Abstract: A door curtain mounting structure for a vehicle includes a door panel having a door inner panel disposed and a door outer panel disposed inside and outside thereof, respectively, in a width direction of the vehicle, and a receiving space formed between the door inner panel and the door outer panel; a door frame coupled to the door panel in order to form a door window opened and closed by a window glass; a door trim disposed inside the door inner panel in the width direction of a vehicle; and a door curtain housing in which a door curtain blocking the window glass inside in the width direction of a vehicle is received, the door curtain coupled to the door trim and disposed between the door inner panel and the door outer panel, so that the door curtain is coupled to the door frame to increase a door stiffness.