An apparatus for adjusting a driving position of a driver of a vehicle includes: a communication module performing wireless communication with an external terminal of a user; a door module sensing an opening or closing of a door of the vehicle; and a controller receiving, when the door of the vehicle is opened, user information identifying the user from the external terminal via the communication module, retrieving driving position adjustment information corresponding to the user information from a big data server, and adjusting the driving position based on the driving position adjustment information.