Halfdan the Valiant was a legendary Scanian prince, who was the father of Ivar Vidfamne according to Hervarar saga, the Ynglinga saga, Njal's Saga and Hversu Noregr byggdist. The genealogical work Hversu Noregr byggdist gives his father as Harald the Old, his grandfather as Valdar and his great-grandfather as Hróarr.
- Position held
- mythological king
- Born
- 590
- Died
- 650