The present invention relates to a die ejector. A die ejector, according to an embodiment of the present invention, includes: a supporting member having a hole existing on the center thereof and a lower surface of the film where a detachable die is attached; an elevating member having a ring shape and supplied to the hole to vertically elevate; a driving member connected to the elevating member and vertically moving the elevating member; and a pressure controlling unit connected to the hole and controlling the pressure of the hole.