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Rottweiler Mastiff Mix: A Complete Guide To 10 Types Of Mastweilers - PawSafe

Rottweiler Mastiff Mix: A Complete Guide To 10 Types Of Mastweilers

Photo of Tamsin De La Harpe

Written by Tamsin De La Harpe

Rottweiler Mastiff mix

If you’re on the hunt for a truly remarkable canine companion, let me introduce you to the world of Mastweilers — the dynamic mix of Rottweiler and various types of Mastiff breeds. Now, before we dive into the specifics, it’s essential to note that the term “Mastiff” covers a broad spectrum of dog breeds. From the towering Tibetan Mastiff to the stout Bullmastiff, each breed brings its unique flair to this mixed breed. And yes, even the robust Rottweiler falls under the Mastiff umbrella!

In this article, we’ll explore the ten most popular Mastweiler mixes, including the Tibetan, Neapolitan, Cane Corso, Great Dane, English, and others. Each of these giants — whether it’s a Bullmastweiler or the English Mastweiler — has distinct traits that make them stand out, and we’re excited to share what makes each of them special. Whether you’re drawn to the dignified demeanor of the Neapolitan Mastiff or the protective nature of the Cane Corso, there’s a Mastweiler that’s perfect for every family.

But there’s more to these dogs than just their impressive lineage. We’ll also cover everything you need to know about owning a Mastweiler — from the costs and daily care to their health and temperament. So, whether you’re a seasoned dog owner or considering your first pup, stay tuned for a lively and informative journey into the world of Mastweilers. So, let’s dive in with plenty of pictures of full-grown Rottweiler Mastiff cross dogs.

Contents show

Mastiff & Rottweiler Origin and History

You might find it fascinating that both the Rottweiler and Mastiff breeds have a rich heritage rooted in ancient history. They’ve both played significant roles around the world, from guarding to herding, and they descend from some of the most respected and powerful working dogs.

Rottweiler Heritage

The Rottweiler traces back to ancient Rome, where they were used as herding dogs by the Roman legions. It’s believed that they are descended from Roman drover dogs, robust and reliable canines that drove and guarded cattle and other livestock. It’s important to remember that Rotties are actually also Mastiff-type dogs.

Over time, these dogs made their way to Germany, specifically the town of Rottweil, where they were crossed with local dogs. Here, they gained the name Rottweiler Metzgerhund, meaning ‘butcher’s dogs,’ since they helped butchers manage and protect their stock.

Mastiff Lineage

The term “Mastiff” encompasses several breeds, but all of them share a common ancestry. Historically, they are linked to the Molossus, a breed from ancient Greece that was known for its size and strength. The English Mastiff and Bullmastiff, among others, are two well-known breeds of Mastiff. 

However, your attention might be captured by the Tibetan Mastiff, which, despite its name, isn’t directly related to the other Mastiff breeds. Instead, it’s an ancient breed that many believe to be the ancestor to all modern Mastiffs and possibly even to the Rottweiler. Throughout European history, Mastiffs were used as war dogs, guardians, and even in entertainment arenas because of their impressive size and strength.

Top 10 Kinds of Mastweilers (Rottweiler Mastiff Mixed Breed Dogs)

Mastweilers combine the strength of Mastiffs with the loyalty of Rottweilers. Each mix might bring different traits depending on the type of Mastiff crossed. Here are 10 popular types you might come across:.

1. Rottweiler English Mastiff Mix (English Mastweiler)

Rottweiler English Mastiff Mix (English Mastweiler)

When you think about the Rottweiler English Mastiff Mix, also known as the English Mastweiler, you’re looking at a powerful crossbreed. This unique combination brings together the strength and courage of the Rottweiler with the size and gentleness of the English Mastiff. Your English Mastweiler will likely be a large dog, with a weight that can range between 120-230 pounds.


  • Loyal;
  • Protective; and
  • Affectionate with family.

Physical attributes of the English Mastweiler include a broad head, muscular build, and a short to medium-length coat. These dogs often inherit the dark mask around their eyes from the Rottweiler parent, and their coat colors can vary, often displaying black, tan, or brindle patterns.

