gram held. Sigurd split the anvil cleanly.

Before going to Fafnir, Sigurd settled a blood-debt: he killed the king Lyngi who had killed his father, and avenged his house. Then he and Regin rode to the Gnita Heath. Sigurd dug a trench across the dragon's path — the same path Fafnir took daily to drink from the river — and lay inside it. When Fafnir crawled over, Sigurd drove Gram through his underbelly. Fafnir lay dying and they spoke. The dying dragon asked who had killed him and laughed when he heard the Völsung name. He told Sigurd the gold was cursed and would kill him. Sigurd said a man must die sometime, and he would rather die wealthy than live afraid.

Regin, who had fled the fight, returned and asked Sigurd to roast Fafnir's heart for him as a symbolic act of possession. Sigurd roasted it on a spit. When he touched it to see if it was done, he burned his fingers and put them in his mouth. The moment Fafnir's blood touched his tongue, the birds in the trees became intelligible. Five nuthatches overhead were discussing him: that Regin intended to kill him for the gold. That Sigurd should eat the heart himself. That the gold was cursed and he should take it and ride to where Brynhildr slept on her mountain. Sigurd killed Regin with a single stroke of Gram, ate the heart, loaded Grani with as much gold as the horse could carry, and rode.

He found the flame-wall and rode through it. On the mountain inside, a figure lay in full armor, sealed as if sleeping. He cut the armor away with Gram — it had grown so tight around her that it had to be cut — and she woke. She was Brynhildr, a valkyrie who had defied Odin by giving victory to the man Odin had decreed should die. Her punishment was sleep inside the fire, to be woken by whoever could reach her, and then to be given in marriage to that man. She had foresight. She knew many things. She taught Sigurd runes and counsel. They exchanged oaths. He gave her the ring Andvaranaut.

Sigurd rode on to the hall of the Gjukungs — King Gjuki and his children Gunnar, Hogni, and Gudrun. Queen Grimhild knew what she was dealing with when she saw him, and she gave him a drink that wiped Brynhildr from his memory. He could recall the deeds but not the feeling. He courted and married Gudrun, joined the Gjukungs as a sworn brother, and rode out with Gunnar when Gunnar wished to win Brynhildr in marriage. No one could cross the fire but Sigurd. Gunnar could not. By magic, Sigurd took Gunnar's shape and crossed it, spent three nights with Brynhildr with a sword laid between them, and won her for Gunnar. He took back the ring Andvaranaut before leaving.

The catastrophe came, as the saga knew it would, from the women. Gudrun and Brynhildr argued over whose husband ranked higher. Brynhildr made a claim about Gunnar crossing the fire. Gudrun revealed that it had been Sigurd in Gunnar's shape. She showed Brynhildr the ring Andvaranaut as proof. Brynhildr went white-faced to Gunnar and demanded Sigurd's death. The Gjukungs were bound by oaths to Sigurd. Gunnar and Hogni could not kill him with their own hands. They enlisted their half-brother Guttorm, who was not oath-bound, and Guttorm struck Sigurd in his bed. The dying Sigurd killed Guttorm with a thrown sword-fragment before he fell.

Brynhildr killed herself on Sigurd's funeral pyre. She had engineered his death from a position of complete knowledge of what had been done to them both, and she died knowing it. The saga does not moralize about this. It ends with Gudrun's grief, the disposal of the gold, and the beginning of the curse's next iteration through the Gjukungs. The Atli chapters that follow show the gold destroying the next generation. Andvari's curse runs until there is no one left to carry it.

Symbols & Iconography

Gram, the sword — Reforged from the shards of Sigmund's blade, itself a gift from Odin. The Völsunga saga tests Gram's edge by placing it point-down in the Rhine; the current split a wool fiber drifting against the blade. Gram is not a magic sword in the decorative sense. It is the weapon that is adequate to the task — which is a different and rarer thing. Only Sigurd, not Regin, could reforge it, because the sword required the hands of someone with no fear of what it would be used for.

