An image information display apparatus is provided, with a plurality of address producing portions which output active signals and address signals. When the active signals and address signals are output an effective address signal is selected in response to an address deciding portion from the plurality of address signals outputted by the address producing portion in accordance with a priority order signal and the active signal inputted from outside. Accordingly read the image information is sequentially read from the address in the memory to be expressed by the effective address signal for displaying the plurality of rectangular regions. As a result the image of image parameters to display the multiwindow are reduced so that the priority order of the overlapped rectangular regions, the display positions and so on may be easily changed.