United Pet Club
Great Dane — a Giant, Friendly Dog breed originating in Germany

Great Dane

Also known as Gentle Giant and German Mastiff

The Great Dane is a friendly giant known as a gentle, devoted companion that combines towering size with a sweet, patient temperament.

Size
Giant
Lifespan
7–10 years
Origin
Germany
Temperament
Friendly
Standard colors
Black, White, and Gray and 2 more
Popularity
No. 21 of 201
Key Traits
FriendlyGentleDevotedGood with kidsCalm

Characteristics

Energy Level2
Trainability2
Good With Kids3
Good With Pets2
Grooming Needs5

Coat and grooming

How the Great Dane coat is built, and what that means when you groom it.

Coat layers
Single coat
Coat texture
Smooth
Coat length
Short
Shedding
Moderate shedding

Registry Recognition

Fédération Cynologique Internationale

  • Pinscher and Schnauzer / Molossoid / Swiss Mountain

American Kennel Club

  • Working Group

Canadian Kennel Club

  • Working Group

United Pet Club

  • Pinscher and Schnauzer / Molossoid / Swiss MountainPrimary
  • Working Group
  • Guard Dogs

Great Dane colors and patterns

What each club's breed standard says about every Great Dane color and pattern. Point at a ruling to see the club's own wording.

Breed standards describe the Great Dane in Black, White, Gray, Blue, and Fawn. Standard patterns: Solid, Brindle, Merle, Harlequin, Piebald, Roan, Sable, Mantle, and Reverse brindle.

