In order to provide an ultrasonic diagnostic apparatus and an ultrasonic image display method for appropriately displaying a three-dimensional elastic image, a three-dimensional blood flow image, and a three-dimensional tomographic image such that the images can be separately recognized, the ultrasonic diagnostic apparatus includes projected image creation units 200 and 202 that create a plurality of projected images from the plurality of types of volume data and a projected image combination unit 203 that creates a composite projected image by combining the plurality of projected images on the basis of a predetermined combination rate, and the display unit displays the composite projected image.