A spinning reel body of a spinning reel includes a housing, a cover member, and a guard member. The housing has an internal housing space, a sidewall that forms a side face of the housing space, and a rear wall that forms a rear face of the housing space. The housing space has an open side opposite the side face formed by the sidewall. The sidewall has a rear portion extending beyond the rear wall in a rearward direction. The cover member is mounted to the housing and covers the open side of the housing space. The guard member is mounted at the rear wall of the housing and at a rear portion of the cover member to form a space between the rear portion of the sidewall and the rear wall of the housing.
