A method of generating an ultrasound image in an ultrasound apparatus connected with at least one wired probe and at least one wireless probe is provided. A wired response signal corresponding to a first ultrasound response signal reflected from an object is received from the at least one wired probe, and a wireless response signal corresponding to a second ultrasound response signal reflected from the object is received from the at least one wireless probe. An ultrasound image of the object is generated by using the wired and wireless response signals.