An ultrasonic diagnostic apparatus includes an ultrasonic diagnostic apparatus body, a support member provided in the ultrasonic diagnostic apparatus body to support the ultrasonic diagnostic apparatus body on an installation surface, a movable body provided in the ultrasonic diagnostic apparatus body in a movable state by a moving member while protruding from the ultrasonic diagnostic apparatus body in a direction away from the ultrasonic diagnostic apparatus body, and a tipping-preventing support member provided in the ultrasonic diagnostic apparatus body and having a support portion able to support the ultrasonic diagnostic apparatus body on the installation surface on the protruding side of the movable body with respect to the support member.