Disclosed is a refrigerator having a shelf assembly in a storage compartment. The refrigerator includes a body provided with a storage compartment, a shelf configured to load goods stored in the storage compartment, a panel configured to form one surface of the storage compartment and provided with a plurality of support guides, and a frame configured to support the shelf and configured to be movable in a transverse direction along the plurality of support guides by being detachably coupled to the panel.