A refrigerator comprising: a compressor (111, 115; 110) compressing a refrigerant; a condenser condensing the refrigerant compressed in the compressor (111, 115; 110); a refrigerant tube guiding a flow of the refrigerant condensed in the condenser; a flow adjustment part coupled to the refrigerant tube to divide the refrigerant into a plurality of refrigerant passages (101, 103, 105); a plurality of expansion devices (141, 143, 145) respectively disposed in the plurality of refrigerant passages (101, 103, 105) to decompress the refrigerant condensed in the condenser; a plurality of evaporators (150, 160) evaporating the refrigerant decompressed in the plurality of expansion devices (141, 143, 145) and comprising a first evaporator for cooling a refrigerating compartment and a second evaporator for cooling a freezing compartment, wherein the plurality of refrigerant passages (101, 103, 105) comprise a first and third refrigerant passages (101, 105) guiding introduction of the refrigerant into the first evaporator and a second refrigerant passage guiding introduction of the refrigerant into the second evaporator; characterized by a super-cooling heat exchanger (500, 500a) disposed at an outlet-side of the condenser to supercool the refrigerant and is configured to heat-exchange the refrigerant of the refrigerant tube, which passes through the condenser, with the refrigerant flowing into the third refrigerant passage, the third refrigerant passage passing through the super-cooling heat exchanger (500, 500a) and is combined with the first refrigerant passage, wherein the refrigerant super-cooled in the super-cooling heat exchanger (500, 500a) is introduced into the flow adjustment part and wherein the flow adjustment part comprises a four-way valve. a compressor (111, 115; 110) compressing a refrigerant; a condenser condensing the refrigerant compressed in the compressor (111, 115; 110); a refrigerant tube guiding a flow of the refrigerant condensed in the condenser; a flow adjustment part coupled to the refrigerant tube to divide the refrigerant into a plurality of refrigerant passages (101, 103, 105); a plurality of expansion devices (141, 143, 145) respectively disposed in the plurality of refrigerant passages (101, 103, 105) to decompress the refrigerant condensed in the condenser; a plurality of evaporators (150, 160) evaporating the refrigerant decompressed in the plurality of expansion devices (141, 143, 145) and comprising a first evaporator for cooling a refrigerating compartment and a second evaporator for cooling a freezing compartment, wherein the plurality of refrigerant passages (101, 103, 105) comprise a first and third refrigerant passages (101, 105) guiding introduction of the refrigerant into the first evaporator and a second refrigerant passage guiding introduction of the refrigerant into the second evaporator; characterized by a super-cooling heat exchanger (500, 500a) disposed at an outlet-side of the condenser to supercool the refrigerant and is configured to heat-exchange the refrigerant of the refrigerant tube, which passes through the condenser, with the refrigerant flowing into the third refrigerant passage, the third refrigerant passage passing through the super-cooling heat exchanger (500, 500a) and is combined with the first refrigerant passage, wherein the refrigerant super-cooled in the super-cooling heat exchanger (500, 500a) is introduced into the flow adjustment part and wherein the flow adjustment part comprises a four-way valve.