A luminous decorative display apparatus to be employed in setting off the design of a Christmas tree or commodities. The apparatus is provided with a plurality of two-sided flat luminous display elements each having an electroluminescent layer formed contiguously between opposite transparent electrodes and capable of shining in a specific color and a specific shape when a voltage is applied to the transparent electrodes. Each display element is connected through the electrode terminals extending from the transparent electrodes respectively, in parallel connection to power supply lines. The display elements are distributed on an article to be decorated and made to shine for decorating the article.
