The invention discloses a system and a method for digital television user management, as well as a digital television receiving system. The digital television user management system comprises a user login unit for providing a user information interface for a digital television user; a user management unit for storing the user attribute information corresponding to each digital television user; a playing control unit for obtaining user attribute information form the user management unit according to the user information inputted by the digital television user, setting the playing parameters ofthe digital television with the user attribute information, and playing digital television programs. By setting and managing multiple digital television user accounts, different watch attributes for different users are set, personal requirements of different users are met, watch habits of users can be automatically memorized and analyzed, more convenient intelligent selections and better audiovisual services can be provided for users.