Kaley Cuoco and Johnny Galecki share how they fell in love Johnny heart Gale height is around 5 feet 5 inches. Johnny remains at a modest height. Although some may consider him not to be especially high, his talent is boundless. Regardless of his vertical dimension, Johnny is valued within the entertainment world for his acting abilities. He has established time and again that one's stature doesn't dictate success when it comes to attaining success.