A display device comprising: a substrate (SUB); and a display element layer (DPL) on one surface of the substrate (SUB), wherein the display element layer (DPL) comprises: first and second electrodes (EL1, EL2) extending along a first direction (DR1) and spaced apart from each other in a second direction (DR2) different from the first direction (DR1); and light emitting elements (LD) electrically connected to the first electrode (EL1) and the second electrode (EL2), wherein the first electrode (EL1) has, in a plan view, a first convex portion (VP1) convex toward the second electrode (EL2) and a first concave portion (CP1) concave in a direction away from the second electrode (EL2), wherein the second electrode (EL2) has, in the plan view, a second convex portion (VP2) convex toward the first electrode (EL1) and a second concave portion (CP2) concave in a direction away from the first electrode (EL1), wherein the second concave portion (CP2) has a first sub concave portion (SCP2-1) alternately arranged with the first concave portion (CP1) along the first direction (DR1) and a second sub concave portion (SCP2-2) aligned with the first concave portion (CP1) in the second direction (DR2), and wherein the light emitting elements (LD) comprise, based on an imaginary extension line (EXL) extending in the first direction (DR1) between the first electrode (EL1) and the second electrode (EL2), a first light emitting element (LD1) aligned with the first concave portion (CP1) in the second direction (DR2), and a second light emitting element (LD2) aligned with the second concave portion (CP2) in the second direction (DR2) and a third light emitting element (LD3) between the first concave portion (CP1) and the second sub concave portion (SCP2-2). a substrate (SUB); and a display element layer (DPL) on one surface of the substrate (SUB), wherein the display element layer (DPL) comprises: first and second electrodes (EL1, EL2) extending along a first direction (DR1) and spaced apart from each other in a second direction (DR2) different from the first direction (DR1); and light emitting elements (LD) electrically connected to the first electrode (EL1) and the second electrode (EL2), first and second electrodes (EL1, EL2) extending along a first direction (DR1) and spaced apart from each other in a second direction (DR2) different from the first direction (DR1); and light emitting elements (LD) electrically connected to the first electrode (EL1) and the second electrode (EL2), wherein the first electrode (EL1) has, in a plan view, a first convex portion (VP1) convex toward the second electrode (EL2) and a first concave portion (CP1) concave in a direction away from the second electrode (EL2), wherein the second electrode (EL2) has, in the plan view, a second convex portion (VP2) convex toward the first electrode (EL1) and a second concave portion (CP2) concave in a direction away from the first electrode (EL1), wherein the second concave portion (CP2) has a first sub concave portion (SCP2-1) alternately arranged with the first concave portion (CP1) along the first direction (DR1) and a second sub concave portion (SCP2-2) aligned with the first concave portion (CP1) in the second direction (DR2), and wherein the light emitting elements (LD) comprise, based on an imaginary extension line (EXL) extending in the first direction (DR1) between the first electrode (EL1) and the second electrode (EL2), a first light emitting element (LD1) aligned with the first concave portion (CP1) in the second direction (DR2), and a second light emitting element (LD2) aligned with the second concave portion (CP2) in the second direction (DR2) and a third light emitting element (LD3) between the first concave portion (CP1) and the second sub concave portion (SCP2-2). <EOS>