Historian Lars Borgersrud says about the origins of the group's name, that "The Norwegian section of Wollweber's sabotage instrument was called 'the Osvald Group' («Osvald-gruppa») after the pseudonym of the leader, Martin Hjelmen"—Osvald.Uklart om likvidasjoner Osvald was also one of the pseudonyms used by Asbjørn Sunde.
