A display device includes a light-emitting diode including a first conductivity-type semiconductor, an active layer, and a second conductivity-type semiconductor; a first voltage line to which a first voltage is applied; a second voltage line to which a second voltage is applied; a first transistor including a source electrode electrically connected to the first voltage line and a drain electrode electrically connected to a first electrode of the light-emitting diode and to the first conductivity-type semiconductor; a second transistor including a drain electrode electrically connected to a gate electrode of the first transistor and a source electrode electrically connected to a data line to apply a data signal; a capacitor electrically connected to the gate electrode of the first transistor and the first electrode; and a third transistor including a source electrode electrically connected to the second voltage line and a drain electrode electrically connected to the first electrode.