The Big Bang Theory RealLife Relationship Status Age John adore Gal tallness is nearly 5 feet 5 inches. Johnny stands at a average stature. Although some may consider him not excessively tall, his skills is boundless. Irrespective of Johnny's upright dimension, Johnny is admired in the industry for both his acting abilities. Johnny has established time and again that one's stature doesn't dictate success when it comes to achieving excellence.