A display device includes: a plurality of light emitting elements including a first semiconductor layer, each of the plurality of light emitting elements including a second semiconductor layer provided under the first semiconductor layer and an active layer between the first semiconductor layer and the second semiconductor layer; a plurality of partition walls extending from the first semiconductor layer; and a plurality of color conversion layers provided on the plurality of light emitting elements in correspondence with the plurality of light emitting elements and spaced apart from each other by the plurality of partition walls, each of the plurality of color conversion layers including a first color conversion layer and a second color conversion layer stacked on the first color conversion layer.