A door for a refrigerator comprising: an upper door member formed with a metal plate having the exterior in a pre-set color; a lower door member formed with a metal plate having the same color as that of the upper door member; a dispenser housing formed with a metal plate having the same color as that of the upper door member; an upper connection member formed of a synthetic resin member and connecting the upper door member and the dispenser housing, and having a first housing coupling portion provided at a lower portion of the upper connection member; and a lower connection member formed of a synthetic resin member and connecting the lower door member and the dispenser housing, and having a second housing coupling portion provided at an upper portion of the lower connection member, wherein the upper door member, the lower door member, the dispenser housing, the upper connection member, and the lower connection member form an outdoor case, a door liner is coupled to an inner side of the outdoor case, and an insulator is charged in a space between the outdoor case and the door liner, wherein the upper door member has a first coupling step formed in a lower end portion thereof and inwardly bent, and the dispenser housing has a second coupling step formed in an upper end portion thereof and inwardly bent, wherein an upper edge of the upper connection member and the first housing coupling portion are inwardly inserted into the bent portions of the first coupling step and the second coupling step, respectively, wherein the lower door member has a third coupling step formed in an upper end portion thereof and inwardly bent, and the dispenser housing has a fourth coupling step formed on a lower end portion thereof and inwardly bent, wherein a lower edge of the lower connection member and the second coupling portion are inwardly inserted into the bent portions of the third coupling step and the fourth coupling step, respectively. an upper door member formed with a metal plate having the exterior in a pre-set color; a lower door member formed with a metal plate having the same color as that of the upper door member; a dispenser housing formed with a metal plate having the same color as that of the upper door member; an upper connection member formed of a synthetic resin member and connecting the upper door member and the dispenser housing, and having a first housing coupling portion provided at a lower portion of the upper connection member; and a lower connection member formed of a synthetic resin member and connecting the lower door member and the dispenser housing, and having a second housing coupling portion provided at an upper portion of the lower connection member, wherein the upper door member, the lower door member, the dispenser housing, the upper connection member, and the lower connection member form an outdoor case, a door liner is coupled to an inner side of the outdoor case, and an insulator is charged in a space between the outdoor case and the door liner, wherein the upper door member has a first coupling step formed in a lower end portion thereof and inwardly bent, and the dispenser housing has a second coupling step formed in an upper end portion thereof and inwardly bent, wherein an upper edge of the upper connection member and the first housing coupling portion are inwardly inserted into the bent portions of the first coupling step and the second coupling step, respectively, wherein the lower door member has a third coupling step formed in an upper end portion thereof and inwardly bent, and the dispenser housing has a fourth coupling step formed on a lower end portion thereof and inwardly bent, wherein a lower edge of the lower connection member and the second coupling portion are inwardly inserted into the bent portions of the third coupling step and the fourth coupling step, respectively.