A male dog is simply called a dog, although there are different terms used in different contexts. In the dog breeding world, a male is called a sire or a stud if he is used for breeding. In the everyday world, different terms are used and dogs are typically called a “male dog” . Veterinarians may refer to a male dog as a “dog,” “sir,” or “boy” . Some owners may use terms such as “son”, “buddy”, or even their own name for the animal. It is important to note that the language used to refer to a pet can have an impact on how it is perceived and treated.