An organic light emitting display device can include a substrate; an anode electrode on the substrate; an organic emitting layer on the anode electrode; a cathode electrode on the organic emitting layer; an auxiliary electrode connected to the cathode electrode; a bank provided on either side of the auxiliary electrode; and a partition spaced apart from the bank and provided on the auxiliary electrode, in which the partition includes a plurality of first partitions provided on the auxiliary electrode and spaced apart from each other, and the partition further includes a second partition provided on the plurality of first partitions, and a width of an upper surface of the second partition is larger than a width of a lower surface of the second partition.