A display device includes a substrate; an emission layer disposed on the substrate, and including emission areas and a pixel defining layer disposed between the emission areas and including a light blocking material; an encapsulation layer disposed on the emission layer, and including a first inorganic encapsulation film, an organic encapsulation film on the first inorganic encapsulation film, and a second inorganic encapsulation film on the organic encapsulation film; a dam surrounding the organic encapsulation film, including an organic material, and including a plurality of sub-dams; and a bank disposed to surround at least a portion of the dam, and including a first bank layer, a second bank layer on the first bank layer, a third bank layer on the second bank layer, and a fourth bank layer on the third bank layer, wherein the third bank layer includes the light blocking material.