A fixing device includes a belt member that moves circularly and has an inner peripheral surface to which an oil is applied, a pressure member that is disposed in such a manner as to be in contact with an outer peripheral surface of the belt member and that applies pressure to a recording material on which an image has been formed, a heating member that is disposed in such a manner as to be in contact with the inner peripheral surface of the belt member and that heats the belt member, the heating member having an upstream side end portion that is located on an upstream side in a rotation direction of the belt member and separated from the inner peripheral surface.