The Seswenna sector was a sector located in the Outer Rim Territories of the galaxy. It notably contained the planet Eriadu and Seswenna itself, and was traversed by the Hydian Way and the Rimma Trade Route.
- Tarkin (First appearance)
- "TK-462"—Star Wars Insider 166
- Servants of the Empire: The Secret Academy (Indirect mention only)
- Age of Rebellion - Grand Moff Tarkin 1 (Appears in flashback(s))
- "An Incident Report"—From a Certain Point of View (Mentioned only)
- Bounty Hunters 2