Styrbjörn The Strong
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Styrbjörn the Strong ( non, Styrbjǫrn Sterki ; died about 985) according to late
Norse saga is a series of science fantasy role-playing video games by Square Enix. The series originated on the Game Boy in 1989 as the creation of Akitoshi Kawazu at Square. It has since continued across multiple platforms, from the Super NES to the Play ...
s was a son of the
Swedish Swedish or ' may refer to: Anything from or related to Sweden, a country in Northern Europe. Or, specifically: * Swedish language, a North Germanic language spoken primarily in Sweden and Finland ** Swedish alphabet, the official alphabet used by ...
king King is the title given to a male monarch in a variety of contexts. The female equivalent is queen, which title is also given to the consort of a king. *In the context of prehistory, antiquity and contemporary indigenous peoples, the tit ...
Olof, and a nephew of Olof's co-ruler and
successor Successor may refer to: * An entity that comes after another (see Succession (disambiguation)) Film and TV * ''The Successor'' (film), a 1996 film including Laura Girling * ''The Successor'' (TV program), a 2007 Israeli television program Musi ...
Eric the Victorious Eric the Victorious (Old Norse: ''Eiríkr inn sigrsæli'', Modern Swedish: ''Erik Segersäll''; c. 945 – c. 995) was a Swedish monarch as of around 970. Although there were earlier Swedish kings, he is the first Swedish king in a consecutive reg ...
, who defeated and killed Styrbjörn at the
Battle of Fyrisvellir A battle is an occurrence of combat in warfare between opposing military units of any number or size. A war usually consists of multiple battles. In general, a battle is a military engagement that is well defined in duration, area, and force ...
. As with many figures in the sagas, doubts have been cast on his existence, but he is mentioned in a roughly contemporaneous
skaldic poem A skald, or skáld ( Old Norse: , later ; , meaning "poet"), is one of the often named poets who composed skaldic poetry, one of the two kinds of Old Norse poetry, the other being Eddic poetry, which is anonymous. Skaldic poems were traditional ...
about the battle. According to legend, his original name was ''Björn'', and ''Styr-'', which was added when he had grown up, was an
epithet An epithet (, ), also byname, is a descriptive term (word or phrase) known for accompanying or occurring in place of a name and having entered common usage. It has various shades of meaning when applied to seemingly real or fictitious people, di ...
meaning that he was restless, controversially forceful and violent.


Prose retellings

It is believed that there once was a full saga about Styrbjörn, but most of what is extant is found in the short ''
Styrbjarnar þáttr Svíakappa ''Styrbjarnar þáttr Svíakappa'' (''The Tale of Styrbjörn the Swedish Champion'') is a short story, a ''þáttr'' on the Swedish claimant and Jomsviking Styrbjörn the Strong preserved in the ''Flatey Book'' (GKS 1005 fol 342-344, ca 1387-1395 ...
''. Parts of his story are also retold in '' Eyrbyggja saga'',
Saxo Grammaticus Saxo Grammaticus (c. 1150 – c. 1220), also known as Saxo cognomine Longus, was a Danish historian, theologian and author. He is thought to have been a clerk or secretary to Absalon, Archbishop of Lund, the main advisor to Valdemar I of Denmark. ...
' ''
Gesta Danorum ''Gesta Danorum'' ("Deeds of the Danes") is a patriotic work of Danish history, by the 12th-century author Saxo Grammaticus ("Saxo the Literate", literally "the Grammarian"). It is the most ambitious literary undertaking of medieval Denmark an ...
'' (book 10), ''
Knýtlinga saga ''Knýtlinga saga'' (''The Saga of Cnut's Descendants'') is an Icelandic kings' saga written in the 1250s, which deals with the kings who ruled Denmark since the early 10th century.Ármann Jakobsson, "Royal biography", p. 397-8 There are good rea ...
'' and '' Hervarar saga''. He is also mentioned in the ''
Heimskringla ''Heimskringla'' () is the best known of the Old Norse kings' sagas. It was written in Old Norse in Iceland by the poet and historian Snorre Sturlason (1178/79–1241) 1230. The name ''Heimskringla'' was first used in the 17th century, derived ...
'' (several times), and in '' Yngvars saga víðförla'', where
Ingvar the Far-Travelled Ingvar the Far-Travelled (Old Norse: ''Yngvarr víðförli'', Swedish: ''Ingvar Vittfarne'') was a Swedish Viking who led an expedition that fought in Georgia. The Rus' undertook several Caspian expeditions in the course of the 10th century. The ...
is compared to his kinsman Styrbjörn.
Oddr Snorrason Oddr Snorrason whose name is also sometimes Anglicized as Odd Snorrason was a 12th-century Icelandic Benedictine monk at the Þingeyraklaustur monastery (''Þingeyrarklaustur''). The monastery was founded in 1133 and was the first in Iceland. Work ...
also mentions him in ''
Óláfs saga Tryggvasonar ''Óláfs saga Tryggvasonar'' is the name of several kings' sagas on the life of Óláfr Tryggvason, a 10th-century Norwegian king. Latin lives of Óláfr Tryggvason were written by Oddr Snorrason and by Gunnlaugr Leifsson; both are now lost, but ...
'' (around 1190), writing that Styrbjörn was defeated through magic. In modern days, he is also the hero of a novel called ''Styrbiorn the Strong'' by English author E. R. Eddison (1926), and he is featured in ''
The Long Ships ''The Long Ships'' or ''Red Orm'' (original Swedish: ''Röde Orm'' meaning ''Red Serpent'' or ''Red Snake'') is an adventure novel by the Swedish writer Frans G. Bengtsson. The narrative is set in the late 10th century and follows the adventu ...
'', by Frans G Bengtsson.


