Abstract: This invention relates to a clip for fastening a rail of a railway on a rail support comprising: a spring clip forming a device for fastening or clamping the rail on a rail support, constituted by a clip made of elastic metal having a first end and a second end and presenting successively, from the first end, a first section forming a substantially rectilinear arm, a second section forming a substantially 180.degree. bend, a third section, a fourth section forming a substantially 180.degree.