A method for providing a piece of occupant information for a safety unit for a vehicle includes reading in image data representing an occupant of the vehicle via an interface to an image recording unit of the vehicle, reading in plausibility check data representing a person via an interface to a mobile device, a step of determining occupant data characterizing the occupant using the image data and the plausibility check data, and a step of providing the occupant data to an interface to the safety unit for the vehicle.