An organic light emitting display device comprises a substrate on which a plurality of sub-pixels are arranged in a column direction and a row direction; a plurality of first electrodes respectively allocated to the plurality of sub-pixels; a first bank disposed between the plurality of first electrodes neighboring in the column direction and having a plurality of first openings that exposes the plurality of first electrodes arranged in the row direction; a second bank disposed between the plurality of first electrodes neighboring in the row direction and having a plurality of second openings that exposes the plurality of first electrodes arranged in the column direction, wherein each of the plurality of first electrodes includes a head portion having a first width in the row direction and a neck portion having a second width less than the first width and extending from one side of the head portion in the column direction, wherein the head portion of the first electrodes arranged in an odd column neighbors the neck portion of the first electrodes arranged in an even column along the row direction, and wherein the neck portion of the first electrodes arranged in an odd column neighbors the head portion of the first electrodes arranged in an even column along the row direction.