Fafnir's blood and the roasting heart — The substance of transformation. Blood on the fingers, touched to the lips, and the world changes register: the hero begins to understand the language of non-human creatures. The birds in the trees became intelligible. The saga is precise that this is not a gift from a god — it is a consequence of contact with the dragon's nature, as though killing the monster and tasting its blood transfers something of its perspective. The dragon had lain on the hoard for so long that it knew things. That knowledge passed to the one who killed it.

Andvaranaut, the cursed ring — Seized by Loki from the dwarf Andvari, who cursed it before giving it up. The ring is the mechanism of the curse: it passes through every hand, and each holder is ruined. Hreidmar, Fafnir, Regin (killed before he could take it), Sigurd, Gudrun, Atli — the ring moves through the narrative like a structural argument about what inherited wealth contaminated at the source does to every subsequent generation that touches it.

The flame-wall — The fire surrounding Brynhildr's mountain, which only the fearless can cross. Sigurd crossed it twice: once as himself, once in Gunnar's form by magical disguise. The flame-wall is the saga's image for the threshold that fear cannot pass. The first crossing was the greatest moment. The second crossing — in disguise, for political purpose, to secure another man's marriage — is where the tragedy locked.

The horse Grani — A descendant of Odin's horse Sleipnir, selected by Sigurd from the royal herd by a method given him by an old man (Odin in disguise): drive the horses into the river and keep only the one that swims to the far bank. Grani was the only one. The horse that chooses the more difficult path is the one worth riding.

The visual record for Sigurd is older and more geographically distributed than for almost any other figure in Norse literature, which itself reflects how central the legend was to Norse cultural identity during the Viking Age and its aftermath.

The Ramsund carving (c. 1030 CE, Södermanland, Sweden) is the most complete and most studied representation. Cut into a living rock face, it shows the Fafnir episode in continuous narrative: the trench, the sword thrust, Regin's severed head and body, the birds on the tree, the roasting heart, and the horse Grani loaded with the hoard. The runic inscription runs through the body of the carved Fafnir, as though the text itself is the dragon. The compositional logic — narrative sequence bent into a continuous beast-body — is distinctively Norse in its treatment of time and space.

The Gök runestone (Södermanland, same period) shows the horse Grani, the hoard, and the figure of Sigurd. Stone crosses at Halton (Lancashire), Altamont (Cumbria), and Jurby and Andreas (Isle of Man) show individual Sigurd scenes carved for Norse settlers who had converted to Christianity but retained their heroic literary culture. The Andreas cross is notable for showing Sigurd with his thumb in his mouth — the blood-tasting moment — in a Christian architectural context.

The Hylestad stave church portal (Norway, c. 1150-1200 CE, Museum of Cultural History, Oslo) is the most elaborate medieval Sigurd iconography. Eight carved wooden panels show the complete Fafnir episode: Regin at the forge, the sword-testing, the trench, the dragon, the roasting, the birds, the killing of Regin, and Sigurd awakening Brynhildr. The panels were installed at a Christian church entrance, which placed the hero-legend at the threshold of sacred space — a Christian-Norse accommodation that the carved imagery makes visible.

Wagnerian opera generated its own iconographic tradition from 1876 onward: the Romantic heroic Siegfried in furs and horned helmet, a visual register that owes more to 19th-century Romanticism than to any medieval source. Arthur Rackham's illustrations for the Ring cycle (1910-1911) are the most widely reproduced images of the modern Siegfried and established the visual vocabulary for most 20th-century popular depictions.

Worship Practices

Sigurd was a hero, not a god, and received no formal cult worship in the Norse religious system. The distinction matters: the Norse treated gods and heroes differently, and Sigurd belongs to the heroic tradition — figures of extraordinary human capacity whose stories were told, carved, and drawn, but who did not receive the sacrificial cult that Odin, Thor, and the other Aesir gods commanded.

