The invention relates to the field of car lamps, in particular to a xenon lamp capable of emitting a green light. The xenon lamp comprises an enclosed discharge cavity, two electrodes, two molybdenum plates and two molybdenum wires, wherein contracting necks are arranged at the left side and the right side of the discharge cavity; the two electrodes are located at two sides of the discharge cavity respectively, pass through the corresponding contracting necks respectively and extend to the inside of the discharge cavity; the other ends, located outside the discharge cavity, of the two electrodes are connected with the molybdenum plates and the molybdenum wires in series respectively; and the discharge cavity is filled with thallium halide, mercury and xenon. The xenon lamp can emit a unique and bright green light.