The present invention relates to a luminous sofa cup holder comprising the cup body, the mounting base for supporting the cup body, the light source, the cooling/heating module, the temperature sensor and the control circuit for detecting the temperature of the cup body, either directly or indirectly, wherein the cup body is provided with an empty cavity, wherein the edge of the upper opening of the empty cavity is a flanging structure, which protrudes on the outer side of the cup body, wherein the light source is disposed over the outer side of the cup body; wherein the mounting base is a hollow body provided with at least one opening; wherein the cup body inserts into the mounting base through the opening provided on the mounting base; wherein the light source is held tightly by the cup body and the mounting base.