What he received was commemoration through art, and its distribution across time and geography is striking. The Sigurd legend is carved on runestones and stone crosses across Scandinavia, England, and the Isle of Man from the 10th through 12th centuries CE. The Ramsund carving in Södermanland, Sweden (c. 1030 CE) is the most complete: it shows Sigurd killing Fafnir in the trench, roasting the heart, tasting the blood, hearing the birds, and killing Regin — the full arc of the central episode rendered in a continuous pictorial narrative around a runic inscription. The Gök runestone nearby carves a related scene. English and Manx stone crosses at Halton, Altamont, Jurby, and Andreas show individual scenes from the legend, carved by Norse settlers who brought the tradition with them.

The legend's persistence in carved stone during the Christian period is not conservative tradition alone. The dragon-slayer — a figure who kills the chaos-monster, gains knowledge, and is betrayed by those close to him — translated into the Christian milieu with less friction than many Norse mythological themes. The church doorways of Hylestad stave church in Norway (c. 1150-1200 CE, now in the Museum of Cultural History, Oslo) show eight carved panels of the Sigurd legend: the smithing, the dragon-pit, the heart-roasting, the birds, the killing of Regin, and the waking of Brynhildr. These carvings decorated a Christian sacred space, which tells something about how the Norse Christian synthesis worked — the heroic traditions were not suppressed but given new architectural contexts.

The Nibelungenlied tradition carried the story into the German-speaking lands as courtly literature rather than religious commemoration. Wagner's Ring cycle (premiered at Bayreuth, 1876) was the most consequential modern re-activation of the material, drawing directly on the Poetic Edda and Völsunga saga to reconstruct the mythological substratum. Wagner's Siegfried became culturally dominant in the 19th and 20th centuries in ways that complicated reception of the original — the nationalist appropriation of the Nibelung legend in German political culture is part of the figure's post-history, and any serious engagement with Sigurd/Siegfried has to account for it.

Sacred Texts

The Poetic Edda (compiled c. 1270 CE in Iceland, but containing poems of varying age, some likely 9th-10th century CE) is the oldest literary source. The Sigurd material runs through several poems. Fáfnismál (Fafnir's Sayings) covers the dragon-killing, the tasting of blood, the birds, and the killing of Regin. Sigrdrífumál (the Sayings of Sigrdrífa) gives the scene on the mountain — Brynhildr waking and teaching Sigurd runes and wisdom — and is the most complete source for that episode. Sigurðarkviða hin skamma (the Short Lay of Sigurd) covers the betrayal and death in compressed, devastating form. The Atlakviða (the Lay of Atli) and Atlamál continue the story after Sigurd's death, tracing the curse through the Gjukungs. The Codex Regius manuscript (GKS 2365 4to, Royal Library, Copenhagen) preserves most of this material; it was rediscovered in Iceland in 1643 and sent to the Danish King Frederick III.

The Völsunga saga (composed in prose Old Norse c. 1250-1300 CE) draws on the same Eddic material, fills gaps in the poetic record, and frames the full legend from Sigurd's divine ancestor Sigi forward through the destruction of the Gjukungs by Atli. It is the most complete narrative account. The saga's prose style is compressed and factual in the manner of the Icelandic family sagas — it does not editorialize, does not add sentiment, and does not slow down when the catastrophe arrives. Jesse Byock's Penguin Classics translation (1999) is the standard English edition. William Morris's 1870 prose translation and his epic poem Sigurd the Volsung (1876) were significant in the Victorian revival of interest in Norse literature.

The Nibelungenlied (c. 1200 CE, Middle High German, anonymous authorship) carries the same legend in courtly-epic form. The text survives in 35 manuscripts, with the three oldest (A, B, C) dated to the 13th century. Siegfried's dragon-slaying, his horn-skin invulnerability except for the one leaf-covered spot, his death at Hagen's hands, and Kriemhild's revenge are the German tradition's elaborations of the same underlying narrative. A.T. Hatto's Penguin Classics translation (1969) remains the standard English edition.

The Prose Edda by Snorri Sturluson (composed c. 1220 CE) does not cover the Sigurd legend in the same detail as the heroic sagas — it focuses on the mythological material. But Snorri's skaldic poetry section (the Skáldskaparmál) uses the Fafnir killing and the Nibelung gold as examples of kenning-traditions in Old Norse poetry, confirming how thoroughly the legend was embedded in the poetic vocabulary of Norse culture by the 13th century.

