Canines are known as man's best friend for a number of reasons. Loyal, intelligent and and affectionate are just a few of the great characteristics of our beloved pets, and the most famous dogs in history are all of this and more! While humble and selfless at heart, dogs often find ways into the spotlight. One viral story or amazing video, and dogs can gain the affection and adoration of the public in mere minutes. That's what inspired me to do research for this list of the most famous dogs in history.