Health Expectations

Average Lifespan:8-12 years
Common Health Concerns:Hip dysplasia, heart conditions

Your English Mastweiler will need regular exercise to stay happy and healthy. Walks, play sessions, and mental stimulation are essential. Due to their size, it’s crucial to have enough space for them to move around.

Training and Socialization

  • Start from a young age;
  • Be consistent;
  • Use positive reinforcement techniques; and
  • Socialize with people and other pets.

Remember, these dogs thrive on companionship and will often look to you for guidance and love. As with any breed, proper training, and early socialization play key roles in raising a well-adjusted and friendly companion. They’re also protective of their family, which makes them excellent watchdogs. But always train with a gentle hand and lots of patience.

2. Bullmastiff Rottweiler Mix (Bullmastweiler)

Portrait of sable Bull Mastiff Rottweiler mix or Bull Mastweiler dog on a black background

The Bullmastweiler is a mix between two large and powerful breeds: the Bullmastiff and the Rottweiler. When you combine the protective nature of both parent breeds, you get a loyal and formidable guardian in the Bullmastweiler.

Size & Appearance

Expect your Bullmastweiler to be big and muscular. Typically, males are larger than females. An adult Bullmastweiler might weigh anywhere from 90 to 130 pounds. They often have the Rottweiler’s black and tan coloring with the Bullmastiff’s solid build.

Temperament & Training

With consistent training, your Bullmastweiler can be a gentle giant. They are known to be reserved but affectionate with their family. Early socialization is key to ensure they’re well-behaved around new people and pets.

Exercise Needs

Your Bullmastweiler will need regular exercise to stay healthy. Aim for at least 30 minutes of activity each day. This can include walks, playtime in a secure area, or obedience training sessions.

Health & Lifespan

On average, these mixes live around 8 to 12 years. It’s essential to keep up with regular vet checkups. Some health issues to be aware of are hip dysplasia, elbow dysplasia, and bloat.

  • Diet: High-quality dog food suited to their size and energy level.
  • Grooming: Low maintenance; brush weekly to remove loose fur.
  • Living Environment: Best in a home with a fenced yard where they can move around safely.

Always remember to provide your Bullmastweiler with plenty of love, training, and mental stimulation. They’ll repay you with unwavering loyalty and companionship.

3. Rottweiler Tibetan Mastiff Mix (Tibetan Mastweiler)

Rottweiler Tibetan Mastiff Mix Adoption Portrait. Rottweiler Mixed Breed Adoption Portrait Animal Shelter Adoption Outdoor Portrait

If you’re interested in a unique dog breed, then you might find the Tibetan Mastweiler, a mix between a Rottweiler and a Tibetan Mastiff, quite fascinating. Let’s get to know your potential new companion a bit better!

Origins of the Tibetan Mastweiler:

When these two breeds mix, you get a dog that’s loyal, protective, and carries a heritage of being a guardian. The Tibetan Mastweiler may inherit the Rottweiler’s robust build and the Tibetan Mastiff’s thick, fluffy coat.

What Should You Expect?

  • Size: Prepare for a pretty big dog; both parent breeds are large.
  • Temperament: Expect a courageous and watchful pet. They’re likely to be confident and calm if properly trained and socialized.
  • Grooming: You’ll need to brush your dog’s coat regularly to keep it in good shape — especially with the Tibetan Mastiff’s fluffy fur in the mix!

By choosing a Tibetan Mastweiler, you’re not just getting a pet, but a piece of ancient history coupled with a devoted family protector. Remember, with the right training and care, your Tibetan Mastweiler can be a loving addition to your family.

4. French Mastiff Rottweiler Mix (French Mastweiler or Rottie Bordeaux)

Dogo Argentino Rottweiler mix dog close up tri-color white black and tan dog

If you’re interested in a loyal and protective dog, the French Mastiff Rottweiler Mix, also known as the French Mastweiler or Rottie Bordeaux, could be right up your alley. This hybrid combines the French Mastiff’s (Dogue de Bordeaux) strength and loyalty with the Rottweiler’s courage and confidence. 

Size and Appearance

Your French Mastweiler will be a large dog, given that both parent breeds are hefty. They often have:

  • A broad head;
  • Strong muzzle;
  • Dark, alert eyes;
  • A muscular physique; and
  • They are usually red or brown in color, but some may be black.


