German Shepherd: German Shepherds are renowned for their protective nature and make excellent guard dogs.
Rottweiler: Rottweilers are strong, loyal, and protective, making them a popular choice for guarding.
Doberman Pinscher: Dobermans are known for their loyalty and protective instincts, making them excellent guard dogs.
Bullmastiff: Bullmastiffs are powerful and protective, making them a formidable deterrent to intruders.
Boxer: Boxers are alert and protective, often forming strong bonds with their families.
Belgian Malinois: Malinois are highly intelligent and protective, commonly used in police and military roles.
Giant Schnauzer: Giant Schnauzers are both intelligent and protective, making them great guard dogs.
Akita: Akitas are fiercely loyal and protective of their families.
Rhodesian Ridgeback: These dogs are protective and known for their courage.
Pit Bull: Pit Bulls can be protective and loyal when properly trained and socialized.