United Kennel Club Guardian Group
Aidi (Atlas Mountain Dog)
Akbash Dog
Alentejo Mastiff
American Bulldog
Anatolian Shepherd
Appenzeller
Bernese Mountain Dog
Black Russian Terrier
Boerboel
Boxer
Bullmastiff
Cane Corso Italiano
Cao de Castro Laboreiro
Caucasian Ovcharka
Central Asian Shepherd
Cimarron Uruguayo
Danish Broholmer
Doberman Pinscher
Dogo Argentino
Dogue De Bordeaux
Entlebucher
Estrela Mountain Dog
Giant Schnauzer
Great Dane
Great Pyrenees
Greater Swiss Mountain Dog
Hovawart
Kangal Dog
Karst Shepherd Dog
Komondor
Kuvasz
Leonberger
Majorca Mastiff
Maremma Sheepdog
Mastiff
Neapolitan Mastiff
Newfoundland
Olde English Bulldogge
Owczarek Podhalanski
Perro De Presa Canario
Pyrenean Mastiff
Rottweiler
Saint Bernard
Sarplaninac
Slovac Cuvac
Spanish Mastiff
Standard Schnauzer
Tibetan Mastiff
Tornjak
Tosa Ken
Akbash Dog
Alentejo Mastiff
American Bulldog
Anatolian Shepherd
Appenzeller
Bernese Mountain Dog
Black Russian Terrier
Boerboel
Boxer
Bullmastiff
Cane Corso Italiano
Cao de Castro Laboreiro
Caucasian Ovcharka
Central Asian Shepherd
Cimarron Uruguayo
Danish Broholmer
Doberman Pinscher
Dogo Argentino
Dogue De Bordeaux
Entlebucher
Estrela Mountain Dog
Giant Schnauzer
Great Dane
Great Pyrenees
Greater Swiss Mountain Dog
Hovawart
Kangal Dog
Karst Shepherd Dog
Komondor
Kuvasz
Leonberger
Majorca Mastiff
Maremma Sheepdog
Mastiff
Neapolitan Mastiff
Newfoundland
Olde English Bulldogge
Owczarek Podhalanski
Perro De Presa Canario
Pyrenean Mastiff
Rottweiler
Saint Bernard
Sarplaninac
Slovac Cuvac
Spanish Mastiff
Standard Schnauzer
Tibetan Mastiff
Tornjak
Tosa Ken