This mix inherits a loving nature from both parents, making them great for families. They are protective without being overly aggressive. Like any dog, proper socialization is key for a well-behaved pet.

Exercise Requirements

Be prepared for a fairly active dog:

  • Daily walks are a must;
  • They enjoy play sessions and mental stimulation; and
  • A secure yard for them to roam is ideal.


Watch out for common issues in large dogs such as hip dysplasia. Regular vet check-ups can help keep your buddy healthy.


  • Short coat means less grooming;
  • Regular brushing helps manage shedding; and
  • Check their ears often for cleanliness.

When you bring a French Mastweiler into your life, you’re getting a devoted companion who will require your time and affection. Ensure you can offer them the space and exercise they need. Your patience and commitment will be rewarded with unwavering loyalty from this impressive mixed breed.

5. Cane Corso Rottweiler Mix (RottiCorso)

Brindle Rottweiler Cane Corso mix sitting while owner is in the background

When you think of a Cane Corso Rottweiler mix, you’re picturing a RottiCorso. This breed blend combines the protection instinct of the Cane Corso with the strength of the Rottweiler. It’s kind of like putting together two powerful forces to create a super pooch.

A RottiCorso is a large-sized buddy, weighing in usually between 90 and 120 pounds. They’ve got a muscular build and a confident presence that says, “I got this.” But, remember, with big dogs come big responsibilities. You’ll need to ensure they get plenty of exercise and training so they’re well-behaved and happy.

Weight90-120 lbs
TemperamentProtective, Loyal, Strong-willed
Exercise NeedsHigh
LifespanApprox. 9-12 years

They inherit a short coat that’s fairly easy to maintain — just a brush now and then should keep their coat looking great. Because you’re dealing with a strong and willful breed mix, early socialization and obedience training is super important. It helps your RottiCorso become a well-mannered part of your family.

Your RottiCorso pal might be a bit cautious around strangers, which is thanks to their watchful nature. But once they know you’re a friend, get ready for some slobbery kisses and tail wags.

Keep those vet check-ups regular to watch out for any health issues common in large breeds like hip dysplasia. With your love and care, your RottiCorso can be a loyal and loving member of your crew for up to 12 years.

6. Neapolitan Mastiff Rottweiler Mix (Neapolitan Mastweiler)

Neapolitan Mastiff Rottweiler mix Puppy white background

When you think of a Neapolitan Mastiff Rottweiler mix, often known as a Neapolitan Mastweiler, you’re looking at a powerful combo of two impressive breeds. The Neapolitan Mastiff, or the Italian Mastiff, brings its massive build and protective instinct to this mix. On the other hand, the Rottweiler offers strength and a reputation for being loyal.

Here’s what you should know about the Neapolitan Mastweiler:

Size and Appearance

This mix tends to be quite large. Adult Neapolitan Mastweilers may weigh between 110-150 pounds, depending on gender and genetics. They often inherit the loose, wrinkled skin of the Neapolitan Mastiff and the robust structure of the Rottweiler.

  • Coat: Their coat is usually short and dense and can come in shades of black, tan, or brindle.
  • Eyes: They often have a thoughtful, watchful look to them.
  • It’s a good idea to regularly check their wrinkles for cleanliness.


They make loyal family pets that are protective by nature. While they’re naturally wary of strangers, with proper socialization, they can differentiate friends from foes.

  • Remember, their large size means they need space to move around, so they suit homes with a large yard better than an apartment.

Health and Care

  • These dogs can be prone to some health issues common in large breeds, like hip dysplasia.
  • They don’t need a ton of exercise but do enjoy regular walks and some playtime.
  • Feeding them a balanced diet appropriate for their size is crucial to keep them in tip-top shape.

If you’re considering a Neapolitan Mastweiler, you’re looking at a dedicated companion that will certainly keep life interesting with their distinct personality and imposing presence. Make sure to meet their needs for space, socialization, and affection, and they’ll be a beloved addition to your family.

7. Dogo Argentino Rottweiler Mix (Dogo Weiler)

Dogo Argentino Rottweiler mix dog close up tri-color white black and tan dog

When you bring together the Dogo Argentino and the Rottweiler, you get a mix known as the Dogo Weiler. This mix combines the Dogo Argentino’s notable bravery and the Rottweiler’s natural guarding instincts.

