Abstract: A defroster nozzle of a vehicle installed below a windshield of the vehicle and discharging conditioned air toward the windshield, the defroster nozzle generating vortex during discharging is disclosed. The defroster nozzle may include a housing formed in a cylindrical shape and having an inlet formed at one end of the housing through which the conditioned air is introduced, and an outlet formed adjacent to the windshield through which the air is discharged, and a vortex generator configured to protrude from an inner side surface of the housing to discharge the air introduced into the housing as vortex in the inner side surface of the housing.