"Giant George" World's tallest dog according to Guinness World Records. Here he sits with his owner David Nasser.
Giant George is currently the world's tallest living dog according to Guiness World Records, which was announced on the Operah Winfrey show on February 2010. He was born on Novemeber 17, 2005, and is owned by David Nasser. He weighs a whopping 245 pounds, and measures 43 inches high at his shoulder blades. George's favorite thing to do is ride around in the family golf cart.