The Irish Wolf Hound and the Great Danish Mastiff are the largest breeds, although Bernese Mountain Dogs can appear bigger because they have a much larger frame and typically weigh more.
Why dont you just look it up on google? Their are millions of big dog breeds and millions of lists on them. It also depends on personal opinion, some people think labs are big when personally I think they are medium.Great DanesSt BernardsGreater Swiss Mountain DogsMastiffsNewfoundlandsIrish WolfhoundAnatolian Shepherd DogMoscow WatchdogAkitaDalmationsGerman Shepherd Dogs, Belgian Shepherds, Tervuean, Dutch Shepherd, etc.Alaskan Malamute, Huskies tooWeramiener (idk how to spell that), Rhodesian Ridgebacks.DobermansRottweilersThere are loads and it depends on what you think is a big dog.
- Caucasian Shepherd Dog - Central Asian Shepherd Dog- Neapolitan Mastiff- Newfoundland - Saint Bernard- Tibetan Mastiff- Great Dane- Great Pyrenees - Leonberger- Korean Mastiff- Spanish Mastiff- Pyrenean Mastiff- Tosa Inu- Irish Wolf Hound
Any of the Mastiff type breeds are large dogs, as well as any of the mountain dog types like the Caucasian Ovcharka, St, Bernard, Newfoundlands etc. The Irish Wolfhound, Great Dane, Scottish Deerhound and the Black Russian Terrier are all considered Giants of the Dog World but these are not the only huge dogs. How big of a dog are you looking for? The Akita is considered the Largest of the Medium dogs its just about preference. Check out the links below hope it helps.
St. Bernard is the one for you if you are looking for a gentle giant in your house.If your looking for a guard dog that is gentle, I recommend Alaskan Malamute and Great Dane.St. Bernard:http://www.yourpurebredpuppy.com/reviews/saintbernards.htmlhttp://www.greatdogsite.com/breeds/details/Saint_Bernard/Great Dane:http://www.greatdogsite.com/breeds/details/Great_Dane/Alaskan Malamute:http://www.greatdogsite.com/breeds/details/Alaskan_Malamute/Got to the link to know a complete guide about them