Lieutenant Commander Aaron Cavitt was a human Starfleet officer who served as first officer aboard the USS Voyager (NCC-74656) in 2371.
In 2358, Cavitt was serving aboard the USS Kingston, a Federation colony-relief transport. During his time aboard the Kingston his commanding officer was killed by the Orions.
By 2371, Lt. Cmdr. Cavitt was assigned to the USS Voyager as Captain Kathryn Janeway's first officer. However, his tenure aboard Voyager was brief, following his untimely death when the starship was flung over 70,000 light years into the Delta Quadrant by the Caretaker. (VGR novelization: Caretaker).