The invention discloses an air purifier decorative lamp. The air purifier decorative lamp comprises a mounting plate, mounting holes are formed in the four corners of the top of the mounting plate, abox body is fixedly connected to the bottom of the mounting plate, a fixing column is fixedly connected to the bottom of the box body, and the bottom of the fixing column is fixedly connected with anilluminating lamp. According to the air purifier decorative lamp, the box body, an air outlet pipe, a micro exhaust fan, an air draft tube, a filter box, a dust adsorption net, an activated carbon filter adsorption net, a photocatalyst filter adsorption net, a synthetic fiber filter adsorption net, a filter cotton adsorption net, an air outlet groove, a positive ion generator, fixing plates, lampholders, ultraviolet sterilization lamp tubes, an air outlet hole and a mounting frame are arranged for cooperation, so that the advantage of being good in purification effect is achieved, the problemthat an existing air purifier decorative lamp is poor in purification effect is solved, then the air purifier decorative lamp can better purify air, the harm to human body health is reduced, and thepracticability of the air purifier decorative lamp is improved.