A touch device according to one embodiment comprises: A touch device according to one embodiment comprises: a display panel; and a touch device on the display panel, and the touch device includes: a substrate including one surface and an opposite surface; a receiving groove formed in one surface; and a protrusion part formed on the opposite surface, and an area, in which the receiving groove is formed, overlaps with an area in which the protrusion part is formed, and a fingerprint sensor is provided in the receiving groove, and a substrate thickness in the area, in which the protrusion part is formed, is thinner than a substrate thickness in the area having no protrusion part.