The utility model discloses a rubber band toy gun, which belongs to the technical field of toy guns and comprises a gun stock, a sleeve and a gun barrel. The sleeve is movably arranged on the gunstockand moves in the axial direction of the sleeve. The gun barrel is fixed to the gun stock, and the gun barrel is fixed to the gun stock. A trigger and a rotating wheel are arranged on the sleeve, an opening is formed in the rear end of the sleeve, and the rotating wheel is fixed to the opening in the rear end of the sleeve. A notch is formed in the rear end of the gunstock, and the notch is formedbelow the rotating wheel. According to the rubber band pistol, the movable connection relation between the gun stock and the sleeve is adopted, the rubber band pistol needs to be loaded before shooting a rubber band and then shoots the rubber band, due to the position relation among the rubber band, the rotating wheel and the notch, recoil and semi-automatic chamber returning effects are achievedwhen the rubber band pistol shoots the rubber band, and the experience feeling of a player is improved.