Size and Appearance

  • Weight: 80-120 lbs
  • Height: 22-27 inches
  • Build: Strong, muscular

Diet & Nutrition

  • A high-protein diet is crucial.
  • Portion control is important to prevent obesity.

Exercise Needs

You’ll need to make sure your Dogo Weiler gets plenty of exercise to stay healthy and happy. They love having a job to do, so activities like fetch, agility, or obedience training will keep them mentally stimulated and physically fit.


  • Protective, loyal;
  • Possibly wary of strangers; and
  • Needs early socialization.

Health Considerations

Both parent breeds can pass on health issues to the Dogo Weiler, which means regular vet check-ups are essential. Watch out for:

  • Hip dysplasia;
  • Heart issues; and
  • Possible deafness.

Training and Socialization

Your Dogo Weiler will be smart and willing to learn. Training from a young age using positive reinforcement is key. Expose them early to different people, dogs, and situations so they grow up to be well-rounded adults.

Remember, owning a Dogo Weiler is a big responsibility. They thrive on companionship and will be dedicated to their family. With the right care, your Dogo Weiler can be a loving and protective addition to your home.

8. Great Dane Rottweiler Mix (Weiler Dane or Great Weiler)

Great Dane Rottweiler mixed breed dog portrait

What You’re Getting Into

When you consider bringing a Weiler Dane into your home, you’re looking at a mixed breed that combines the size and grace of the Great Dane with the strength and confidence of the Rottweiler. This mix can be quite the gentle giant, just make sure you have enough room for them to stretch out.

Size & Build

Expect a large dog:

  • Height: 28-34 inches
  • Weight: 100-200 pounds

These dogs are robust and have a solid frame. With their mixed heritage, you’ll see a blend of the Rottweiler’s muscular build and the Great Dane’s height.

Personality Traits

  • Loyal: You’ll find a loyal companion in a Weiler Dane.
  • Protective: Their Rottweiler bloodline gives them a natural instinct to guard you.
  • Affectionate: Despite their size, they often think they’re lap dogs.

Exercise Needs

Your Weiler Dane will need regular exercise to stay healthy and happy. Aim for a couple of walks a day and some playtime in a secure, open space.

Living Space

Because of their size, it’s best if you have a house with a yard. Apartment living might be a bit cramped, but if you ensure they get enough daily exercise, it can be manageable.


Just like with any dog, staying up to date with vaccinations and check-ups is a must. Be aware of potential health issues such as hip dysplasia and bloat, which can affect large breeds.

Remember, because this is a mixed breed, individual dogs can vary a lot. It’s always good to meet the dog first to see if your personalities click!

9. St. Bernard Rottweiler Mix (Saint Weiler)

White Saint Bernard Rottweiler mixed breed dog. Neutered white mixed breed Mastiff St Bernard mix dog outdoors

When you’re thinking about bringing a new dog into your home, the St. Bernard Rottweiler mix, also known as the Saint Weiler, is one to consider. This loyal and protective mix is the result of combining the gentle giant St. Bernard with the strong and confident Rottweiler. The outcome is a loving family pet that may exhibit a blend of both breeds’ best characteristics.

The Saint Weiler often has a loving nature and can be very gentle, especially around those they know. They tend to form strong bonds with their family, making them excellent companions. Due to their Rottweiler heritage, they can have a protective nature yet still remain approachable and friendly when properly socialized.

  • Temperament: Loyal, loving, protective
  • Lifestyle: Best in homes with a yard
  • Exercise Needs: Moderate to high

You’ll find the Saint Weiler to be fiercely loyal to your household. They love spending time with their family, whether it’s playing in the yard or relaxing at your feet. With early training and socialization, they learn to balance their protectiveness with a gentle approach towards children and other pets.

Suitable for:

  • Families with or without kids;
  • Individuals looking for a devoted companion; and
  • Those able to provide sufficient exercise and space.

Remember, every dog has its own unique personality. But generally, Saint Weilers bring together the gentle giant vibes of the St. Bernard with the confidence and loyalty of the Rottweiler, making them a remarkable choice for a family pet.

A close variation of this designer breed is the Saint Bermastiff.

