A face recognition method includes the step of: receiving feature data acquired by detecting each part of a face of a person included in digital data from a terminal at a server; comparing the feature data received from the terminal with those of persons determined as accessible among all feature data recorded in a feature data database based on face recognition technology, and deciding top n persons with top n degree of similarities among all persons recorded in the feature data database at the server, wherein the feature data recorded in the feature data database include feature data of each part of faces of the persons; and providing the information on the top n persons to the terminal. It may reduce work capacity and processing time by extracting and transmitting to the server feature data of each part of the face such as eyes, nose, mouth, ears and jaws.