Disclosed is a refrigerator, in which the structure of an ice supply device is improved. The refrigerator includes a main body, in which at least one storage chamber is formed; a door opening and closing the at least one storage chamber; an ice making unit provided on a rear surface of the door to make ice; an ice storage container provided under the ice making unit to store the ice made by the ice making unit; and at least one receiving rack provided on at least one side of right and left sides of the ice making unit or the ice storage container.