A peacock-shaped lamp comprises a peacock-shaped supporting base, a peacock-shaped cooling screen, a plurality of cooling feathers and an LED assembly. The peacock-shaped supporting base comprises supporting legs and a supporting body. Drainage pipes are arranged in the peacock-shaped supporting base and each provided with a water inlet and a water outlet, and the water inlets are used for leading in external water sources. The ends, away from the supporting body, of the supporting legs extend to be provided with a plurality of supporting claws, wherein the supporting claws are located in the same plane. The peacock-shaped cooling screen comprises a screen body and a plurality of flow guiding assemblies. Each cooling feather comprises a feather body, an installation base and an arc-shaped cooling pipe. A plurality of LED lamps are arranged on the installation bases in a one-to-one correspondence manner. The arc-shaped cooling pipes surround the LED lamps. The peacock-shaped lamp can spray out water flow with the fountain effect through the peacock-shaped supporting base, the peacock-shaped cooling screen, the cooling feathers and the LED assembly, and has high ornamental value. Heat generated by the LED assembly can be brought away through the water flow, and the cooling effect is good.