10. Rottweiler Presa Canario Mix (Pres Weiler)

Black Rottweiler Presa Canario Rottie dog standing outside

Have you heard about the Rottweiler Presa Canario Mix, often called the Pres Weiler? It’s a cross between the sturdy Rottweiler and the robust Presa Canario. This mix breeds a large, muscular dog that is both impressive in appearance and brimming with protective instincts.

Size & Build

  • Weight: Can range from 80-130 lbs
  • Height: Around 22-26 inches at the shoulder
  • Build: Muscular and stocky

The Pres Weiler typically inherits a powerful body, inheriting the Rottweiler’s strength and the Presa Canario’s imposing stature. As a pet, you can expect this mix to be quite the fortress of love and loyalty.


  • Loyal;
  • Protective; and
  • Confident.

These dogs are known to form strong bonds with their families. Since they are a mix of two guardian breeds, expect their protective nature to shine. Proper training is critical to ensure they are well-behaved and sociable.

Exercise Needs

  • Daily walks;
  • Playtime; and
  • Mental stimulation.

Your Pres Weiler will need regular exercise to stay healthy and happy. They enjoy activities that challenge them both physically and mentally.

Coat & Grooming

  • Short to medium length coat
  • Requires regular brushing

Their coats are often short and dense, which means they’ll shed a bit. To keep the shedding under control and their coat shiny, brush them a couple of times a week.

Interested in learning more about this mix? The book “The Pit Bull Life: A Dog Lover’s Companion” could be a good read. Remember, like any dog, the Pres Weiler thrives on love, attention, and proper care.

11. Bonus Mastweiler: The Shar Pei Rottweiler Mix

Male Shar Pei Rottweiler mix breed dog outside on leash. Dog rescue pet adoption photography for humane society animal shelter.

The Shar-Pei Rottweiler mix, often affectionately called the Sharweiler, combines the distinctive features and temperaments of two very unique breeds. This mix often inherits the Shar-Pei’s famous wrinkles along with the Rottweiler’s solid and muscular build, creating a dog that is both striking in appearance and formidable in stature.

The Sharweiler tends to be a loyal and protective companion, reflecting the Rottweiler’s well-known dedication to their family and the Shar-Pei’s natural guarding instincts. This makes them excellent watchdogs. They are typically reserved, even a bit aloof with strangers, but deeply affectionate with their families.

In terms of temperament, Sharweilers can be quite independent and strong-willed. Early socialization and consistent, positive training are crucial to help them develop into well-rounded adult dogs. They respond best to confident owners who can set clear boundaries and provide plenty of mental and physical stimulation.

Health-wise, potential owners should be aware of the common issues associated with both parent breeds, such as hip dysplasia, skin problems, and certain heart conditions. Regular vet check-ups and a healthy lifestyle are important to keep a Sharweiler in good shape.

Overall, the Shar-Pei Rottweiler mix is a captivating blend of strength, loyalty, and uniqueness, suited for experienced dog owners who can provide the guidance and affection these special dogs need.

Mastweiler Temperament & Intelligence

You might be wondering about the temperament and smarts of a Rottweiler Mastiff mix, often called the Mastweiler. Here’s the scoop on what you can typically expect.


  • Friendly: Your Mastweiler has the potential to be a big softie with their family. They often display a loving and affectionate nature.
  • Protective: Both parent breeds have protective instincts. Your Mastweiler may inherit these traits, making them vigilant guardians.
  • Loyal: A Mastweiler usually forms strong bonds with its family. They’re known for their loyalty and may prefer being close to you most of the time.


Mastweilers are smart. They can be quick learners who respond well to training — especially when you start early.

  • Trainability: With Rottweilers ranked as the 9th smartest breed for obedience & work intelligence by the American Kennel Club, your Mastweiler can be highly trainable, picking up commands with ease.


Starting socialization early is key. This helps your Mastweiler get along with other pets and people.

  • Kids & Pets: Proper introductions ensure your pooch is patient and gentle around children and other animals.

Remember, the Mastweiler is a mix, so temperaments can vary. Consistent, positive training will help bring out the best in your Mastweiler’s personality and smarts.

Mastweiler Health and Lifespan

When considering a Mastweiler, you should be informed about their potential health issues and expected lifespan in Mastiff dogs. These powerful dogs can make loving pets if they’re well cared for.

