Who was the father of the person Þórðr Kolbeinsson was the court poet for?
Þórðr Kolbeinsson Þórðr Kolbeinsson ("Thordr Kolbeinsson") was an 11th-century Icelandic skald, or poet. He was the court poet of Eiríkr Hákonarson and some 17 stanzas of his poetry on the earl are preserved in the kings' sagas. The following example is from Eiríkr's campaign in England with Canute the Great.
Eystein Glumra Eystein Glumra ("Øystein Glumra"), also called Eystein Ivarsson was a 9th-century petty king on the west coast of Norway. According to the Sagas, he was the father of both Rognvald Eysteinsson and Sigurd Eysteinsson.