Abstract: In the organic EL illumination device including m (m is an integer greater than 1) series circuits each of which includes n (n is an integer greater than 1) organic EL panels connected in series, each of the organic EL panels is provided with one organic EL element, a positive electrode and a negative electrode, the m series circuits are connected in parallel between the positive electrode and the negative electrode, and among the organic EL panels in the m series circuits, the organic EL panels having the same place in series connections in the direction from the positive electrode to the negative electrode are connected with each other in parallel.