Axum

Axum is a 24th century male of a unspecified species who carried on a 6 year romance with Annika Hansen, also known as Seven of Nine, in Unimatrix Zero. He is one of thousands who had a gene that allowed them to keep their personalities from pre-assimilation in unimatrix zero and later, the crew of the USS Voyager in the Delta Quadrant helped those drones to regain their individuality in the real world. He was last known to be on a Borg cube in the far reaches of the Beta Quadrant near Fluidic Space. (VOY episode: "Unimatrix Zero")