A display device includes: a display panel and an input sensor disposed on the display panel and operable in a first mode and a second mode different from the first mode, wherein the input sensor may include a plurality of sensing electrodes, a plurality of sensing wirings electrically connected to the plurality of sensing electrodes, respectively, and a blocking part covering the plurality of sensing wirings. The blocking part is configured to be floated in the first mode and to receive a substantially constant voltage in the second mode.