The present invention discloses an ultraviolet light-emitting faucet comprising an inlet assembly, an outlet assembly, an operation assembly configured between the inlet assembly and the outlet assembly, and a waterproof light emitting module disposed in the operation assembly. The operation assembly has a conduit and an operation room that communicates, the waterproof light emitting module is disposed in the conduit and capable of emitting an ultraviolet light into the operation room in order to sterilize the water flowing through the operation room.