1. Labrador Retriever
This breed needs no introduction. They are the most intelligent, friendliest, playful and happy-go-lucky dogs you will ever find. You do not even have to worry about your kids around them. In fact, they adore kids so much that they are often found goofing around with them. Labs are about 3 feet tall and take the first spot in the list of 11 Biggest Friendliest Dogs in the World.
