A display stand includes a frame body and several illuminating support plate units. The frame body has several spaced-apart plate-mounting portions, and several power supply portions respectively adjacent to the plate-mounting portions. Each illuminating support plate unit includes a plate body coupled removably to one plate-mounting portion, an illuminating unit mounted on the plate body, and an electric connecting unit having a base portion that is embedded in the plate body, and an electric connecting portion that is disposed within a range defined between extensions of upper and lower surfaces of the plate body, and that is connected electrically to a corresponding one of the power supply portions.