1. Beliau paling dikenali untuk memainkan peranan Tormund Giantsbane di HBO fantasi siri Game of Thrones. dalam 2004, he graduated from the Russian Academy of Theatre Arts in Aarhus, Denmark.
2. dalam 2015, Wyndham Hotel Group signed Hivju to serve as “Wyndham Rewards Wyzard” for its launch of a new loyalty program.
3. He is the son of Norwegian actor Erik Hivju, and the cousin of French actress Isabelle Nanty.