A moving head display device is disclosed, including a support stand and a display screen module disposed on the support stand. A side of the support stand facing the display screen module is provided with a first connector, a back surface of the display screen module is provided with a second connector, and the second connector is detachably connected to and engaged with the first connector. For the moving head display device according to embodiments of the present disclosure, the display screen module is mounted on the support stand in a snap fit manner, so that it is convenience to install the display screen module. The display screen module can be supported on the ground or mounted on other holders by the support stand, to facilitate installation and positioning of the display screen module. Moreover, the display screen module is easy to be detached from the support stand, and it is convenient to splice a plurality of display screen modules into a large-area display screen to realize a function of large screen display. When the function of large screen display is not required, the spliced display screen modules can be split to be installed into their respective support stands to serve as stage lamps. This invention is extremely flexible and reliable in use.