Coat: rulings by club
Color or patternFCIAKCUKCKCKUSA
BlackStandard (“Black: Jet black”)Standard (“Black”)Standard (“Black: Glossy black”)Standard (“Black is black”)Standard (“Black: Jet black”)
WhiteStandard (“Harlequin: Basic colour pure white”)Standard (“White”)Standard (“Harlequin: Black torn patches ... over a white background”)Standard (“Harlequins: pure white underground”)Standard (“Harlequin: Basic colour pure white”)
GrayStandard (“Merle: grey and black spotted”)Standard (“Merle Color: A pale gray to dark gray merle base color”)Standard (“Merle: A pale gray to dark gray base color”)Not recognizedStandard (“Merle: grey and black spotted”)
BlueStandard (“Blue: Pure steel blue”)Standard (“Blue”)Standard (“Blue: Pure steel blue”)Standard (“Blues: colour varies from light grey to deep slate”)Standard (“Blue: Pure steel blue”)
FawnStandard (“Fawn: Light gold fawn to deep gold fawn”)Standard (“Fawn”)Standard (“Fawn: Yellow gold with a black mask”)Standard (“Fawns: colour varies from lightest buff to deepest orange”)Standard (“Fawn: Light gold fawn to deep gold fawn”)
AlbinoDisqualifying (“Harlequin Great Danes: White without any black (albinos)”)DisqualifyingDisqualifying (“Albinism”)Not recognizedDisqualifying (“Harlequin Great Danes: White without any black (albinos)”)
SilverNot recognizedDisqualifying (“Silver”)DisqualifyingNot recognizedNot recognized
ChocolateNot recognizedDisqualifying (“Chocolate”)DisqualifyingNot recognizedNot recognized
IsabellaDisqualifying (“Fawn and brindle: Silver blue or isabella-colored, with a white blaze”)DisqualifyingDisqualifyingNot recognizedDisqualifying (“Fawn and brindle: Silver blue or isabella-coloured, with a white blaze”)
Patterns
SolidStandard (“Fawn: ... evenly shaded throughout the body”)Standard (“Black”)Standard (“Black: Glossy black”)Standard (“Black is black”)Standard (“Fawn: ... evenly shaded throughout the body”)
BrindleStandard (“Brindle”)Standard (“Brindle”)Standard (“Brindle”)Standard (“Brindles: must be striped”)Standard (“Brindle”)
MerleStandard (“Merle (grey-black splashed patches)”)Standard (“Merle”)Standard (“Merle”)Not recognized (“Merle”)Standard (“Merle (grey-black splashed patches)”)
HarlequinStandard (“Harlequin (white with black splashed patches)”)Standard (“Harlequin”)Standard (“Harlequin”)Standard (“Harlequins”)Standard (“Harlequin (white with black splashed patches)”)
PiebaldStandard (“dogs with basic white colour and large black patches so called “Plattenhunde””)Fault (“Piebald”)DisqualifyingNot recognizedStandard (“dogs with basic white colour and large black patches so called “Plattenhunde””)
RoanFault (“blue-grey ticking in the white”)Standard (“Eligible but less desirable, are black hairs showing through the white base coat”)Standard (“single black hairs showing through the white background ... allowed but not preferred”)Not recognizedFault (“blue-grey ticking in the white”)
SableFault (“Fawn Danes: grey, blue, or sooty fawn”)Fault (“dirty colored Fawns; are not desirable”)Fault (“black-fronted or dirty colored fawns”)Standard (“dark shadings on head and ears acceptable”)Fault (“Fawn Danes: grey, blue, or sooty fawn”)
MantleStandard (“Included here are “Mantel Great Danes””)Standard (“Mantle”)Standard (“Mantle”)Standard (“Mantle: Black and white with a solid, black blanket”)Standard (“Included here are “Mantel Great Danes””)
Reverse brindleStandard (“Brindle”)Standard (“Brindle”)Standard (“Brindle”)Standard (“Brindles: must be striped”)Standard (“Brindle”)
Double merleNo rulingNo rulingDisqualifyingNot recognizedNo ruling
Eyes: rulings by club
Color or patternFCIAKCUKCKCKUSA
BlueStandard (“In harlequins ... pale (ice blue) eyes ... are to be tolerated”)Standard (“In Harlequins and Merles ... blue eye(s) ... are permitted”)Standard (“In Harlequins and Merles ... blue eye(s) ... are permitted”)Standard (“Blues: ... the nose and eyes may be blue; in harlequins, wall eyes”)Standard (“In harlequins ... pale (ice blue) eyes ... are to be tolerated”)
Dark brownStandard (“As dark as possible”)Standard (“dark”)Standard (“dark brown”)Standard (“eyes and nails preferably dark”)Standard (“As dark as possible”)
Light brownStandard (“in blue dogs slightly lighter eyes are tolerated”)No rulingStandard (“A slightly lighter shade of brown is acceptable, but not preferred, in the blue Danes”)No rulingStandard (“in blue dogs slightly lighter eyes are tolerated”)
AmberFault (“light piercing or amber coloured eyes are undesirable”)No rulingNo rulingNo rulingFault (“light piercing or amber-coloured eyes are undesirable”)
YellowNo rulingNo rulingFault (“yellow eyes”)No rulingNo ruling
Patterns
Odd-eyedStandard (“In harlequins ... two differently coloured eyes are to be tolerated”)Standard (“In Harlequins and Merles ... eyes of different colors are permitted”)Standard (“In Harlequins and Merles ... eyes of different colors are permitted”)Standard (“Wall, or odd eyes permissible in harlequins”)Standard (“In harlequins ... two differently coloured eyes are to be tolerated”)
Nose: rulings by club
Color or patternFCIAKCUKCKCKUSA
BlackStandard (“Must be black with the exception of harlequins”)Standard (“Nose shall be black”)Standard (“The nose is black”)Standard (“Nose always black, except in blues and harlequins”)Standard (“Must be black with the exception of harlequins”)
BlueStandard (“In blue dogs the colour of the nose is anthracite (diluted black)”)Standard (“in the blue Dane, where it is a dark blue-black”)Standard (“blue Danes where the nose is a dark blue-black”)Standard (“Blues: ... the nose and eyes may be blue”)Standard (“In blue dogs the colour of the nose is anthracite (diluted black)”)
PinkStandard (“harlequins: ... flesh coloured nose is tolerated”)Fault (“a solid pink color nose is not desirable”)Fault (“Pink nose”)Standard (“In harlequins, ... pink noses ... permissible”)Standard (“harlequins: ... flesh coloured nose is tolerated”)
LiverDisqualifying (“Nose: Liver coloured”)No rulingNo rulingNo rulingDisqualifying (“Nose: Liver coloured”)
Patterns
Butterfly noseStandard (“a butterfly nose (black with pink patches) ... is tolerated”)Standard (“A black spotted nose is permitted on the Harlequins and Merles”)Standard (“A black spotted nose is permitted on Harlequins and Merles”)Standard (“In harlequins, ... butterfly noses permissible”)Standard (“a butterfly nose (black with pink patches) ... is tolerated”)

What the rulings mean

Standard
Described by the club's breed standard.
Fault
Named by the club's breed standard as a fault: the animal can be shown but is penalized.
Disqualifying
The club's breed standard disqualifies an animal of this color or pattern.
Not recognized
The club does not accept this color or pattern for the breed.

Color changes

How a Great Dane's colors can change over its life.

  • Blackchanges toRust

    Coat · With body condition · can change back

  • Blackchanges toGray

    Coat · Progressive

  • Blackchanges toBrown

    Coat · In the sun · can change back

  • Whitechanges toRoan

    Coat · With age · from 2 weeks

  • Bluechanges toDark brown

    Eyes · With age · from 2 weeks

  • Bluechanges toBrown

    Eyes · With age · from 2 weeks

  • Bluechanges toLight brown

    Eyes · With age · from 2 weeks

  • Bluechanges toAmber

    Eyes · With age · from 2 weeks

  • Bluechanges toHazel

    Eyes · With age · from 2 weeks

  • Bluechanges toYellow

    Eyes · With age · from 2 weeks

  • Blackchanges toSnow nose

    Nose · With the season · can change back

  • Blackchanges toPink

    Nose · With the season · can change back

Health

Conditions recorded as more common in the Great Dane than in its species as a whole. A higher risk is not a diagnosis: many never develop any of them, and your vet can say which screening tests are worth doing.

