Country of OriginUnited States
Nicknames and Other NamesGreat Dane and Mastiff Mix,
Great Daniff, Mastidane, English Daniff
Scientific NameCanis lupus familiaris
Breed TypeCrossbred
GroupGuarding Group
Hunting Group
Bred ForCompanion
Recognized ByDBR, DKC, DDKC, IDCR
Life Span8-12 years
Ideal Weight115-123 pounds (male and female)
Ideal Height23-28 inches (male and female)
Fur TypeShort, dense, glossy
Common ColorsWhite, Black, Brown. Brindle
MarkingsBlack markings
AvailabilityMoedrately available
Suitable for ApartmentsNo
Used in World WarNo
Most Similar ToGreat Dane

The dog breed that is created by crossing two great breeds Mastiff and Great Dane are Daniff. It is a large-sized dog like its parent breeds. Although large, it is a very gentle and loving breed. The appearance is a muscular, strong body with a folded face and the ears will be long and floppy.

Daniff is a very agile breed that needs regular exercise, so a house with a yard is suitable for them. They do best in the house with active people. It is very easy to care as they shed very little and frequent grooming is not required. Only an experienced dog owner should own Daniff.

Temperament, Behavior, and Personality

Temperament: The temperament of the Daniff is gentle, affectionate, and protect. This temperament is acquired from its parent breeds as both Mastiff and Great Dane are of gentle temperament.

Daniff is a very loving and devoted dog breed that is protective of its people but gentle towards them.

Daniff dog running on the field
A Brindle Daniff dog running on the field.
Image Source: Fiveprime

Behavior: The Daniff is very protective of its family and the territory but not at all aggressive unless they sense a real threat. It is a quiet dog and will only bark if they see something unusual or if some stranger approaches them.

Personality: The personality of the Daniff is friendly, fun, and loving. They are very friendly and loving towards its family and forms a strong bond with one particular person of the family. They are a well-behaved dog and socializing them from an early age makes them welcoming of guest in the house.

Is Daniff Child-Friendly?

Daniff is very friendly, playful, and protective of children. They love playing with them at the same time being a nanny to kids. Due to their huge body, they might accidentally knock over small kids, so proper supervision is necessary while letting them interact with each other. Also, teach your kids to approach dogs as they might play rough.

Daniff playing with a baby girl
Daniff playing with a baby girl.
Image Source: Instagram-@oyaerat87


Daniff is a stubborn dog breed like its parents: Great Dane and Mastiff. They need an experienced dog owner who can train them with firmness and consistency. You need to have lots of patience while training Daniff and always use positive methods of training. Reward them with delicious treats and lots of vocal praises as a source of encouragement and motivation.


  • The Daniff is created in the United States as a designer breed.
  • It has not been recognized by any major Kennel Club.

Health Issues

General HealthHealthy
Common Health IssuesHip Dysplasia, Bloat,
Hypothyroidism, Glaucoma
Vaccination RequiredRabies, Canine Distemper, Kennel Cough,
Canine Coronavirus, Canine Parvovirus,
Canine Parainfluenza, Leptospirosis
SheddingLow Shedder
DroolingAverage Drooler
GroomingAverage Grooming Required
Weight Gain PotentialAverage
Separation AnxietyModerate
Diets and SupplementsProtein: 23%
Fat: 10%

Daniff can inherit some genetic health problems from its parent breeds. Some of the problems it can get are:

  • Hip Dysplasia: It is a condition which is caused due to genetic health problems. It is due to the dislocation or underdeveloped of the hip joints. It causes pain on the back of your dog making it difficult for its moves from one place to another.
  • Bloat: It is caused due to the gas-filled in the stomach that makes it looks like the belly is swollen up.


The Daniff comes in the combination of the following colors:

  • White
  • Fawn
  • Black
  • Brindle
  • Brown
  • Spotted


Daniff puppy sitting
Daniff puppy sitting.
Image Source: PetGuide

Cost: The average cost of the Daniff is around $500-$1000 USD.


Height: The average height of the Daniff is between 23-28 inches.

Weight: The average weight of the Daniff is between 115-125 pounds.

Similar Dog Breeds to Daniff

Visit Doglime for more information about the designer dog breed.