Contemporaneous poetry

The extant poetry on Styrbjörn is found in ''Styrbjarnar þáttr Svíakappa'', where the following ''
lausavísa In Old Norse poetry and later Icelandic poetry, a ''lausavísa'' (pl. ''lausavísur'') is a single stanza composition, or a set of stanzas unconnected by narrative or thematic continuity. Lausavísur are often introduced in the text of sagas i ...
'' (about 985) mentions him: : The
Jótar The Jutes (), Iuti, or Iutæ ( da, Jyder, non, Jótar, ang, Ēotas) were one of the Germanic tribes who settled in Great Britain after the departure of the Romans. According to Bede, they were one of the three most powerful Germanic nation ...
were not willing to pay tribute for ships before the beasts of Strǫnd
HIPS In vertebrate anatomy, hip (or "coxa"Latin ''coxa'' was used by Celsus in the sense "hip", but by Pliny the Elder in the sense "hip bone" (Diab, p 77) in medical terminology) refers to either an anatomical region or a joint. The hip region is ...
of Styrbjǫrn stood by the coast. Now the lord of Denmark ANISH KING = Haraldrhas joined the troop of warriors; he lives oppressed by fate, deprived of lands and people. The contemporary skald
Þórvaldr Hjaltason Þórvaldr Hjaltason (Old Norse: ; Modern Icelandic: ) was a late 10th-century Icelandic skald in the service of the Swedish king Eric the Victorious. He is listed in ''Skáldatal'' as in Eric's service. ''Styrbjarnar þáttr Svíakappa'' recount ...
also described the Battle of Fyrisvellir in the following pair of ''lausavísur'', for which Eric rewarded him with two rings both worht a half
mark Mark may refer to: Currency * Bosnia and Herzegovina convertible mark, the currency of Bosnia and Herzegovina * East German mark, the currency of the German Democratic Republic * Estonian mark, the currency of Estonia between 1918 and 1927 * Fi ...
, one for each stanza: : ''Guardian of the sun of battles WORD > WARRIOR let every one of the horses of the evening-rider ROLL-WOMAN > WOLVESwho is hungry go west to Fýrisvǫllr, to the enclosure of the stronghold. There Eiríkr has cut down the storm-logs of the sun of the ski of the river HIP > SHIELD > BATTLE > WARRIORSbefore wolves in the tumult of spears ATTLE that is without exaggeration.'' : ''The vikings’ surge from their home to Sweden turned out afterwards
o be O, or o, is the fifteenth letter and the fourth vowel letter in the Latin alphabet, used in the modern English alphabet, the alphabets of other western European languages and others worldwide. Its name in English is ''o'' (pronounced ), pl ...
disastrous for the wealth-demanders of the bed of fish of the mountains NAKES > GOLD > MEN Only that part of them survives, that ran away; they had the more numerous force; it was good to catch Hundingr’s army.'' ''Hundmargs'' ("of a myriad") in the second verse has also been read as ''Hundings'', referring to a chief of the
Jomsvikings The Jomsvikings were purportedly a legendary order of Viking mercenaries or conquerors of the 10th and 11th centuries. Though reputed to be staunchly dedicated to the worship of the Old Norse gods, they would allegedly fight for any lord who ...
named Hunding, but there is no other record of such a historical figure, so the argument that this disproves Styrbjörn's historical existence has been generally set aside in favour of the evidence of the other contemporary poem.


