His mother was the daughter of Karl Tjelveson of Fånö in Löts parish in Uppland.
During the previous century, his close forefathers and relatives had apparently been associated with the Folkunge Party (Folkungaätten) which several times were in rebellion against the power of the central government.
His uncle, John of Fånö, had been executed in 1280 and his father, Filip Finvidson, only just spared his life, by paying immense monetary penalties.
Following his election, he travelled to Avignon, where the Pope John XXII was residing, to get ordained into the episcopal office.
On behalf of the pope, Archbishop of Nidaros Pål Bårdsson made a judgment on the matter.