Gerr was a male Human sith Acolyte of the Sith Academy on Korriban during the Cold War. He was present in Harkun's chamber until he was called forth by the Overseer. As he complied, Harkun ordered Ffon Althe to kill him. Gerr tried to escape, but Ffon released a bolt of Force lightning and killed the acolyte.
- Star Wars: The Old Republic (First appearance)