Ivar Ragnarsson, also known as Ivar "the Boneless," is the youngest son of
Bjorn Ironside
Yes, Ragnar and Lagertha's son/their only surviving child dies in Episode 11 (“King of Kings”) of Season 6 (full recap here). A dying Bjorn leads the charge for Norway to defeat the Rus after several life-ending arrows get shot at him by a Rus soldier.
Unlike previous Viking raiders who came only to plunder, Ivar sought conquest. Ivar was said to be the son of the Danish king Ragnar Lothbrok, but details of his early life are largely unknown.
They had four sons, Ivar the Boneless, Björn Ironside, Hvitserk and Sigurd Snake-in-the-Eye (thus called because there was a mark in his eye, as if a snake lay around the pupil).
Vikings: Hvitserk stars in deleted season six scene
Ivar the Boneless (played by Alex Høgh Andersen) was unceremoniously killed by an unknown English soldier in the grand finale of Vikings.
Ivar remains a local king in England for a long time after, ruling from York but having no children to succeed him, 'because of the way he was: with no lust or love' (4).
Ivar is said to have been one of the first Norse kings of Dublin in Ireland. Ivar is accounted as being the son who defeated and blood-eagled King Aelle in retribution for his father's death.
It states that Björn was the son of Ragnar and Aslaug and that his brothers were Hvitserk, Ivar the Boneless, and Sigurd Snake-in-the-Eye. The tale also tells of Björn's half-brothers Eric and Agnar.
Ragnar is said to have been the father of three sons—Halfdan, Inwaer (Ivar the Boneless), and Hubba (Ubbe)—who, according to the Anglo-Saxon Chronicle and other medieval sources, led a Viking invasion of East Anglia in 865.
Ivar the Boneless (sort of) had a son in Vikings season 5, but left poor baby Baldur to die in the forest after seeing his facial deformity. The character of Ivar the Boneless (kind of) had a son in Vikings season 5, but the baby Baldur was left in the forest to die due to a facial deformity.
Baldur Ivarsson is the son of Freydis and an unnamed servant of Ivar the Boneless.
She also helps them to overthrow Oleg so that Igor can take his rightful place as heir. At the celebration feast following the defeat of Oleg, Katia informs Ivar that she is carrying his child.
Grave 511. The warrior was at least between 35 and 45 years old when he died, and he had met with a very violent death, presumably in battle, killed by the thrust of a spear into his eye and a great slashing blow to the top of his left femur, which also removed his genitals.
Ivar, Ubbe and the rest were among the most successful warriors of the Viking age, and their conquests and battles swiftly became the stuff of legend. It was not until the second half of the 11th century – nearly 200 years after their deaths – that they began to be identified as “sons of Ragnar Lothbrok”.
Despite the Queen's claims, there is no proof that Magnus is Ragnar's son.
In terms of narrative, it works that Rollo is Bjorn's real father and that he considers Ragnar as his true dad, as he was the one who raised him. Ragnar also saw him as one of his sons, to the point where Odin sees Bjorn when he takes a look at all the sons of Ragnar.
Ivor the Boneless led many of his campaigns against England with his brothers to avenge the death of their father, Ragnar. Ivor the Boneless was younger than his brother, Bjorn Ironside.
Most historians, however, believe that the name was simply a metaphor and that Ivar had legs and walked and fought standing upright.
Legends tell us that Ragnar – son of King Sigurd Hring – had three wives, the third of whom was Aslaug, who bore him sons Ivar the Boneless, Bjorn Ironside and Sigurd Snake-in-the-Eye, all three of whom would grow greater in stature and fame than he.
They were particularly nervous in the western sea lochs then known as the "Scottish fjords". The Vikings were also wary of the Gaels of Ireland and west Scotland and the inhabitants of the Hebrides.
The raids slowed and stopped because the times changed. It was no longer profitable or desirable to raid. The Vikings weren't conquered. Because there were fewer and fewer raids, to the rest of Europe they became, not Vikings, but Danes and Swedes and Norwegians and Icelanders and Greenlanders and Faroese and so on.
Ragnar Lothbrok
Arguably the most famous Viking warrior of them all, not least for his role as the leading protagonist in Vikings, the History Channel's popular drama.