Common Health Issues

Mastweilers can inherit health issues common to their Rottweiler and Mastiff parent breeds. Here’s what you might encounter:

  • Hip and Elbow Dysplasia: These are common conditions where the hip or elbow joints develop improperly, which can cause pain and arthritis.
  • Bloat: Also known as gastric torsion, bloat is a sudden, life-threatening condition that affects large breeds like the Mastweiler.
  • Heart Disease: Keep an eye on your dog’s heart health; these mixes can be prone to cardiac issues.
  • Bone Cancer: Unfortunately, Mastweilers may be at a higher risk for bone cancer, particularly as they age.
  • Seizures: Although not as common, seizures can occur in this mixed breed.
  • Obesity: Keeping your Mastweiler at a healthy weight is crucial, as obesity can exacerbate other health problems.

Eye issues are also common, particularly when crossing a Rottweiler with English Mastiff or Bullmastiff.

Always consult your vet if you notice symptoms that concern you. Regular check-ups can help catch and manage these issues early on.

How Big Does the Mastweiler Get?

Mastweilers are large dogs due to their Mastiff and Rottweiler heritage. Here’s what you can typically expect:

  • Weight: They can weigh anywhere from 100 to 140 pounds.
  • Height: Expect a height of 24 to 30 inches at the shoulder.

Remember, their size can affect their health, so maintaining a proper diet and exercise routine is important to prevent obesity and the health issues that come with it.

Understanding the health and lifespan of a Mastweiler is key for a happy and healthy life with your companion. Careful attention to diet, exercise, and vet check-ups can help manage their health risks. Typical lifespans range from 8 to 12 years, though individual health and care can affect this range.

Mastweiler Training and Socialization

Mastweilers can be amazing companions, but they require early and consistent training and socialization to bring out their best. Your Mastweiler is intelligent with a natural eagerness to please, making obedience training a rewarding experience. To make sure your Mastweiler grows up well-behaved and sociable, here are key practices you’ll want to apply.

Obedience and Training Tips

When you begin obedience training, start with the basics, such as sit, stay, and come. Use positive reinforcement — which means rewarding your Mastweiler with treats, praise, or playtime whenever they follow your commands correctly. This approach not only encourages them to obey but also strengthens your bond. Here are simple steps:

  • Be Consistent: Use the same words for commands every time so your Mastweiler can learn quicker.
  • Keep Sessions Short: Aim for 5-10 minutes to start, especially for puppies, to keep their attention.

Remember, patience is key! It might take a few tries before they get it right, but with regular practice, most Mastweilers catch on quickly because they’re so eager to please.

Socialization with Humans and Pets

To socialize your Mastweiler, introduce them to new people, including strangers and children, as well as family pets in a controlled environment.

  • Positive Introductions: At first, keep your Mastweiler on a leash and let them approach new people and pets at their own pace. Give praise when they interact well.
  • Regular Exposure: Regularly exposing your Mastweiler to different situations helps them become a well-socialized adult. Take them to dog parks, pet-friendly stores, and on neighborhood walks.

Remember, a socialized Mastweiler is usually a friendly and confident dog. Your efforts to train and socialize them properly can make a massive difference in their behavior and their happiness.

Housing and Living Environment

When you welcome a Rottweiler Mastiff mix into your home, it’s crucial to think about the amount of space you have and how well it can accommodate a family-sized, giant breed dog. These dogs have needs that are significantly different from smaller breeds, and meeting these needs is key to ensuring a happy, healthy life for your pet.

Space Requirements

Your Rottweiler Mastiff mix will need a lot of room to move around because they are a large, active breed. The American Kennel Club (AKC) categorizes some of the parent breeds of this mix as giant breeds, which naturally requires ample space. Inside your home, make sure you have a spacious, clutter-free area where your dog can roam safely. Outside, a large, securely fenced yard is important. Having a big space outdoors allows your dog to exert energy and stay healthy. Without enough space, they may become restless or develop behavioral issues. Apartments typically don’t provide the necessary room for these dogs, so they are better suited for houses with yards.

