In the mirror universe, Zona was a Orion female in the service of the Imperial Starfleet of the Terran Empire. In the year 2155, she held the rank of ensign, and served as helmsman of the USS Defiant. She also served as "captain's woman" to Defiant's commanding officer, Travis Mayweather. (ENT - Mirror Universe novel: Age of the Empress) It is unknown if Zona has a counterpart in the counterpart universe.