Ingvar or Yngvar was the son of Östen and reclaimed the Swedish throne for the House of Yngling after the Swedes had rebelled against Sölve. He is reported to have fallen in battle in Estonia and been
Eysteinn was a semi-legendary king of Sweden, the son of Eadgils. He was the father of Ingvar. The Eysteinn tumulus in Västerås near Östanbro has been linked to King Eysteinn by some popular historian
Ingvar
…Ingvar or Yngvar (Old Norse: Yngvarr , d. early 7th century) was the son of Östen and reclaimed the Swedish throne for the House of Yngling after the Swedes had rebelled against Sölve. He is reported to have fallen in battle in Estonia…
Östens hög (Eysteinn tumulus) at Östanbro, in Västerås kommun