To provide a garment hanger having a function of preventing shoulder portions of a jacket from losing their shapes, capable of being stacked vertically in packing, not bulky, capable of reducing transportation cost, and saving trouble of assembling into a three-dimensional shape.

A hanger includes a hook portion 21 and a hanger body having a pair of right and left shoulder support portions 23 for supporting shoulder portions of a garment, wherein upper faces of the shoulder support portions are inclined from a front side toward a back side of the hanger body, a front-back thickness A of each of the shoulder support portions 23 is greater than a basic thickness T of the hanger body, and overlap thicknesses between the front and back shoulder support portions 23 when the plurality of hanger main bodies are stacked in a thickness direction are greater than or equal to a difference between the front-back thicknesses A and the basic thickness T. Further, a collar support portion 22 having a greater front-back thickness B than the basic thickness T of the hanger is formed at upper portions of the shoulder support portions 23.