To provide a display panel for a cardboard display which is more inexpensive than the conventional display panels for displays made of synthetic resins.

This display panel consists of the cardboard and has a first plate part 13 which is nearly horizontal, a second plate part 14 which rises from the front end of this first plate part 13, a third plate part 15 which is connected to the top end of this second plate part 14 and is nea1rly horizontal, a fourth plate part 16 which extends diagonally downward and forward from the third plate part 15, a fifth plate part 17 which is connected to the bottom end of the fourth plate part 16, overlaps on the outside surface of the fourth plate part 16 and is adhered and fixed thereto, a sixth plate part 18 which is connected to the top end of the fifth plate part 17, exists above the third plate part 15 and is nearly horizontal and a seventh plate part 19 which is connected to the rear end of the sixth plate part 18 and overlaps on the rear surface of the second plate part 14. The display panel has a joint part which maintains the state of overlapping the second plate part 14 and the seventh plate part 19 on each other, a side plate part 24 of a low height which is successively disposed to face upward in one side part of the first plate part 13 and a stopper 25 which is successively disposed at the front end of this side plate part 24 and is adhered to the front surface bottom end of the second plate part 14.