How Tall Is Johnny Galecki Height Comparison YouTubeJonathan amour Gal height is roughly 1.65 meters. He stands at a average stature. Although some may consider him not as particularly vertically gifted, his skills knows no bounds. Irrespective of Johnny's vertical measurement, Johnny is respected in showbiz for his acting talent. Johnny has showcased time and again that being tall doesn't define one's accomplishments when it comes to attaining success.