  • Ideal homes include:
    • A large yard with secure fencing
    • Access to areas like a dog park where they can run freely and interact with other dogs
    • An indoor space free of hazards and with ample room for turning and stretching
  • Homes that might not be a good fit:
    • Small apartments or living spaces with limited room

Suitability for Families

Rottweiler Mastiff mixes often make excellent family guard dogs due to their protective nature inherited from both Rottweiler and Mastiff lines. These dogs can be a great addition to your family if trained and socialized properly. They usually form strong bonds and are protective of their family members, including children.

Here’s what you should consider:

  • Early and consistent training helps them become well-behaved family pets.
  • Regular exercise is crucial, so being active with your dog at the kennel or dog park will help maintain their physical and mental well-being.
  • Monitor your dog’s interaction with small children closely; despite being gentle giants, their large size can be overwhelming for little ones.

Remember, providing the right housing and living environment is key to helping your Rottweiler Mastiff mix thrive as part of your family.

Breeding and Puppies

Mastiff Rottweiler mix puppy standing white background

When you’re looking into adding a Rottweiler Mastiff mix to your family, known as a Mastweiler, there’s a lot to consider regarding their breeding and the puppies. Let’s dig into the specifics, like costs, what you should think about before making a decision, and where to find a reputable breeder.

How Much Do Mastweiler Puppies Cost?

Mastweiler puppies, being a cross between a Rottweiler and a Mastiff — sometimes specific to the Bull Mastiff — can vary in price. Typically, prices can range from $600 to $2,000, but this number may vary based on location, breeder reputation, and whether the puppy comes from a lineage of show dogs or working dogs. Remember, a higher cost doesn’t always guarantee a healthier puppy, but it can reflect the care put into the early stages of the pup’s life.

Considerations for Prospective Owners

Before you decide to purchase a Mastweiler puppy, there are several things you should consider:

  • Health: Mixed breeds like the Mastweiler can inherit health issues from both parent breeds.
  • Temperament: These pups may inherit the protecting instinct of a Rottweiler and the gentle nature of a Mastiff.
  • Space: They’ll need plenty of room to grow, as these can be very large and energetic dogs.
  • Training: Early socialization and training are vital to ensure they grow up well-adjusted and manageable.
  • Commitment: Remember, owning a dog is a long-term commitment, these dogs can often live for 8-12 years.

Finding a Reputable Breeder

If you’ve decided that a Mastweiler is the right dog for you, it’s crucial to find a breeder who is ethical and responsible. Here’s a quick checklist to help you:

  • Health Tests: Ensure the breeder has health clearance certificates for both parent breeds.
  • Environment: The puppies should be raised in a clean, spacious, and stimulating environment.
  • Knowledge: A good breeder will be knowledgeable about both the Rottweiler and Mastiff breeds and willing to discuss any issues common to the crossbreed.
  • Support: Reputable breeders will offer support and advice for the life of the dog, not just at the sale.

By taking the time to do your research, you ensure that your designer dog comes from a breeder who prioritizes the well-being of their animals and provides you with the best chance of bringing a healthy and happy Mastweiler into your home.

Legal and Ownership Responsibilities

When you get a Rottweiler Mastiff mix, it’s crucial to understand the laws and rules you need to follow. As a responsible owner, make sure you’re up to date with licensing and aware of any breed restrictions in your area.

Licensing and Regulations

First things first, you need to get your Rottweiler Mastiff mix licensed. Licensing your dog proves you’re the owner, and it’s usually required by law. Check with your local authorities to find out the details on how to do this.

  • Obtain a license from your local animal control or public health department.
  • Make sure you renew it as required, which could be annually.

Regulations can vary, but they often include making sure your dog has a microchip and up-to-date vaccinations. Some places also require that certain breeds, especially larger ones that can be seen as guard dogs like your Rottweiler Mastiff mix, be spayed or neutered.

Understanding Breed Restrictions

Breed-specific legislation (BSL) can impact you. Some areas have restrictions or bans on certain breeds, especially those considered to be guard dogs or have a history of aggression. Your Rottweiler Mastiff mix might be affected even if they’re as friendly as can be.

  • Always check local laws to see if your dog falls under breed restrictions.
  • Such laws may require additional insurance or special containment measures.

