A wire gripper of the present invention is to provide with a lightweight and robust wire gripper; wherein the wire gripper is provided with a stationary gripping body having a wire-like body pressing-down portion; a swinging member swingably attached to the stationary gripping body by a supporting shaft; a movable gripping body swung according to swinging of the swinging member; and a connection member connected to the swinging member and swinging the swinging member, wherein the stationary gripping body is provided with a circular ridge around a hole in which the supporting shaft for attaching the swinging member is inserted in order to protect the supporting shaft.