Provided is a digital photographing apparatus and method, and more particularly, provided is a self-timer photographing apparatus and method involving checking the number of persons using an image capturing device having a self-timer function. The self-timer photographing apparatus involving checking the number of persons as a digital image processing device, the apparatus includes a digital signal processing unit detecting a change in the number of faces of a live view image, detecting positions of faces of the live view image, and, when there is no change in the positions of faces during a predetermined period of time, controlling to perform self-timer photographing.