An object of the present invention is to provide a nap apparatus for a desk that allows a user to sleep comfortably as if leaning on a mother's back even when taking a nap at a desk. To this end, the nap apparatus for the desk of the present invention as a nap apparatus for a desk used when taking a nap on the desk includes a top plate support part to be supported on a top plate for the desk; and an upper body support part provided in the top plate support part and provided to be inclined on the top plate to support the upper body including a user's head.