Wagner's libretti for Der Ring des Nibelungen — Das Rheingold, Die Walküre, Siegfried, Götterdämmerung (1848-1852, premiered 1869-1876) — represent the most influential modern synthesis. Wagner worked directly from Norse sources, particularly the Poetic Edda and Völsunga saga, and considered himself to be reconstructing a mythological substratum. His Siegfried diverges substantially from the Eddic Sigurd in characterization — Siegfried is naïve where Sigurd is knowing — but the structural plot elements follow the Norse sources more closely than the Nibelungenlied.

Significance

Sigurd is the figure in whom the Norse understanding of fate becomes most fully legible. His life is not ruined by weakness. It is structured by a set of converging forces — a generations-long curse on stolen gold, a drink that erased his truest memory, a social loyalty to a king whose wife he had once pledged to another woman — none of which he chose and none of which he could have resisted by personal virtue alone. The Völsunga saga does not present this as nihilism. It presents it as what fate looks like from inside. The heroes do not fail because they are insufficient. The world is constructed in a way that makes certain catastrophes inevitable. The only question is how one meets the inevitable.

The dragon-slaying has a specific teaching that the saga makes explicit through the tasting-of-blood episode. Killing the monster does not make you safe. It reveals who your actual enemies are. Regin, who forged Sigurd's sword and sent him into the trench, was the more dangerous figure all along — because Regin was human, patient, and operated through the language of service and care. The birds overhead told Sigurd what he could not have known from looking at Regin's face. The wisdom gained from dragon-slaying is not courage (Sigurd already had that). It is discernment — the ability to hear what is being said underneath what appears to be loyalty.

The parallel to Heracles is structural and has been noted since the nineteenth century's comparative mythology surge. Both heroes are of exceptional lineage, both accomplish impossible feats, both are destroyed by a poisoned garment sent by someone who loved them and meant to bind them (the Hydra-poisoned robe of Nessus; the poisoned drink and the web of obligation that unmade Sigurd's fidelity). Walter Burkert and Georges Dumézil both noted the recurrence of the dragon-slayer in Indo-European tradition: Indra and Vritra in the Vedic corpus, Marduk and Tiamat in Mesopotamia, Saint George in the Christian overlay. Sigurd is the Norse node in a mythological network that predates any of its individual expressions.

The cursed gold — specifically the ring Andvaranaut, seized from the dwarf Andvari by Loki, cursed by Andvari on every piece — is the mechanism by which the Eddic tradition thinks about wealth, hoarding, and the corruption of the social bond. The curse does not operate by magic alone. It operates by making the gold desirable enough that every person who touches it will do what Fafnir did: kill for it, guard it beyond any reasonable use, and transform themselves in the process. Andvari's curse is the Norse tradition's analysis of what happens to a community when one person or lineage accumulates more than they can use. The hoard is the catastrophe, and it predates Sigurd by a generation.

Brynhildr is the saga's most fully realized figure. She knew everything — she was a valkyrie, she had foresight, she understood what the drink had done to Sigurd and what would result from the marriage tangle. Her rage when she discovered that Sigurd had crossed the fire for Gunnar, not for himself, was not the rage of a woman scorned. It was the rage of someone who understood the whole structure of the betrayal and could not forgive that it was not even chosen. He had not abandoned her. He had been made to forget her. That is worse. The saga is careful to show that she orchestrated Sigurd's death from this position of complete knowledge, and equally careful to show her dying on his funeral pyre — not as punishment, but as the only available response to a world in which such a thing had happened.

Connections

Odin — The All-Father runs through every generation of Sigurd's story. He gave the hero-lineage its founding sword to Sigmund, and then shattered it. He put Brynhildr to sleep for disobedience. He appears as a one-eyed old man at critical junctures in the saga, advising, disappearing, arranging. Odin's relationship to great heroes is consistent across the Norse corpus: he raises them, uses them, and lets them fall, because he is gathering the best of them for the final battle at Ragnarok. Sigurd is the most brilliant piece on this board.

