Provided is a motion vector estimation device capable of estimating the motion vector with less computation. A motion vector estimation device for estimating, by means of repetitive calculations, the motion vector of each of a plurality of pixel groups which is contained in an input image and which each contains one or more pixels, the motion vector estimation device being provided with a means for making repetitive calculations with regard to the pixel groups that do not have a high frequency component from among the plurality of pixel groups contained in the input image after making repetitive calculations with regard to the pixel groups that have a high frequency component from among the plurality of pixel groups contained in the input image.