Though not a regulatory body, the American Kennel Club (AKC) provides good resources on responsible dog ownership and might help navigate breed-specific concerns. Remember, as a mix between a Rottweiler and a Mastiff, your dog is likely to be strong and protective, making them an excellent family guard dog. But with that comes the added responsibility to ensure they are well-trained and socialized.

Frequently Asked Questions (FAQs)

When you’re considering a Rottweiler Mastiff mix, you likely have a handful of questions about their temperament, size, and suitability for your home. Let’s answer some common questions to help you understand this mixed breed better.

Is the Rottweiler Mastiff Mix Aggressive?

Aggression in dogs depends on many factors, including training, socialization, and individual temperament. A study on dog aggression found that breed alone is not a sole predictor. Early and continuous socialization is essential for Rottweiler Mastiff mixes to ensure they are well-behaved.

What size can I expect my Rottweiler Mastiff mix to grow to?

Rottweiler Mastiff mixes are large dogs, with Rottweilers weighing up to 135 pounds and Mastiffs even more. Expect your mix to fall somewhere within or above this range. They need enough space to move comfortably in their living environment.

Is The Rottweiler Mastiff Mix A Good Guard Dog?

Given their heritage, Rottweiler Mastiff mixes can make good guard dogs. They are typically protective and may have a natural instinct to guard their home and family. Proper training is crucial to ensure they react appropriately to perceived threats.

What are the common temperament traits of a Rottweiler Mastiff mix?

Common temperament traits of a Rottweiler Mastiff mix include loyalty, affection, and a calm demeanor, especially when well-socialized. This breed may also display confidence and courage. As with any dog, individual personalities may vary.

Are Rottweiler Mastiff mixes suitable for families with children?

Rottweiler Mastiff mixes can be suitable for families with children if they are raised together and if boundaries and proper behavior are taught to both the dog and the children. It’s important that interactions are supervised, especially given the large size of this mix.

What are the exercise needs for a Rottweiler Mastiff mix?

This mix will require regular exercise to remain healthy and happy. They typically need daily walks and playtime. Due to their large size, they can benefit from having access to a spacious yard where they can move freely.

Final Thoughts

When considering a Rottweiler Mastiff mix, you’re looking at a dog that likely brings together the protective instincts of a Rottweiler with the strength and size of a Mastiff. It’s important to remember that with such powerful breeds, early socialization and consistent training are non-negotiable. They need a firm, confident owner who can invest time in their upbringing.

Here are a few key points to think about:

  • Size and Space: These dogs can get pretty big, so make sure you have enough room for them to move around. A small apartment probably isn’t the best fit.
  • Exercise Needs: They’re going to need regular exercise — not just a quick stroll around the block. Think long walks or play sessions in a spacious backyard.
  • Health Considerations: Be aware of potential health issues common to large breeds, such as hip dysplasia. Regular vet check-ups are crucial.
  • Family Life: If socialized properly, a Rottweiler Mastiff mix can be a loving addition to your family. They’re known for being loyal and protective.

Here’s a quick breakdown to keep in mind:

SizeNeed ample space
ExerciseDaily, vigorous exercise
HealthMonitor for breed-specific issues
SocializationCrucial from early age
TrainingConsistent and firm

Remember, bringing any dog into your home is a long-term commitment. If you’re up for the challenge, a Rottweiler Mastiff mix can be a rewarding companion.

Meet Your Experts

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Tamsin De La Harpe


Tamsin de la Harpe has nearly two decades of experience with dogs in rescue, training, and behavior modification with fearful and aggressive dogs. She has worked closely with veterinarians and various kennels, building up extensive medical knowledge and an understanding of canine health and physiology. She also spent two years in the animal sciences as a canine nutrition researcher, focusing on longevity and holistic healthcare for our four-legged companions. Tamsin currently keeps a busy homestead with an assortment of rescue dogs and three Bullmastiffs.

Tamsin de la Harpe has nearly two decades of experience with dogs in rescue, training, and behavior modification with fearful and aggressive dogs. She has worked closely with veterinarians and various kennels, building up extensive medical knowledge and an understanding of canine health and physiology. She also spent two years in the animal sciences as a canine nutrition researcher, focusing on longevity and holistic healthcare for our four-legged companions. Tamsin currently keeps a busy homestead with an assortment of rescue dogs and three Bullmastiffs.