High risk

Moderate risk

This content is for educational purposes and is not a substitute for professional veterinary advice. If you are worried about your pet, contact your veterinarian.

All health conditions

About the Great Dane

The Great Dane is a giant German breed known as a gentle, devoted companion that pairs towering size with a calm, patient temperament.

The Great Dane is one of the tallest dog breeds, with many individuals standing over 30 inches at the shoulder. Despite the imposing height, the breed is best known for an even, affectionate nature. It is sometimes called a gentle giant because it tends to be calm indoors and patient with people, including children.

The breed combines the build of a working mastiff-type dog with the elegance of a sighthound. Males commonly reach 140 to 175 pounds and females 110 to 140 pounds. A Great Dane needs room to stretch out and a household prepared for a dog that can rest a head on a kitchen counter while standing.

Great Danes are companion dogs first. They form strong attachments to their people and often prefer to stay close, which can make them poor candidates for long stretches of isolation. With early socialization and consistent handling, the breed is generally friendly toward strangers and other pets.

Great Dane quick facts
AttributeDetail
OriginGermany
SizeGiant
Lifespan7 to 10 years
Group/roleWorking group, companion and former boar hound
Good withChildren, families, other pets when socialized

Who it suits

The Great Dane suits owners who have space, a steady budget for food and veterinary care, and time for daily company. The breed fits families with older or supervised young children because of its patient temperament, though its size means it can knock over a small child by accident. It is a reasonable choice for first-time owners who are committed to early training, since the breed is not difficult to handle once it learns manners. It is a poor fit for people who want a guard dog with sustained aggression or who travel often and cannot bring the dog along.

History and origin

The Great Dane was developed in Germany from mastiff and sighthound stock as a boar-hunting and estate dog before becoming a companion breed.

Large mastiff-type dogs have existed in Europe for centuries, and dogs resembling the Great Dane appear in German records connected to boar hunting. German nobles kept powerful hunting dogs that combined the strength of mastiffs with the speed of sighthounds to pursue wild boar, a dangerous quarry that required dogs able to hold prey until hunters arrived.

By the 1600s, German estates kept refined versions of these dogs indoors as chamber dogs and guardians. Breeders selected for both size and a steadier temperament suited to life around people rather than only the hunt.

In the late 1800s, German breeders worked to standardize the dog and proposed the name Deutsche Dogge, meaning German mastiff. The breed was formally established in Germany during this period, and the name Great Dane persisted in English despite the breed having no documented Danish origin.

As wild boar hunting declined, the Great Dane shifted toward its modern role as a companion and family dog. Breeders continued to favor the calm, devoted disposition that defines the breed today, while the giant frame remains a defining feature.

Appearance and breed standard

The Great Dane is a giant, square-built dog with a long head, deep chest, and short smooth coat available in several recognized colors.

The Great Dane has a balanced, square outline that reads as powerful and elegant at the same time. The head is long and rectangular, the chest deep, and the legs straight and well boned. The overall impression is of a dog built for both strength and movement. The neck is long and carried high, and the body shows clean muscle rather than bulk.

Great Dane breed standard
TraitStandard
HeightMales 30 to 32 in, females 28 to 30 in at the shoulder
WeightMales 140 to 175 lb, females 110 to 140 lb
CoatShort, smooth, close lying
ColorsFawn, brindle, blue, black, harlequin, mantle
EyesMedium, dark and deep set in most colors

Coat and colors

The coat is short and easy to maintain, lying flat against the body. Recognized colors include fawn with a black mask, brindle, solid blue, solid black, harlequin (white with irregular black patches), and mantle (black and white with a defined pattern). Some colors, such as merle, occur but are treated differently across registries. Ear shape varies: many Great Danes have natural drop ears, while cropped ears were historically common and remain a matter of regional law and owner choice. Natural ears are increasingly standard in regions where cropping is restricted.

Temperament and personality

The Great Dane is friendly, gentle, and devoted, generally calm indoors and patient with family members including children.

The Great Dane has a reputation for being a gentle giant, and the breed standard calls for a friendly, dependable temperament. Most Great Danes are calm and quiet at home, content to rest near their people for much of the day. They tend to bond closely with the household and can become anxious when left alone for long periods.

