According to an aspect, a display device with a touch detection function includes: a display unit; a detecting unit; and a control unit that controls an operation timing of the display unit and the detecting unit. The control unit performs display processing and touch detection processing alternately a plurality of times in a display period of an image of one frame, the display processing being processing of performing control on the electric charge, the touch detection processing being processing of performing the touch detection. The control unit varies a length of a first period, a length of a second period, or both in display periods of images of two frames that are displayed consecutively, the first period being a period in which the display processing is performed once, the second period being a period in which the touch detection processing is performed once.