A bicycle saddle and means for mounting the saddle body on a bicycle seat post. The bicycle saddle comprises a saddle body including a wide rear portion, a narrow front portion, a middle portion and a hollowed mounting portion extending downwardly from the underneath side of the saddle body. The mounting means includes upper and under devices to cooperate with the saddle body in such a way that a part of the mounting portion of the saddle body can be sandwiched between the upper and under devices to mount the saddle body on a bicycle seat post.