A thermal transfer image-receiving sheet is provided which, when a protective layer is formed by thermal transfer on an image formed of a chelated dye, can provide excellent adhesion of the protective layer onto the image and can realize good image quality. The thermal transfer image-receiving sheet comprises: a substrate sheet; and a receptive layer provided on the substrate sheet, the receptive layer comprising a metal source, a protective layer bonding/holding agent, and a binder resin.