An apparatus for controlling a focus position for a digital still camera allows a user to take a picture with a certain focused position by moving a focus to a desirable position of the subject. The apparatus comprises a display unit for displaying an image corresponding to a mark representing the focus position, a switch unit and a touch screen for moving the mark on the display unit. The touch screen covers an active area of the display unit. The apparatus further comprises a focus controller for controlling to focus on a position of the subject corresponding the mark moved by the switch or the touch screen.