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American Mastiff
Estados Unidos Not recognized by the FCI

The American Mastiff He was raised to be a family dog, his character and temperament attest to this...

Mastín Americano



The American Mastiff It is a molossoid-type dog breed that was developed over many years of selective breeding by Fredericka Wagner of “Flying W Farms” (Kennel dedicated to the race), in Piketon, Ohio, ago 20 or 25 years (the truth is that I've burned the tabs looking for the exact date... and I haven't found it).

The objective was to develop a dog that had the size, temperament, the provision, and the appearance of the Mastiff breed, but with fewer health problems and not losing as much saliva as the other varieties of Mastiff dog, and that life expectancy was greater.

To carry out the objective, during the early development of the race felt that the best selection was crossing a English mastiff with a anatolian mastiff.

Y, this was how the current American Mastiff, entered our history. Through a very selective breeding that will have left many on the way "attempts toAmerican Mastiff… as with all breeds.

THE American Mastiff is recognized and registered in the Continental Kennel Club (CKC), He was recognized as a purebred in January of the year 2000. He was raised to be a family dog, and it shows in the description of his character and temperament…

We must not confuse the American Mastiff with the 'American Mastiff Panja’, since it has lines Pit Bull and Rottweiler, among others.

Currently there are only nine American Mastiff breeders authorized by the United States and they are part of the "AMBC" acronym for "American Mastiff Breeders Council (American Mastiff Breeders Council)”:

    Videos "American Mastiff"

    American Mastiff Out of the car.
    Stanley (American Mastiff) and Phineas (Leonberger) playing

  • Flying W Farms – American Mastiff
    Federica Wagner – Fundadora de la raza y presidente del AMBC.
    PO Box 845 / Piketon / Ohio 45661.
    Telephone: 740-493-2401
    Fax: 740-493-0072
  • Sycamore Creek – American Mastiff
    Connie Hammond- Vicepresidente de AMBC.
    Londonderry, Ohio.
    Telephone: 740-887-2111
  • Five B Ranch
    Lisa Berberich – AMBC Secretary.
    Terrell, Texas.
    Telephone: 972-551-1437
  • Hidden Acres Farm
    Diane St. Martin
    13 Pleasant St. Southampton, Massachusetts 01073
    Telephone: 413-203-1319
  • AMBer Pines Farm, LLC
    Sandy Berger
    6610 Reside Rd. Imlay City, Michigan 48444
    Telephone: 810-614-8956
  • Capell Creek Ranch and Kennels
    Cameran G. Pridmore
    1490 Capell Valley Rd.
    Napa, California 94558.
    Telephone: 707-257-2957 or 707-363-7998.
  • Deepwood Acres American Mastiffs
    Jim and Sandy Taylor
    North East, Maryland 21901
    Telephone: 410-398-0769.
  • Fantastic AMs
    American home in mastiffs in China
    Luis Meng, Jessica Wang Meng and Andrew
    Shanghai, China
    Email: louismeng@gmail.com
  • Orion Farms
    Melanie and Kevin Ware
    Reymar, Maryland
    Telephone: 410-756-1507
  • Poplar Bluff Ranch
    Home of the American Mastiff in Canada.
    Bob and Young Wynona
    PO Box 384
    White City, Saskatchewan
    Canada S4L 5B1
    Telephone: 306-771-4516

Physical characteristics

The American Mastiff He is a great dog size and scope with a moderately broad head, floppy ears and friendly brown or amber eyes, the more dark best.

It has thick, powerful neck, chest wide and deep, very muscled back. The tail is wide at the base and will decrease to the end takes her hanging and in rest position forms a slight curve. They have a generous jaw with a scissor bite and the teeth are not visible when their mouths are closed..

The legs are strong, well separated and heavy bones. The feet are large, round and compact. The overall appearance should be slightly longer in body than in height proportions.

The height at the cross in the males is of 81 to 91 cm and the weight of 73 to 91 kg. Females are slightly smaller, measuring of 71 to 86 cm. to the cross and weigh in 64 to 82 Kg.

The coat should be short and dense, color Fawn, Apricot or striped. The muzzle should be dark as about the orbits of the eyes and extends upward between them forming a mask (key characteristic of this breed).

Character and skills

The American Mastiff It, generally, a quiet dog and wonderful with children. They are loyal and affectionate dogs who are not aggressive by nature but perceive danger and need to protect your family, will draw all the power that is available.

While they love to sleep and remolonear Sun, daily exercise will keep them more shaped and happier. It is good for your physical and mental health to walk regularly.


The life expectancy of an American Mastiff is of 10 to 12 years.

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