Bull Daniff – Owner’s Guide

Reviewed By Kim •  Updated: 07/23/22 •  6 min read
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Bull Daniff

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Have you ever heard of the Bull Daniff dog breed? If not, you’re in for a treat! If you like big dogs that are very loving, you may want to consider adopting one of these amazing dogs!

We’ve put together the information you need to know if you’re adopting a Bull Daniff. These are details any pet parent should know to make an informed decision on whether a Bull Daniff is the right dog for their family. Let’s get started!

What is a Bull Daniff?

The Bull Daniff is a hybrid dog (also called a “designer dog”). The dogs are a cross between two purebred parents that include the Bullmastiff and the Great Dane. Right away, you may understand that this is a large hybrid dog. These dogs are a giant hybrid dog breed!

The Bull Daniff was developed in the US and was accepted into the Canine Registry for Design Breeds in 2009. While we don’t know more about the history of this mixed dob breed, we can learn something about the dog through his purebred parents!

The Bullmastiff is a modern dog breed that was developed in the middle of the 19th century. It’s believed the dog breed was developed by English gamekeepers who wanted a large, fearless, quiet dog to help track down poachers and hold them until the gamekeepers showed up on the chase!

The dogs are also used to protect the grounds of the nobility, and they were bred to be brave, confident, strong, and fast. These are large, powerful dogs. They may look a little intimidating and that’s for a good reason. These dogs will protect their family and property when necessary.

The other purebred parent of the Bull Daniff is the Great Dane! Most people are familiar with the Great Dane. The Great Dane is a giant dog breed that was originally bred to hunt boar and other wild animals. So, you know these dogs were courageous! However, today, the Great Dane is a huge, gentle dog that gets along with everyone, including other animals, dogs, and humans.

The Great Dane is also descended from the Mastiff-type dogs; however, the dogs are elegant and sleek. They’re very muscular and athletic, too. These dogs are known for being sweet-natured, affectionate, and for making wonderful playmates with kids. Because they’re devoted to their families, the dog’s heritage for courage will come out if his family or property are threatened. They will defend their families.

The dogs are also highly intelligent and eager to please. And they love attention!

With parents like this, how could the Bull Daniff be anything other than an amazing hybrid dog breed?

The Bull Daniff usually stands between 32 and 34 inches tall and weighs between 115 to 200 lbs. They have a life expectancy of 12 to 15 years.

Bull Daniff Appearance

The Bull Daniff is a large, muscular dog breed. Some of the dogs will strongly resemble their Bull Mastiff parent, while others will look more like their Great Dane parent. So, the Bull Daniff may look like a beefier and stockier Great Dane.

The dogs’ coat is usually single-layered and short. The coat comes in different colors, including black, white, gray, brown, and brindle. In addition, the dog’s ears are usually floppy and droopy.  The dogs usually have long legs and large feet!

Bull Daniff Temperament

Hybrid dog breeds make it challenging to know what a dog’s temperament will be. That’s because the dogs inherit random genes from both parents. Hybrid dogs are never a 50/50 mix of their parents. However, the dogs are usually great watchdogs, like their parents, and they may be challenging to train due to their stubbornness.

On the other hand, the dogs are also calm, mild-mannered, and loyal to their families. They usually want to spend as much time with their families as possible!

Are Bull Daniffs Good for Families?

Yes, these dogs are great for families. The dogs can be pretty playful and get along well with kids. However, it’s always a good idea to keep your dog and kids supervised when they’re playing together (this goes for all dogs breeds).

Do Bull Daniffs Get Along with Other Pets?

Yes, they do! In spite of their size, Bull Daniffs usually don’t have a strong prey drive. However, it’s always best to ensure your canine companion has been properly trained and socialized from a young age. That way, the dog is more likely to accept other pets that may be in the home.

Bull Daniffs that are adopted as puppies and grow up with other pets in the home also learn to get along with them!

Bull Daniff Exercise Requirements

Bull Daniffs don’t need as much exercise as you’d think. While they are large dogs, they only need between 40 and 50 minutes of daily exercise. These dogs enjoy walking, so you could do two long walks a day, plus some training, and with playtime thrown in.

Bull Daniff Diet

Bull Daniffs love to eat, putting them in danger of gaining too much weight or even becoming obese. So, your dog needs a diet that’s high in fiber. The dogs do well on a high-quality kibble that’s specially formulated for large breed dogs. However, ensure the dog food you choose has plenty of fiber to aid your dog’s digestion.

If you have any questions about your dog’s diet, we highly recommend reaching out to the vet. And never make a big change in your dog’s diet without first consulting the vet.


Bull Daniffs do best with a confident pet parent and positive reinforcement training methods. The dogs are very sensitive and will not react to queues if they’re being teased. So, the pet parent must be consistent and gentle while training their Bull Daniff.

The dogs can also sometimes be stubborn; however, using patience and consistent training usually bring out good results with these dogs.

Summing It Up

So, there you have it! The Bull Daniff can make a wonderful family companion for the right family. The dogs are eager to please, gentle-natured, and want nothing more than to be loved by their families. With the proper training and socialization, these hybrid dogs can also get along with other pets and animals.

If you choose to adopt a Bull Daniff, we’re pretty sure you’ll have a very large, loving, fun companion for years to come!

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Kim is a talented author, who loves animals especially dogs. She engaged in writing books and articles relating to animals a decade ago. Kim resides in Chicago with her husband and son. The family is the proud owner of a dog and a parrot (Jack and Lily). Kim wanted more than these two pets, but her husband put his foot down... She often visits elementary schools to talk to the kids about what she learned about pets and how they could learn from them.