''Styrbjarnar þáttr Svíakappa''

''Styrbjarnar þáttr Svíakappa'' ('the tale of Styrbjörn the Swedish Champion'), preserved in the
Flatey Book ''Flatey'' may refer to either of two islands in Iceland: *Flatey, Breiðafjörður * Flatey, Skjálfandi See also * ''Flateyjarbók ''Flateyjarbók'' (; "Book of Flatey") is an important medieval Icelandic manuscript. It is also known as GkS ...
, is the source that contains the most material about Styrbjörn. According to the tale, Styrbjörn, who was originally called Björn, was the son of Olof, a brother of King Eric, who died of poisoning when Björn was still a young boy. When he was 12 years old, he asked his uncle King Eric for his birthright, but was denied the co-rulership until he turned 16. One day he got into a fight with and killed a
courtier A courtier () is a person who attends the royal court of a monarch or other royalty. The earliest historical examples of courtiers were part of the retinues of rulers. Historically the court was the centre of government as well as the official r ...
, who had hit him on the nose with a
drinking horn A drinking horn is the horn of a bovid used as a drinking vessel. Drinking horns are known from Classical Antiquity, especially the Balkans, and remained in use for ceremonial purposes throughout the Middle Ages and the Early Modern period in ...
. When he was 16, the
Thing Thing or The Thing may refer to: Philosophy * An object * Broadly, an entity * Thing-in-itself (or ''noumenon''), the reality that underlies perceptions, a term coined by Immanuel Kant * Thing theory, a branch of critical theory that focuses ...
decided that he was not fit to be king, and instead appointed a man of low birth. His uncle Eric did not want him to stay at home, because of his violent nature and the complaints from the free farmers, so he gave Björn 60 well equipped
longship Longships were a type of specialised Scandinavian warships that have a long history in Scandinavia, with their existence being archaeologically proven and documented from at least the fourth century BC. Originally invented and used by the Nors ...
s, whereupon the frustrated boy took his sister Gyrid and left. Eric also called him "Styrbjörn", adding ''Styr-'' because of his nephew's unruly and quarrelsome nature. He ravaged the shores of the
Baltic Sea The Baltic Sea is an arm of the Atlantic Ocean that is enclosed by Denmark, Estonia, Finland, Germany, Latvia, Lithuania, Poland, Russia, Sweden and the North and Central European Plain. The sea stretches from 53°N to 66°N latitude and from ...
and when he was twenty, took the stronghold of
Jomsborg Jomsborg or Jómsborg (german: Jomsburg) was a semi-legendary Viking stronghold at the southern coast of the Baltic Sea (medieval Wendland, modern Pomerania), that existed between the 960s and 1043. Its inhabitants were known as Jomsvikings. Jom ...
from its founder
Palnetoke Palnatoke or Palnatoki, sometimes written Palna-Toki or Palna Toki (Old Norse: or ), was a legendary Danish hero and chieftain of the island of Fyn. According to the ''Jómsvíkinga saga'', Palnatoki founded the brotherhood of Jomsvikings and esta ...
and became the ruler of the Jomsvikings. After some time he allied himself with the Danish king
Harald Bluetooth Harald "Bluetooth" Gormsson ( non, Haraldr Blátǫnn Gormsson; da, Harald Blåtand Gormsen, died c. 985/86) was a king of Denmark and Norway. He was the son of King Gorm the Old and of Thyra Dannebod. Harald ruled as king of Denmark from c. 95 ...
and had his sister Gyrid married to him. Styrbjörn married Harald's daughter Tyra Haraldsdotter whom he was given by Harald for conquering Jomsborg. Harald gave him even more
warrior A warrior is a person specializing in combat or warfare, especially within the context of a tribal or clan-based warrior culture society that recognizes a separate warrior aristocracies, class, or caste. History Warriors seem to have been p ...
s and now Styrbjörn set about trying to take the
throne A throne is the seat of state of a potentate or dignitary, especially the seat occupied by a sovereign on state occasions; or the seat occupied by a pope or bishop on ceremonial occasions. "Throne" in an abstract sense can also refer to the monar ...
of
Sweden Sweden, formally the Kingdom of Sweden,The United Nations Group of Experts on Geographical Names states that the country's formal name is the Kingdom of SwedenUNGEGN World Geographical Names, Sweden./ref> is a Nordic country located on ...
. He sailed with a huge force which included 200 Danish
longship Longships were a type of specialised Scandinavian warships that have a long history in Scandinavia, with their existence being archaeologically proven and documented from at least the fourth century BC. Originally invented and used by the Nors ...
s in addition to his own Jomsvikings. When they arrived at Föret (
Old Norse Old Norse, Old Nordic, or Old Scandinavian, is a stage of development of North Germanic languages, North Germanic dialects before their final divergence into separate Nordic languages. Old Norse was spoken by inhabitants of Scandinavia and t ...
''Fyris'') in
Uppland Uppland () is a historical province or ' on the eastern coast of Sweden, just north of Stockholm, the capital. It borders Södermanland, Västmanland and Gästrikland. It is also bounded by lake Mälaren and the Baltic Sea. On the small uninhab ...
, he burnt the ships in order to force his men to fight to the end. However, the Danish force changed its mind and returned to Denmark. Styrbjörn marched alone with his Jomsvikings to
Gamla Uppsala Gamla, alt. sp. Gamala ( he, גַּמְלָא, The Camel) was an ancient Jewish city on the Golan Heights. It is believed to have been founded as a Seleucid fort during the Syrian Wars which was turned into a city under Hasmonean rule in 81 ...
. His uncle, however, was prepared and had sent for reinforcements from all directions. During the first two days, the battle was even. The latter evening, Eric went to the statue of
Odin Odin (; from non, Óðinn, ) is a widely revered Æsir, god in Germanic paganism. Norse mythology, the source of most surviving information about him, associates him with wisdom, healing, death, royalty, the gallows, knowledge, war, battle, v ...
at the
Temple at Uppsala The Temple at Uppsala was a religious center in the ancient Norse religion once located at what is now Gamla Uppsala (Swedish "Old Uppsala"), Sweden attested in Adam of Bremen's 11th-century work '' Gesta Hammaburgensis ecclesiae pontificum'' and ...
, where he made a sacrifice. He promised Odin that if he won the battle, he would belong to Odin and arrive at
Valhalla In Norse mythology Valhalla (;) is the anglicised name for non, Valhǫll ("hall of the slain").Orchard (1997:171–172) It is described as a majestic hall located in Asgard and presided over by the god Odin. Half of those who die in combat e ...
ten years from then. The next day, Eric threw his spear over the enemy and said, "I sacrifice you all to
Odin Odin (; from non, Óðinn, ) is a widely revered Æsir, god in Germanic paganism. Norse mythology, the source of most surviving information about him, associates him with wisdom, healing, death, royalty, the gallows, knowledge, war, battle, v ...
". Styrbjörn and his sworn men stayed and died.


