Question: what are extra large dog breeds?
Answer: Great Dane. A strong contender for the title of the biggest dogs in the world, the Great Dane is a gigantic dog that often stands 34-inches-high at the shoulder. ... 
Irish Wolfhound. ... 
Newfoundland. ... 
English Mastiff. ... 
Saint Bernard. ... 
Great Pyrenees. ... 
Leonberger. ... 
Rottweiler.