An apparatus and method for setting a fingerprint recognition region in an electronic device are provided. An electronic device includes a display, a finger scan sensor overlapped with at least a partial region of the display, and a processor. The processor controls to detect a touch input for at least one object displayed at the display, when detecting a first fingerprint image through a fingerprint recognition region corresponding to the touch input, enlarge a size of the fingerprint recognition region, detect a second fingerprint image through the enlarged fingerprint recognition region, and when having succeeded in user authentication by using the second fingerprint image, perform a function corresponding to the at least one object.