A digital photographing apparatus, a tracking method, and a recording medium having recorded thereon a program for executing the tracking method are provided which effectively determine a target imageas a partial image corresponding to a reference image in a frame image. The digital photographing apparatus includes: an image pickup device; a mask preparer which prepares a mask having the same size as a reference image that is smaller than a current frame image; a matching data obtainer which obtains a plurality of pieces of matching data by applying the mask to a plurality of matching imageshaving the same size as the reference image; and a target image determiner which determines one of the matching images as a target image by using the matching data.