''Eyrbyggja saga''

The ''Eyrbyggja saga'' has a short summary of Styrbjörn's career in connection with one of its protagonists:


''Hervarar saga''

The ''Hervarar saga '' gives an even shorter summary of Styrbjörn's story and his battle with his uncle Eric:


''Knýtlinga saga''

The ''Knýtlinga saga'' recounts that Styrbjörn was the son of the Swedish king
Olaf Olaf or Olav (, , or British ; Old Norse: ''Áleifr'', ''Ólafr'', ''Óleifr'', ''Anleifr'') is a Scandinavian and German given name. It is presumably of Proto-Norse origin, reconstructed as ''*Anu-laibaz'', from ''anu'' "ancestor, grand-father" a ...
. When
Harald Bluetooth Harald "Bluetooth" Gormsson ( non, Haraldr Blátǫnn Gormsson; da, Harald Blåtand Gormsen, died c. 985/86) was a king of Denmark and Norway. He was the son of King Gorm the Old and of Thyra Dannebod. Harald ruled as king of Denmark from c. 95 ...
ruled Denmark, Styrbjörn was making war in the east (''í hernaði í Austrveg'') and then came to Denmark where he took Harald captive. Harald gave his daughter Tyra to Styrbjörn and joined him on his expedition to Sweden. On arrival, Styrbjörn set his own ships on fire, but when Harald saw that Styrbjörn no longer had any ships he sailed back out onto Lake
Mälaren Mälaren ( , , or ), historically referred to as Lake Malar in English, is the third-largest freshwater lake in Sweden (after Vänern and Vättern). Its area is 1,140 km2 and its greatest depth is 64 m. Mälaren spans 120 kilometers from e ...
(''Löginn'') and returned to Denmark. Styrbjörn fought his uncle Eric on the
Fyrisvellir Fyrisvellir, Fyris Wolds or Fyrisvallarna was the marshy plain (''vellir'') south of Gamla Uppsala where travellers had to leave the ships on the river Fyris (Fyrisån) and walk to the Temple at Uppsala and the hall of the Swedish king. The name ...
and he fell together with most of his men. Some of his men fled and this the Swedes called the ''Fyriselta'', the chase of the Fyris.


