Provided is a cooler for a notebook computer. The cooler includes: a body comprising an upper plate, a lower plate, and an air passage formed between the upper plate and the lower plate; one or more cooling fans mounted on the body and drawing air into the air passage; and one or more vent holes formed in portions of the upper plate other than portions of the upper plate over the cooling fans, wherein the air drawn by the cooling fan is flown through the air passage of the body and discharged through the vent holes to the notebook computer placed on the body of the cooler. Accordingly, the air drawn by the cooling fans is flown through the air passage of the body and discharged through the vent holes to the notebook computer placed on the body of the cooler, thereby cooling the notebook computer.