Hunn, a Human of male gender, held the rank of commander within the Republic Army. He fought for the Galactic Republic in the Cold War against their adversaries, the Sith Empire. As part of his service, he was assigned to the planet of Balmorra, where he oversaw activities at Cave 52. He also communicated via hologram with a person loyal to the Empire, who then launched an assault on the cave.
Hunn's character appears in Star Wars: The Old Republic, a massively multiplayer online role-playing game created by BioWare and launched in 2011. Nolan North provided the voice acting for Hunn.