Caf Treblanc was a Human male who held the rank of chief in the Alliance to Restore the Republic by 0 BBY. That year, the Alliance successfully destroyed the Galactic Empire's DS-1 Orbital Battle Station superweapon near the moon Yavin 4. Following the battle, Treblanc was present in the Royal Award Ceremony held in the Alliance's base on Yavin 4 honoring Luke Skywalker and other heroes of the battle.