occupant
noun [ C ]
formal uk/ˈɒkjəpənt/ us PROPERTY
a person who lives or works in a room or building:
the current/previous/last occupant The apartment had been left in a bad condition by the previous occupant.
He is the sole occupant of the house.
a person in a car, room, seat, place, or position:
The last occupant of the post of senior vice president was John Burton.
The front-seat occupant is required by law to wear a seatbelt.