To provide a hand dryer that is capable of reducing the amount of noise without reducing the drying performance, and is capable of preventing foreign substances from entering from an air outlet thereof. The hand dryer includes a hand insertion section (2) that is open toward the outside, and nozzles (4a,4b) disposed on wall surfaces of the hand insertion section (2). A hand dryer is configured to blow water off hands with airflow emitted from nozzles(4a,4b). A nozzle hole (5) at the distal end of each of the nozzles(4a,4b) is a wave-shaped slit.