Is Ragnar Lothbrok a real person?

In fact, Ragnar Lothbrock (sometimes called Ragnar Lodbrok or Lothbrok) was a legendary Viking figure who almost certainly existed, although the Ragnar in the Viking Sagas may be based on more than one actual person. The real Ragnar was the scourge of England and France; a fearsome Viking warlord and chieftain.

Is Vikings a true story?

Norse legendary sagas were partially fictional tales based in the Norse oral tradition, written down about 200 to 400 years after the events they describe.