Top 10 Dog Breeds With the Shortest Lifespans

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French Mastiff

The French Mastiff, which only lives five to eight years, has the smallest life expectancy of any breed on this list.

Great Dane

The typical lifespan of these gentle giants is six to eight years, which is not very lengthy.

Bernese Mountain Dog

The BMD Club of America reports that the Bernese's life expectancy has suddenly dropped from 10 to 12 years to barely 6 to 8 years.

Irish Wolfhound

The Irish wolfhound has a six to ten year life expectancy, which is a little greater than the Bernese but still less than normal.

Neapolitan Mastiff

Neapolitan mastiffs are brachycephalic, just like the Dogue de Bordeaux, and have breathing issues. They have an eight to ten year lifespan on average.


The average life expectancy in Newfoundland is eight to ten years.


Rotties also have a lifespan of eight to ten years. These canines that are linked to mastiffs are predisposed to bone cancer, which typically has a dismal prognosis once it is discovered.

English Bulldog

The bulldog, one of the few medium-sized canines on our list, lives for roughly eight to ten years.

Saint Bernard

The Saint Bernard follows closely behind with a life expectancy of eight to ten years. one of the largest breeds of dogs


The Leonberger has an eight to nine-year lifetime and some of the same health problems that affect most larger breeds, including cancer and bloat.

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