A dispenser for a liquid crystal display panel includes a syringe for applying a dispensing material to a substrate through a nozzle provided at one end portion thereof, a cap unit provided at the other end portion of the syringe, a gas supply unit for supplying a gas to the syringe through a gas pipe penetrating the cap unit, a valve provided in the gas pipe, a detecting unit for detecting a residual quantity of the dispensing material remaining in the syringe through a flow amount of gas supplied from the gas supply unit to the syringe and a controller for controlling the gas supply unit, the valve and the detecting unit.