A refrigerator comprising: a cabinet defining a storage space; a door part opening and closing the storage space through insertion/withdrawal thereof and defining an outer appearance of a front surface; and a drawer part disposed on a rear surface of the door part and having an opened top surface to define a storage space, the refrigerator comprises: a drawer cover provided inside the storage space to partition the storage space into a front space and a rear space and cover the rear space; and a draw-out rail provided on each of both side surfaces of the drawer part to guide insertion and withdrawal of the drawer part so that the front space is exposed to the outside of the refrigerator, wherein the drawer cover comprises: a partition part partitioning the storage space into the front space and the rear space; a cover part extending from the partition part to a rear end of the drawer part, wherein the draw-out rail has a maximum withdrawal distance so that at least a portion of the drawer cover is disposed in the storage space, characterized in that the cover part extends from an upper end of the partition part to cover a top surface of the rear space, the drawer cover further comprises: a first hinge connecting a lower end of the partition part to a bottom surface of the drawer part to allow the partition part to be rotatable; and a second hinge connecting the partition part to the cover part to allow the cover part to be rotatable, wherein the drawer part has an inclined rear surface corresponding to a rear surface of the storage space, and wherein the cover part is rotatable by using the second hinge as an axis so as to be seated on a rear surface of the partition part, and the partition part is rotatable by using the first hinge as an axis so as to be seated on the inclined rear surface of the drawer part. a drawer cover provided inside the storage space to partition the storage space into a front space and a rear space and cover the rear space; and a draw-out rail provided on each of both side surfaces of the drawer part to guide insertion and withdrawal of the drawer part so that the front space is exposed to the outside of the refrigerator, wherein the drawer cover comprises: a partition part partitioning the storage space into the front space and the rear space; a cover part extending from the partition part to a rear end of the drawer part, wherein the draw-out rail has a maximum withdrawal distance so that at least a portion of the drawer cover is disposed in the storage space, characterized in that the cover part extends from an upper end of the partition part to cover a top surface of the rear space, a partition part partitioning the storage space into the front space and the rear space; a cover part extending from the partition part to a rear end of the drawer part, wherein the draw-out rail has a maximum withdrawal distance so that at least a portion of the drawer cover is disposed in the storage space, characterized in that the cover part extends from an upper end of the partition part to cover a top surface of the rear space, the drawer cover further comprises: a first hinge connecting a lower end of the partition part to a bottom surface of the drawer part to allow the partition part to be rotatable; and a second hinge connecting the partition part to the cover part to allow the cover part to be rotatable, a first hinge connecting a lower end of the partition part to a bottom surface of the drawer part to allow the partition part to be rotatable; and a second hinge connecting the partition part to the cover part to allow the cover part to be rotatable, wherein the drawer part has an inclined rear surface corresponding to a rear surface of the storage space, and wherein the cover part is rotatable by using the second hinge as an axis so as to be seated on a rear surface of the partition part, and the partition part is rotatable by using the first hinge as an axis so as to be seated on the inclined rear surface of the drawer part.