Deanna Troi
Half-human and half-Betazoid, Deanna Troi served as the ship's counselor on the USS Enterprise-D. With her empathic abilities, she was able to sense the emotions of others, which helped her to resolve conflicts and provide comfort to those in need. Troi's romantic interests, family, and personal life were often explored in the show, making her a well-rounded and relatable character.