An orthodontic bracket (1, 101, 201) comprising a) a base part in a plate-like shape which is directly or indirectly fixed to a tooth at its bottom face; b) a bracket body which is fixed to an upper face of the base part; and c) a clip having a substantially U-shape in section which is mounted on the bracket body so as to move; i) wherein the clip includes an upper extended part extending along an upper face of the bracket body, a lower extended part extending along a lower face of the bracket body, and a curved part interconnecting the upper and lower extended parts (41, 42); ii) wherein the bracket body is provided with - an archwire slot on the upper face of the bracked body, which archwire slot has a shape of a groove capable of containing an archwire so as to extend in a direction perpendicular to a moving direction of the clip, - an engaging part into which an end (44, 244) of the upper extended part of the clip can be inserted, wherein the engaging part is provided on a side face of the archwire slot, which side face is located at an opposite side to the curved part of the clip, and - a guide groove for guiding the lower extended part of the clip in the moving direction of the clip on the lower face of the bracket body, wherein the guide groove being provided below the archwire slot; characterized in that in a state where the end (44, 244) of the upper extended part of the clip is inserted into the engaging part of the bracket body, an end of the lower extended part of the clip does not pass through the bracket body up to an end face of the bracket body, which end face is located at the opposite side to the curved part of the clip. a) a base part in a plate-like shape which is directly or indirectly fixed to a tooth at its bottom face; b) a bracket body which is fixed to an upper face of the base part; and c) a clip having a substantially U-shape in section which is mounted on the bracket body so as to move; i) wherein the clip includes an upper extended part extending along an upper face of the bracket body, a lower extended part extending along a lower face of the bracket body, and a curved part interconnecting the upper and lower extended parts (41, 42); ii) wherein the bracket body is provided with - an archwire slot on the upper face of the bracked body, which archwire slot has a shape of a groove capable of containing an archwire so as to extend in a direction perpendicular to a moving direction of the clip, - an engaging part into which an end (44, 244) of the upper extended part of the clip can be inserted, wherein the engaging part is provided on a side face of the archwire slot, which side face is located at an opposite side to the curved part of the clip, and - a guide groove for guiding the lower extended part of the clip in the moving direction of the clip on the lower face of the bracket body, wherein the guide groove being provided below the archwire slot; characterized in that in a state where the end (44, 244) of the upper extended part of the clip is inserted into the engaging part of the bracket body, an end of the lower extended part of the clip does not pass through the bracket body up to an end face of the bracket body, which end face is located at the opposite side to the curved part of the clip. i) wherein the clip includes an upper extended part extending along an upper face of the bracket body, a lower extended part extending along a lower face of the bracket body, and a curved part interconnecting the upper and lower extended parts (41, 42); ii) wherein the bracket body is provided with - an archwire slot on the upper face of the bracked body, which archwire slot has a shape of a groove capable of containing an archwire so as to extend in a direction perpendicular to a moving direction of the clip, - an engaging part into which an end (44, 244) of the upper extended part of the clip can be inserted, wherein the engaging part is provided on a side face of the archwire slot, which side face is located at an opposite side to the curved part of the clip, and - a guide groove for guiding the lower extended part of the clip in the moving direction of the clip on the lower face of the bracket body, wherein the guide groove being provided below the archwire slot; - an archwire slot on the upper face of the bracked body, which archwire slot has a shape of a groove capable of containing an archwire so as to extend in a direction perpendicular to a moving direction of the clip, - an engaging part into which an end (44, 244) of the upper extended part of the clip can be inserted, wherein the engaging part is provided on a side face of the archwire slot, which side face is located at an opposite side to the curved part of the clip, and - a guide groove for guiding the lower extended part of the clip in the moving direction of the clip on the lower face of the bracket body, wherein the guide groove being provided below the archwire slot;