''Gesta Danorum''

The Danish chronicler
Saxo Grammaticus Saxo Grammaticus (c. 1150 – c. 1220), also known as Saxo cognomine Longus, was a Danish historian, theologian and author. He is thought to have been a clerk or secretary to Absalon, Archbishop of Lund, the main advisor to Valdemar I of Denmark. ...
tells a more pro-Danish version in ''Gesta Danorum'' (Book 10). According to him, Styrbjörn was the son of the Swedish king
Björn Bjorn (English, Dutch), Björn (Swedish, Icelandic, Dutch, and German), Bjørn (Danish, Faroese and Norwegian), Beorn (Old English) or, rarely, Bjôrn, Biorn, or Latinized Biornus, Brum (Portuguese), is a Scandinavian male given name, or less oft ...
. Styrbjörn had an uncle named
Olaf Olaf or Olav (, , or British ; Old Norse: ''Áleifr'', ''Ólafr'', ''Óleifr'', ''Anleifr'') is a Scandinavian and German given name. It is presumably of Proto-Norse origin, reconstructed as ''*Anu-laibaz'', from ''anu'' "ancestor, grand-father" a ...
, whose son Eric had taken the Swedish kingdom from Styrbjörn. Styrbjörn came to Harald Bluetooth, bringing his sister Gyrithe with him, and humbly asked Harald for help. Harald decided to befriend Styrbjörn and Harald offered his sister Gyrithe to be Stybjörn's wife. Harald then conquered the land of the Slavs and took the stronghold Julin (
Jomsborg Jomsborg or Jómsborg (german: Jomsburg) was a semi-legendary Viking stronghold at the southern coast of the Baltic Sea (medieval Wendland, modern Pomerania), that existed between the 960s and 1043. Its inhabitants were known as Jomsvikings. Jom ...
), which he gave to Styrbjörn to command with a strong force. Styrbjörn and his force (the Jomsvikings) dominated the seas, winning many victories, and they were more beneficial to Denmark than any force on land would have been. Among the warriors were Bue, Ulf, Karlsevne and Sigvald. Styrbjörn wanted revenge and asked Harald for help to take the throne of Sweden. Harald wanted to help Styrbjörn and to this end he sailed to
Halland Halland () is one of the traditional provinces of Sweden (''landskap''), on the western coast of Götaland, southern Sweden. It borders Västergötland, Småland, Scania and the sea of Kattegat. Until 1645 and the Second Treaty of Brömsebro ...
, but was informed that the German emperor
Otto Otto is a masculine German given name and a surname. It originates as an Old High German short form (variants ''Audo'', ''Odo'', ''Udo'') of Germanic names beginning in ''aud-'', an element meaning "wealth, prosperity". The name is recorded fro ...
had attacked
Jutland Jutland ( da, Jylland ; german: Jütland ; ang, Ēota land ), known anciently as the Cimbric or Cimbrian Peninsula ( la, Cimbricus Chersonesus; da, den Kimbriske Halvø, links=no or ; german: Kimbrische Halbinsel, links=no), is a peninsula of ...
, and Harald was more eager to defend his own country than to attack another one. When Harald had driven away the Germans, Styrbjörn had already rashly departed with his own force for Sweden, where he fell.


