The invention discloses a designated driver data management method, system and device based on big data, and belongs to the technical field of designated driver data management, and the method comprises the steps: enabling a designated driver to register and log in an account of a designated driver platform, enabling the designated driver platform to obtain the data information of the designated driver, and storing the data information in a database, feature extraction is performed on data information in a database, a feature model of a designated driver is constructed, after a designated driving service request sent by a user is received, a service demand in the designated driving request is extracted, and designated driver data information in a starting place range of the user is acquired at the same time; according to the invention, the data of the designated drivers can be systematically managed, the demand conditions of clients for the designated drivers can be met, the service requirements can be calculated by using the feature models of the designated drivers, the designated driver with the highest matching degree can be finally obtained, the service list can be sent to the designated driver with the highest matching degree, and the designated driver can carry out designated driving service. And better designated driving experience is provided for customers.