A door open-close device for a vehicle configured to open or close a door opening portion by sliding and moving and popping up a door formed in a vehicle body includes a driving unit configured to provide a driving force for sliding and pop-up operations of the door; a latch assembly configured to receive the driving force from the driving unit and cause the door to pop up; a pulley-belt unit engaged to the driving unit and configured to receive the driving force from the driving unit and allow the door to slide and move; and a rail unit connected to the door and configured to provide a path for the door to slide and move by operation of the pulley-belt unit.

A door open-close device for a vehicle configured to open or close a door opening portion by sliding and popping up a door formed in a vehicle body includes a driving unit configured to provide a driving force for sliding and pop-up operations of the door; a gear unit configured to receive the driving force from the driving unit and cause the door to pop up; a pulley-belt unit configured to receive the driving force from the driving unit and allow the door to slide; and a rail unit engaged to the pulley-belt unit, connected to the door and configured to provide a path for the door to slide by operation of the pulley-belt unit.