1. A face collation apparatus comprising: a face image acquiring unit for acquiring face images; a storage unit in which a plurality of different face images for each of a plurality of persons who are collation targets are stored in advance in such a manner as to be associated with each of said persons; a calculating unit for calculating collation degree data obtained by comparing the acquired face images with the stored face images; an extracting unit for extracting a predetermined number of high collation degree data from the stored calculated collation degree data; and an identifying unit responsive to said extracting unit for identifying a person of said plurality of persons.