1. A face recognizing apparatus comprising: a storage unit that stores face feature information on a face feature of each person; an input unit that receives image information including at least a face of a person; a face detector that detects a face region of the face of the person from the image information received by the input unit; an extractor that extracts face feature information on a face feature from the face region detected by the face detector; and a recognizing unit that recognizes the person in the image information received by the input unit based on the feature information extracted by the extracting unit and the face feature information stored in the storage unit.