1. A garment form retainer for a coat having overlapping interior and exterior panels with at least one button on the interior panel and at least one corresponding buttonhole on the exterior panel, comprising: a. an elongated flat body having a front surface and a rear surface, and opposite end portions, b. at least one button-receiving element formed on said body, c. a tab adapted to be received through one of said buttonholes and having a top portion and a bottom portion, d. means mounting said top portion on and offset forward of, the front surface of said body adjacent one end portion, so that said tab converges downward toward the plane of said body, e. said tab being spaced from said button-receiving element so that when said body is placed between the panels of said coat, said button-receiving element receives said button, and said tab is inserted through said corresponding buttonhole, said panels are held in overlapping relationship with the exterior panel in front of said interior panel.