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Mastiff

Mastiff

86 breeders in the directory Find Mastiff breeders

The Mastiff, often called the English Mastiff in breed-specific contexts, is a giant guardian and estate dog with deep roots in Britain. It has great size, a broad head, heavy bone, a short coat, and a steady presence that comes from an old molosser type. Modern Mastiffs are generally bred as companions and watchful household guardians rather than combat or baiting dogs, but the breed still carries serious physical substance.

Mastiff ownership is shaped by scale. Food, veterinary care, transport, bedding, and training all become more demanding when the dog may outweigh many adults. Drool, heat tolerance, stairs, and vehicle access also deserve practical planning. Puppies need controlled growth, careful footing, and moderate exercise while joints develop. Adults usually appreciate calm routines and close family contact, but manners around doors, guests, and other animals must be taught early. Responsible breeders emphasize hips, elbows, hearts, eyes, longevity, breathing comfort, and stable temperament.

Colors: Apricot, Apricot Black Mask, Bicolor, Black, Black and Tan, Black and White, Black Mask, Blue, Blue and Tan, Blue Merle, Blue Roan, Blue Tick, Brindle, Brown, Brown and Tan, Brown and White, Chocolate, Cream, Dapple, Domino, Fawn, Fawn and White, Fawn Black Mask, Gold, Gray, Harlequin, Irish Marked, Liver, Liver Mask, Mantle, Mask, Merle, Mottled, Parti-Color, Piebald, Red, Red and White, Red Merle, Red Roan, Red Tick, Reverse Brindle, Roan, Sable, Saddle, Silver, Speckled, Spotted, Tan, Ticked, Tricolor, Tuxedo, White, Yellow

Quick facts

Breeders & farms
86
Public profiles
1
Guides & articles
12

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Mastiff Breeders

86 breeders raising Mastiff.

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Guides & articles

Guides and articles for Mastiff owners.

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How Much Does Dog Boarding Cost? Kennel, In-Home, and Luxury Prices

There is no trustworthy national price for dog boarding, and you should be wary of any page that hands you one to the dollar. A standard kennel run, a spot in a sitter’s spare bedroom, and a suite at a resort with group play and a webcam are three different services with three different cost […]

Puppy Vaccination Schedule: Core Shots by Age, Boosters, and Records

A standard puppy vaccination schedule starts the core combination shot (distemper, adenovirus, parvovirus, and usually parainfluenza) at 6 to 8 weeks of age and repeats it every 2 to 4 weeks until the puppy is at least 16 weeks old. Rabies follows at 12 weeks or later, when your local law says, and leptospirosis, now […]

How Long Are Dogs Pregnant? Due Dates, Week by Week, and Whelping Signs

Dogs are pregnant for about 63 days, or roughly nine weeks, but the real answer for any one dog is a window, not a single date. Counted from the day she was first bred, a normal pregnancy can run anywhere from 58 to 72 days, according to the Merck Veterinary Manual, because the breeding date […]

Dog Insurance Records: Organize Policy Documents and Renewal Details

When you need an insurance document, the useful question is usually specific: which policy covers this dog, where is the current schedule, who should be contacted and what date needs attention next? A folder full of similarly named downloads can make those simple questions surprisingly slow to answer. Creatures includes an Insurance record type within […]

Coefficient of Inbreeding (COI): What It Means, How to Calculate It, and Linebreeding Explained

The coefficient of inbreeding (COI) is the probability that an animal inherits two identical copies of a gene from a single ancestor that appears on both its sire’s side and its dam’s side of the pedigree. It is written as a percentage. When the grandparents are unrelated and not inbred, a puppy whose parents are […]

Breeder Buyer Applications: Ask Useful Questions and Review Them Consistently

A breeder buyer application should collect information that could change a placement decision. It is useful when you need to discuss housing, experience, care arrangements, or timing before a buyer can proceed. Creatures lets a seller require approval and select a reusable form; the application-form guide explains that setup. AI-generated illustration. Applications at a glance […]

Mastiff Tools

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