Methods, systems, and apparatus for a vehicle cup monitoring system includes one or more input sensors, a vehicle occupant notification apparatus disposed in the vehicle, and a processor in communication with the input sensor(s) and the notification apparatus. The processor is configured to receive sensor data from the input sensor(s). The processor is configured to identify occupants of the vehicle and items such as cups in the vehicle using the sensor data. The processor is configured to assign a first cup to a first occupant of the vehicle based on activity of the occupants, characteristics of the occupants, and/or historical data. The processor is configured to notify a vehicle occupant using the vehicle occupant notification apparatus in response to the vehicle occupant reaching for a cup that is assigned to them or not assigned to them.