Alleged descendants

In the 18th century, Danish historian Jacob Langebek proposed that Styrbjörn and Tyra were the parents of Thorkel Sprakalegg, who was father of
Ulf the Earl Ulf Thorgilsson, commonly known as Ulf Jarl, was a Danish jarl of Skåne and regent of Denmark. Ulf was the son of Thorgil Sprakling and the father of King Sweyn II of Denmark and thus the progenitor of the House of Estridsen, which would rule D ...
and of
Gytha Thorkelsdóttir Gytha Thorkelsdóttir ( ang, Gȳða Þorkelsdōttir, 997 – c. 1069), also called Githa, was a Danish noblewoman. She was the wife of Godwin, Earl of Wessex and the mother of King Harold Godwinson and of Edith of Wessex, who was the queen con ...
, wife of
Godwin, Earl of Wessex Godwin of Wessex ( ang, Godwine; – 15 April 1053) was an English nobleman who became one of the most powerful earls in Kingdom of England, England under the Denmark, Danish king Cnut the Great (King of England from 1016 to 1035) and his succ ...
, and thus grandfather of kings
Sweyn II of Denmark Sweyn Estridsson Ulfsson ( on, Sveinn Ástríðarson, da, Svend Estridsen; – 28 April 1076) was King of Denmark (being Sweyn II) from 1047 until his death in 1076. He was the son of Ulf Thorgilsson and Estrid Svendsdatter, and the grandson ...
and
Harold Godwinson Harold Godwinson ( – 14 October 1066), also called Harold II, was the last crowned Anglo-Saxon English king. Harold reigned from 6 January 1066 until his death at the Battle of Hastings, fighting the Norman invaders led by William the C ...
of England.Jacob Langebek (1774), ''Scriptores Rerum Danicarum Medii Ævi'', vol. 3, pp. 281-282P. A. Munch (1853), ''Det Norske Folks Historie'', vol. 1, no. 2, p. 101 The earliest known source which says anything about the father of Thorkell Sprakalegg was the chronicle of
John of Worcester John of Worcester (died c. 1140) was an English monk and chronicler who worked at Worcester Priory. He is usually held to be the author of the ''Chronicon ex chronicis''. ''Chronicon ex chronicis'' The ''Chronicon ex chronicis'' is a world wide ...
, who says that 'Spraclingus' was son of 'Urso', (Latin for
bear Bears are carnivoran mammals of the family Ursidae. They are classified as caniforms, or doglike carnivorans. Although only eight species of bears are extant, they are widespread, appearing in a wide variety of habitats throughout the Nor ...
) which would be Bjorn. Both
Saxo Grammaticus Saxo Grammaticus (c. 1150 – c. 1220), also known as Saxo cognomine Longus, was a Danish historian, theologian and author. He is thought to have been a clerk or secretary to Absalon, Archbishop of Lund, the main advisor to Valdemar I of Denmark. ...
and ''Gesta Antecessorum Comitis Gualdevi'' derive Thorkel from the mating of a bear with a noblewoman, Saxo relating that they produced a son named for his father (i.e. named Bjorn), who was in turn father of 'Thrugillus, called Sprageleg', while the ''Gesta'' tells a similar story but turns the Urso, father of 'Spratlingus' (sic) in John of Worcester's pedigree into the actual bear involved. Langebek suggested that Saxo's tale of a 'Wild' Björn, father of Thorkel, was an
allegorical As a literary device or artistic form, an allegory is a narrative or visual representation in which a character, place, or event can be interpreted to represent a hidden meaning with moral or political significance. Authors have used allegory th ...
reference to Styrbjörn. Otto Brenner, in his accounting of the descendants of
Gorm the Old Gorm the Old ( da, Gorm den Gamle; non, Gormr gamli; la, Gormus Senex), also called Gorm the Languid ( da, Gorm Løge, Gorm den Dvaske), was ruler of Denmark, reigning from to his death or a few years later.Lund, N. (2020), p. 147
, rejects Thorkill as son of Styrbjörn and Thyra.Siegfried Otto Brenner (1964), "Nachkommen Gorms des Alten (König von Dänemark - 936 -): I. - XVI", pp. 1-3


Notes


References

*Henrikson, Alf: ''Stora mytologiska uppslagsboken''.
Jómsvíkíngasaga ok Knytlínga
1828 edition
Thunberg, Carl L.">Carl L. Thunberg, Thunberg, Carl L.
(2012): ''Slaget på Fyrisvallarna i ny tolkning (The Battle of Fýrisvellir in a New Interpretation)''* * (with the tale of Styrbjörn)
''Cultural Paternity in the Flateyjarbók Óláfs saga Tryggvasonar'' by Elizabeth Ashman Rowe (this scholar has got Eric's agreement with Odin slightly wrong. Eric did not promise 10 years to Odin, he promised to belong to Odin after 10 years)
{{DEFAULTSORT:Styrbjorn the Strong 980s deaths Jomsvikings People whose existence is disputed Semi-legendary kings of Sweden Styrbjorn 0970 Year of birth unknown 10th-century Vikings