1. An image capturing apparatus, comprising: a first image capturing unit configured to capture an image of a photographer; a second image capturing unit configured to capture an image of a person other than the photographer; a storage unit configured to store a first dictionary corresponding to a first photographer and a second dictionary corresponding to a second photographer, wherein in the first dictionary and the second dictionary face feature information for authenticating a plurality of persons included in a captured image by the second image capturing unit and name information corresponding to an authenticated person are registered, and different name can be registered in each dictionary even if face feature information of the same person are registered in the first dictionary and the second dictionary; a recording unit configured to store image data generated by the second image capturing unit; a processor; and a memory configured to store at least one program executable by the processor, at least one program having instructions that, when the program is executed by the processor, cause the processor to: identify the photographer from the image captured by the first image capturing unit using facial recognition; select a dictionary corresponding to the identified photographer; authenticate one or more persons in the image captured by the second image capturing unit using the selected dictionary; display a frame so as to surround a face of a person in a through image captured by the second image capturing unit by using the face feature information of the plurality of persons stored in the selected dictionary, and record, as attribute information for the image data, face feature information and name information corresponding to the authenticated person that is included in the selected dictionary, in the recording unit.