To provide a laundry drying hanger cover that protects laundry hung from a square-type hanger or the like from a sudden shower or dust, well dries the laundry and facilitates handling in an inconspicuous manner, and can be fold and stored with a foldable hanger while being attached to the foldable hanger.

A plane cover using a raw material having an air permeable property, a water repellent property, a non-transparency and the like covers an upper surface of a square-type hanger and the like so as to pass a hanging fitting of the hanger through a hole in the center of the cover, and is hung down from the peripheral position of the hanger at an appropriate length, and prevents the hanging down portion from whipping due to wind, and allows the bottom of the cover to be raised. The cover having one or a plurality of frames for facilitating handling of a large cloth is reduced in size when an elastic braid bridging the frames is wound around the surface of the cover. The cover having the plurality of frames and a cover having no frames can be fold and stored while being attached to a foldable hanger.