A refrigerator includes a cabinet having a storage space, and a door configured to open and close the storage space, in which the door includes a frame assembly configured to open and close the storage space, and a panel assembly detachably coupled to the frame assembly and configured to form a front outer appearance of the door, the frame assembly includes an upper extension part extending forward and a first coupling part provided on the upper extension part, the panel assembly includes a front panel, and an upper bracket coupled to a rear upper part of the front panel and having a second coupling part coupled to the first coupling part, and the panel assembly moves upward in a state where the second coupling part of the panel assembly is positioned below the first coupling part, so that the second coupling part is coupled to the first coupling part.