Provided is an organic light emitting display device including: a substrate; a first anode and a second anode formed on the substrate; a first auxiliary electrode formed between the first anode and the second anode; a first organic light emitting layer and a second organic light emitting layer; a first bank including an undercut formed on an upper part of a first edge of the first auxiliary electrode; a second bank including an undercut formed on an upper part of a second edge of the first auxiliary electrode; a second auxiliary electrode disposed between the undercut of the first bank and the first auxiliary electrode; a third auxiliary electrode disposed between the undercut of the second bank and the first auxiliary electrode; a first cathode electrically connected with the second auxiliary electrode; and a second cathode electrically connected with the third auxiliary electrode.