
I have been involved with giant breed dogs for over 30 years. I have been breeding Great Danes and Mastiff Hybrids since 1998.
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N/A — No litters listed
32.1%
40% weight
Courtney Willard
Highly recommend Monster Mastiffs. After a lot of searching, finding a breeder we truly trusted meant everything—and they exceeded every expectation. Our puppy, Bageera, is healthy, well-tempered, and so clearly raised with care, intention, and love. You can feel the difference right away. The breeder was knowledgeable, responsive, and made the entire process feel easy, honest, and reassuring from start to finish. We feel incredibly lucky to have found Monster Mastiffs and wouldn’t hesitate for a second to recommend them to anyone looking for a truly exceptional, well-bred puppy.
Kimberly Geambasu (Kimgeam)
Jill has been absolutely amazing to work with! From the very beginning, she was patient with all of my questions, kept me consistently updated, and made the entire process such a joy. Mordecai has the BEST personality—his demeanor is incredible, and he truly represents the excellence of his breed. You can tell Jill puts so much care and intention into her dogs. I couldn’t be happier with my new best friend, and I already know I’ll be coming back when it’s time to add another to our family. Thank you, Jill!
Davielle Farwell
Loki has been the best gift I could ever have. Such a sweet boy. Great with my grand babies.
Sarah Farmer
I love the puppy I got from monster mastiffs az. She is well bred and perfect fit for our family. This is the place to get your next fur baby, We will never go anywhere else in the future!!
j t
I adopted a wonderful Mastiff from this organization. The dog seemed to be healthy and taken care of very well. A compaionon I was looking for and a joy to be around. My 3 star rating is because the Administration with this organization is far less than stellar. I have been unable to get the much needed history paperwork regarding my new fur baby. Medical regards are extremely important when trying to get medical insurance as well as getting a license here in maricopa which is required by Law. I have no proof of Vaccinations to furnish to anyone. I was told I would receive this information 2 weeks after signing and paying the fee to adopt. It's been 2 months and emails and calls go unanswered. Please demand this needed paperwork prior to picking up your dog. The rescue's are great with the animals but the administration in my opinion is horrible.
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11 Google reviews
88.3%
Pedigree lineage not available
No pedigree records are on file for this breeder yet.