An organic light emitting display device includes at least one thin film transistor (TFT) on a substrate, the at least one TFT including a semiconductor active layer, a gate electrode insulated from the semiconductor active layer, and source and drain electrodes contacting the semiconductor active layer, a plurality of first electrodes electrically connected to the at least one TFT, a plurality of banks between the plurality of first electrodes, a plurality of organic layers on respective first electrodes, a plurality of second electrodes on respective organic layers, the second electrodes being separated from each other, and a connection electrode on the plurality of banks and the plurality of second electrodes, the connection electrode being electrically connected to the plurality of the second electrodes.