Loki — The cursed gold that drives the entire Sigurd cycle originated with Loki, who seized it from the dwarf Andvari as payment for the killing of Otter. Andvari's curse on the gold — that it would ruin every subsequent owner — is the founding contamination. Loki did not plant the curse, but he set it in motion by taking what was not his. The connection between Loki's casual transgression and Sigurd's death three generations later is the saga's statement about how long consequences travel.

Baldur — The other great loss in Norse mythology, the other figure whose death the tradition treats as a wound to the cosmos. Sigurd is not a god, and his loss does not trigger Ragnarok the way Baldur's does. But both deaths share the structure of the unavoidable catastrophe: the thing that was most fully itself, most fully alive, removed from the world by forces that converged precisely enough to be irresistible. Both sagas refuse comfort about this. The world is diminished, and it knows it.

Freya — The Poetic Edda and the Völsunga saga both place valkyries in Freya's domain. Brynhildr, before her punishment, was a chooser of the slain — a valkyrie operating in the register that connects to Freya as the mistress of battlefield fate. The connection is not explicit in every text, but it frames Brynhildr's nature and explains why her disobedience to Odin was so consequential.

Heracles — The comparative parallel runs deep. Both heroes are of divine or exceptional lineage, both accomplish impossible feats against monsters, both are destroyed by a poisoned gift from someone who loved them (the Nessus cloak; the web of drugged obligation and betrayal). Both had their deepest connection to a woman — Deianira, Brynhildr — mediated by a fatal misunderstanding. Comparative mythologists from Burkert to Dumézil have noted the structural congruence across the Indo-European dragon-slayer complex.

Indra and Marduk — The dragon-slaying belongs to an Indo-European and broader Near Eastern mythological network. Indra kills the serpent Vritra to release the waters in the Rig Veda; Marduk kills Tiamat in the Enuma Elish. Sigurd, Indra, and Marduk are nodes in the same structural tradition: the champion of order who kills the chaos-serpent and inherits the world. The Norse strand is distinctive in its tragic aftermath — the other traditions do not curse the hero for winning.

Further Reading

  • The Völsunga Saga (translated by Jesse Byock, Penguin Classics, 1999) — the primary prose source, composed in 13th-century Iceland, drawing on older Eddic poems. Byock's translation includes an introduction that situates the saga in Old Norse literary context and traces the relationship to the Poetic Edda.
  • The Poetic Edda (translated by Carolyne Larrington, Oxford World's Classics, 2014) — includes Fáfnismál (Fafnir's Sayings), Sigrdrífumál (Brynhildr's counsel to Sigurd), Sigurðarkviða (the lays of Sigurd), and Atlakviða. The Eddic poems are older than the saga and in places more compressed and more devastating.
  • The Nibelungenlied (translated by A.T. Hatto, Penguin Classics, 1969) — the Middle High German courtly epic, composed around 1200 CE. Hatto's introduction traces the relationship between the Norse and Germanic versions of the legend.
  • Gods and Myths of Northern Europe by Hilda Ellis Davidson (Penguin, 1964) — the most accessible scholarly overview of Norse mythology. Davidson's analysis of the Sigurd legend in its mythological context is indispensable.
  • The Legend of Sigurd and Gudrun by J.R.R. Tolkien, edited by Christopher Tolkien (Houghton Mifflin, 2009) — Tolkien's scholarly retelling in alliterative verse, with extensive commentary drawing on the full textual tradition. The notes constitute a close reading of the Eddic sources.
  • Myth and Religion of the North by E.O.G. Turville-Petre (Weidenfeld & Nicolson, 1964) — scholarly treatment of Norse religious and mythological tradition, including the hero sagas.

Frequently Asked Questions

Who was Sigurd in Norse mythology?

