A display device comprising: a first signal line (DL-SL); a second signal line (DL-SL) adjacent to the first signal line; a first signal pad (DP-PD) contacted to the first signal line; a second signal pad (DP-PD) adjacent to the first signal pad and contacted to the second signal line; and a pad insulating layer (60; ISL-IL1) overlapping with the first signal line and the second signal line, wherein the pad insulating layer comprises an opening defining a pad contact hole (CNT3; CNT30), wherein the first signal pad comprises: an intermediate conductive pattern overlapping with an end portion (DL-E) of the first signal line, the intermediate conductive pattern being contacted to the end portion of the first signal line; and an upper conductive pattern over the intermediate conductive pattern, the upper conductive pattern being disposed only within the opening of the pad insulating layer in a plan view, wherein the intermediate conductive pattern comprises a first portion (CL-P1) overlapping with the end portion (DL-E) of the first signal line, and a second portion (CL-P2) between the end portion of the first signal line and an end portion of the second signal line, the second portion extending from the first portion, wherein the first portion of the intermediate conductive pattern is disposed above the end portion (DL-E) of the first signal line and wherein the second portion of the intermediate conductive pattern is disposed under and overlaps with the upper conductive pattern, and wherein the upper conductive pattern is contacted to the second portion (CL-P2) of the intermediate conductive pattern, wherein the pad insulating layer comprises a portion (60-BP) which overlaps the end portion of the first signal line. a first signal line (DL-SL); a second signal line (DL-SL) adjacent to the first signal line; a first signal pad (DP-PD) contacted to the first signal line; a second signal pad (DP-PD) adjacent to the first signal pad and contacted to the second signal line; and a pad insulating layer (60; ISL-IL1) overlapping with the first signal line and the second signal line, wherein the pad insulating layer comprises an opening defining a pad contact hole (CNT3; CNT30), wherein the first signal pad comprises: an intermediate conductive pattern overlapping with an end portion (DL-E) of the first signal line, the intermediate conductive pattern being contacted to the end portion of the first signal line; and an upper conductive pattern over the intermediate conductive pattern, the upper conductive pattern being disposed only within the opening of the pad insulating layer in a plan view, wherein the intermediate conductive pattern comprises a first portion (CL-P1) overlapping with the end portion (DL-E) of the first signal line, and a second portion (CL-P2) between the end portion of the first signal line and an end portion of the second signal line, the second portion extending from the first portion, wherein the first portion of the intermediate conductive pattern is disposed above the end portion (DL-E) of the first signal line and wherein the second portion of the intermediate conductive pattern is disposed under and overlaps with the upper conductive pattern, and wherein the upper conductive pattern is contacted to the second portion (CL-P2) of the intermediate conductive pattern, wherein the pad insulating layer comprises a portion (60-BP) which overlaps the end portion of the first signal line. an intermediate conductive pattern overlapping with an end portion (DL-E) of the first signal line, the intermediate conductive pattern being contacted to the end portion of the first signal line; and an upper conductive pattern over the intermediate conductive pattern, the upper conductive pattern being disposed only within the opening of the pad insulating layer in a plan view, wherein the intermediate conductive pattern comprises a first portion (CL-P1) overlapping with the end portion (DL-E) of the first signal line, and a second portion (CL-P2) between the end portion of the first signal line and an end portion of the second signal line, the second portion extending from the first portion, wherein the first portion of the intermediate conductive pattern is disposed above the end portion (DL-E) of the first signal line and wherein the second portion of the intermediate conductive pattern is disposed under and overlaps with the upper conductive pattern, and wherein the upper conductive pattern is contacted to the second portion (CL-P2) of the intermediate conductive pattern, wherein the pad insulating layer comprises a portion (60-BP) which overlaps the end portion of the first signal line.