A face image recognition apparatus includes a registration information holding section (108) in which a reference feature amount of the face of at least one to-be-recognized person is previously registered, the feature amount of the face is extracted from a face image input via an image input section (105) by use of a feature amount extracting section (106), a recognition section (107) determines the recognition rate between the extracted feature amount and the reference feature amount registered in the registration information holding section (108), and a feature amount adding section (109) additionally registers the feature amount extracted by the feature amount extracting section (106) as a new reference feature amount into the registration information holding section (108) when it is determined that the determined recognition rate is lower than a preset value. <IMAGE>
Face image recognition apparatus