An organic light emitting display device (100; 200; 400) comprising: an anode (140; 240; 440) and a cathode (170; 270; 470); a plurality of organic layers between the anode (140; 240; 440) and the cathode (170; 270; 470) configured to emit white light, wherein the plurality of organic layers have at least one separated organic layer that minimizes current leakage into neighboring pixels; and a partition member (131, 132; 231, 232; 431, 432) between the neighboring pixels configured to separate at least one of the organic layers, wherein the at least one separated organic layer comprises a charge generation layer (151d; 251d, 251h), wherein the partition member has an eaves shape that comprises a first partition layer (131; 231; 431) having an opening and a second partition layer (132; 232; 432) on the first partition layer, and wherein the second partition layer has an opening configured to overlap the opening of the first partition layer and is smaller than the opening of the first partition layer, wherein the plurality of organic layers comprise: a first part (151; 251) on the anode, where a portion of the anode is exposed by the first partition layer (131; 231), a dummy part (160; 260) on the second partition layer (132; 232) configured to have the same stack structure as the first part, the dummy part (160; 260) being separated from the first part (151; 251), and a second part (152; 252) between the first part (151; 251) and the cathode (170; 270), wherein the second part (152; 252) covers the first part (151; 251) and the dummy part (160; 260), wherein the first part (151; 251) includes a first organic emission layer and the second part (152; 252) includes an intermediate layer (152a; 252a) and a second organic emission layer (152b; 252b) stacked on the intermediate layer (152a; 252a), wherein a lateral surface of the second partition layer (132; 232; 432) is inclined, and characterized in that distance between an end of the first partition layer (131; 231; 431) and an end of the second partition layer (132; 232; 432) in the lateral direction is greater than 0.1 μm and less than a thickness of the second partition layer (132; 232; 432). an anode (140; 240; 440) and a cathode (170; 270; 470); a plurality of organic layers between the anode (140; 240; 440) and the cathode (170; 270; 470) configured to emit white light, wherein the plurality of organic layers have at least one separated organic layer that minimizes current leakage into neighboring pixels; and a partition member (131, 132; 231, 232; 431, 432) between the neighboring pixels configured to separate at least one of the organic layers, wherein the at least one separated organic layer comprises a charge generation layer (151d; 251d, 251h), wherein the partition member has an eaves shape that comprises a first partition layer (131; 231; 431) having an opening and a second partition layer (132; 232; 432) on the first partition layer, and wherein the second partition layer has an opening configured to overlap the opening of the first partition layer and is smaller than the opening of the first partition layer, wherein the plurality of organic layers comprise: a first part (151; 251) on the anode, where a portion of the anode is exposed by the first partition layer (131; 231), a dummy part (160; 260) on the second partition layer (132; 232) configured to have the same stack structure as the first part, the dummy part (160; 260) being separated from the first part (151; 251), and a second part (152; 252) between the first part (151; 251) and the cathode (170; 270), a first part (151; 251) on the anode, where a portion of the anode is exposed by the first partition layer (131; 231), a dummy part (160; 260) on the second partition layer (132; 232) configured to have the same stack structure as the first part, the dummy part (160; 260) being separated from the first part (151; 251), and a second part (152; 252) between the first part (151; 251) and the cathode (170; 270), wherein the second part (152; 252) covers the first part (151; 251) and the dummy part (160; 260), wherein the first part (151; 251) includes a first organic emission layer and the second part (152; 252) includes an intermediate layer (152a; 252a) and a second organic emission layer (152b; 252b) stacked on the intermediate layer (152a; 252a), wherein a lateral surface of the second partition layer (132; 232; 432) is inclined, and characterized in that distance between an end of the first partition layer (131; 231; 431) and an end of the second partition layer (132; 232; 432) in the lateral direction is greater than 0.1 μm and less than a thickness of the second partition layer (132; 232; 432).