Brad Yacobian (Lieutenant Commander)
Brad Yacobian was a male individual who originated from the planet Xendi Sabu IX. 

By the mid-24th century he served as a Starfleet officer.

In 2369, he was a lieutenant aboard the . He was one of seventeen individuals who were from worlds outside the Federation. His proteins were tested by Doctor Beverly Crusher for a possible configuration match with the fragments of a 4 billion-year old genetic program. The results came back negative. (, okudagram)

In 2371, he had been transferred to the . He was among the crew stranded in the Delta Quadrant, when Voyager was forcefully brought there by the .

In 2372, as a lieutenant commander, he was listed on the Planetary Geosciences Division duty roster. ()

In 2374, he was listed on a crew manifest. (, crew manifest)

de: Brad Yacobian (Lieutenant Commander)
Individuals
Starfleet sciences personnel
USS Voyager personnel
USS Enterprise (NCC-1701-D) personnel