Refrigerator

A refrigerator comprising:

• a cabinet having a storage compartment;
• and
• a refrigerator door configured to open and close the cabinet,
• wherein the refrigerator door comprises:
• a frame assembly that defines an edge of the refrigerator door and that extends in a longitudinal direction,
• a front panel that is coupled to the frame assembly and that defines a front surface of the refrigerator door,
• a rear panel that is coupled to the frame assembly and that defines a rear surface of the refrigerator door, and
• a reinforcing panel disposed between the front panel and the rear panel,
• wherein the reinforcing panel defines coupling grooves that face the front panel and that are spaced apart from one another in a vertical direction,
• wherein the front panel comprises coupling protrusions that protrude from a rear surface of the front panel and that are configured to be accommodated in the coupling grooves, and
• wherein the refrigerator door further comprises fixing members that are disposed in the coupling grooves and that are configured to move relative to the front panel to thereby fix or release the coupling protrusions.