Eirik King of Hordaland (Old Norse: Eiríkr Konungr á Hörðalandi) was a king of Hordaland, then a petty kingdom in southern Norway, in the late 800s. Eirik was the father of Gyda. Eirik lead the first attack against Harald Fairhair at the Battle of Hafrsfjord. Defeated by Harald, Eirik fell; many of his allies were also killed in the battle.