Sigurd (also called Siegfried in the Germanic tradition) is the greatest hero of Norse and Germanic legend — a mortal of divine lineage, son of the hero Sigmund, who killed the dragon Fafnir, tasted the dragon's blood and gained the ability to understand the language of birds, woke the sleeping valkyrie Brynhildr on her flame-ringed mountain, and was ultimately destroyed by a combination of a drugged drink, a political marriage-tangle, and the curse on the gold he had won. His story is the central narrative of the Völsunga saga and the Poetic Edda's heroic poems, and the parallel narrative in the Nibelungenlied and Wagner's Ring cycle. The Völsunga saga's first description calls him the greatest of all heroes who have ever lived.

What is the story of Sigurd and the dragon Fafnir?

Fafnir was not born a dragon. He was a dwarf who had killed his father for a hoard of cursed gold — gold seized by Loki from the dwarf Andvari, who cursed it before surrendering it. Fafnir transformed himself into a serpentine monster by lying on the hoard and letting fear of losing it change him. Sigurd's foster-father Regin (Fafnir's surviving brother) sent Sigurd to kill him, having forged Sigurd the sword Gram from the shards of his father Sigmund's blade. Sigurd dug a trench across Fafnir's path and drove Gram through his belly as he crawled over. When Sigurd touched the roasting dragon's heart and put his burned fingers to his lips, the blood gave him the ability to understand birds. The birds warned him that Regin intended to kill him for the gold. Sigurd killed Regin and took the hoard, including the cursed ring Andvaranaut — which would eventually be the mechanism of his death.

What is the connection between Sigurd and Brynhildr?

Brynhildr was a valkyrie whom Odin had punished for disobedience by putting her to sleep inside a ring of fire, to be woken by whoever could cross it and then given in marriage to that man. Sigurd, who had no fear, rode through the flame-wall, cut away her armor with his sword Gram, and woke her. They exchanged oaths and he gave her the ring Andvaranaut. He rode on to the Gjukungs' hall, where Queen Grimhild gave him a drink that erased his memory of Brynhildr. He married Gudrun and, at Gunnar's request, crossed the flame-wall a second time in Gunnar's shape to win Brynhildr for Gunnar in marriage. When Gudrun revealed this to Brynhildr — showing her Andvaranaut as proof — Brynhildr orchestrated Sigurd's death. The Poetic Edda and Völsunga saga treat her as the saga's most fully knowing figure: she understood everything that had been done to them both, and chose death on his funeral pyre.

What is the difference between Sigurd and Siegfried?

Sigurd and Siegfried are two expressions of the same legendary figure from divergent literary traditions. Sigurd appears in the Old Norse Poetic Edda and Völsunga saga (13th-century Icelandic sources drawing on older oral tradition). Siegfried appears in the Middle High German Nibelungenlied (c. 1200 CE). Both kill a dragon, both are connected to a sleeping woman on a flame-ringed mountain, both die through betrayal involving a woman's quarrel about status and a man who strikes from behind. The Norse tradition preserves a mythological register: curses, fate, Odin's involvement, the tragic structure of the unavoidable. The German tradition is a courtly epic: Siegfried is a Christian knight in a feudal court, and the mythological frame is largely absent. Wagner's Ring cycle (1876) drew primarily on the Norse sources and is closer to Sigurd than to the Nibelungenlied Siegfried, though Wagner invented substantially in characterization.

Why is Sigurd important in comparative mythology?

Sigurd is a node in a much older Indo-European mythological pattern: the champion who kills a chaos-serpent or dragon and inherits the world it was guarding. Indra kills Vritra in the Rig Veda; Marduk kills Tiamat in the Babylonian Enuma Elish; Saint George kills the dragon in the Christian tradition. Sigurd's killing of Fafnir belongs to this network. Scholars including Georges Dumézil and Hilda Ellis Davidson have traced the structural parallels across these traditions, arguing that the dragon-slayer reflects a common ancestral mythological pattern rather than independent invention. What distinguishes the Norse strand is its tragic aftermath: unlike Indra or Marduk, Sigurd is destroyed by the very gold he won and by the curse that preceded him by generations. The Indo-European dragon-slayer usually wins. In the Norse tradition, winning is only the beginning of the loss.