Abstract: The present invention relates to a hair dryer housing. A hair dryer housing according to the present invention which has a “¬”-shaped structure, the hair dryer housing including: a horizontal housing in which an action part is installed; and a vertical housing continuously connected to the horizontal housing while orthogonally crossing the horizontal housing and configured to supply power to the action part. In addition, the bottom part of the vertical housing is composed of a flat surface, and a fastening groove having a depth into the vertical housing is installed in a central part of the surface. A power cable bottom packing is a component installed while orthogonally crossing the lengthwise outer surface of the vertical housing, so that the power cable is drawn into the vertical housing through the lateral surface of the vertical housing.