An organic light emitting diode includes: a first electrode; a second electrode, the first electrode and the second electrode facing each other; an emission layer provided between the first electrode and the second electrode; and an electron injection layer provided between the second electrode and the emission layer, wherein at least one of the first electrode and the second electrode includes: a first material that is one of a group-1 metal based halogen dipole material, a group-2 metal based halogen dipole material, a lanthanide metal based halogen dipole material, or a transition, metal based halogen dipole material; and a second material that is a metal reacting to the first material.