With family, the breed is affectionate and often leans into people for contact despite its size. Many Great Danes are patient with children, though supervision is sensible because a tall dog can knock over a small child without meaning to. Toward strangers, a well-socialized Great Dane is usually polite and reserved rather than aggressive, and its size alone can deter intruders.

With other pets, the breed generally does well when raised alongside them. Early socialization helps a Great Dane stay relaxed around unfamiliar dogs. The breed is not a high-drive working dog, so it is rarely pushy or hyperactive, but it does need company and gentle leadership to stay settled.

Trait ratings (1 = low, 5 = high)
TraitRating
Affection5
Energy3
Trainability4
Vocalness2
Shedding3

Care and grooming

The Great Dane needs modest grooming, daily moderate exercise, and a home with enough space and soft surfaces for its joints.

Grooming

  • Brush the short coat once or twice a week to remove loose hair
  • Bathe occasionally, roughly every six to eight weeks or when dirty
  • Trim nails regularly, since heavy dogs are hard on overgrown nails
  • Check and clean ears, especially in dogs with natural drop ears
  • Brush teeth several times a week to support dental health

Exercise

  • Provide two moderate walks a day totaling roughly 30 to 60 minutes
  • Allow free movement in a securely fenced area
  • Avoid forced running, long hikes, and jumping in puppies and young dogs to protect developing joints
  • Keep activity light right after meals to reduce bloat risk

Environment

The Great Dane needs more indoor space than most breeds simply to move and rest comfortably. A home with room to spread out suits the breed better than a small apartment, though calm adults can adapt to apartment life with enough daily walks. Provide a large, well padded bed, because hard floors can be uncomfortable for a heavy dog and may contribute to pressure sores. The breed tolerates cold poorly due to its short coat and does best living indoors with the family.

Nutrition and feeding

The Great Dane needs a balanced large or giant breed diet fed in measured meals, with careful management of growth in puppies and bloat risk in adults.

The Great Dane needs a complete, balanced diet formulated for large or giant breeds. Puppy nutrition matters more in this breed than in most, because rapid or excessive growth can harm developing joints and bones. A giant breed puppy food with controlled calcium and energy is generally recommended, and many owners keep puppies lean rather than letting them grow as fast as possible. Adults do well on a quality adult formula matched to their activity level.

General feeding guide (adjust to the individual dog)
Life stageAmount per dayMeals
Puppy (2 to 6 months)6 to 10 cups, growth formula3 to 4
Adolescent (6 to 18 months)8 to 12 cups2 to 3
Adult6 to 10 cups2
Senior5 to 8 cups, adjusted for activity2

Treats and supplements

Keep treats to roughly 10 percent of daily calories to avoid unbalancing the diet and to protect joints by keeping the dog lean. Many owners discuss joint support such as glucosamine or omega-3 fatty acids with a veterinarian, since the breed carries weight on large joints. Always provide fresh water, and consult a veterinarian before adding supplements rather than guessing at doses for a dog of this size.

Health and common conditions

The Great Dane has a short lifespan of about 7 to 10 years and is prone to bloat, heart disease, and joint and bone conditions common to giant breeds.

The Great Dane is generally a healthy breed for its size, but giant dogs carry breed specific risks and have shorter lifespans than smaller dogs. The expected lifespan is about 7 to 10 years. Many of the breed's serious health concerns relate to its size, including the heart, the digestive system, and the joints. Responsible breeders screen breeding dogs for heart and orthopedic conditions, and routine veterinary care helps catch problems early.

Common health conditions
ConditionSignsNote
Gastric dilatation volvulus (bloat)Swollen abdomen, retching, restlessness, collapseA medical emergency; deep chested breeds are at high risk
Dilated cardiomyopathyWeakness, cough, exercise intolerance, faintingHeart muscle disease seen in the breed; screen breeding dogs
Hip and elbow dysplasiaLimping, stiffness, reluctance to riseJoint malformation aggravated by fast growth or excess weight
Wobbler syndromeUnsteady gait, neck pain, weaknessCervical spine condition more common in giant breeds
Bone cancer (osteosarcoma)Lameness, swelling on a limb, painOccurs more often in large and giant breeds

Preventive care

  • Schedule routine veterinary exams, with closer monitoring as the dog ages
  • Keep vaccinations and parasite prevention current
  • Feed for a lean body condition to reduce joint and heart strain
  • Use measured meals and rest after eating to lower bloat risk
  • Discuss gastropexy, a surgery that helps prevent bloat, with a veterinarian
  • Provide regular dental care

Training and socialization

The Great Dane is intelligent and willing to please, and early training is essential so a giant dog learns manners while it is still manageable in size.

The Great Dane is intelligent and generally eager to cooperate, which makes it responsive to training. Because the breed grows so large so quickly, training and socialization should start in puppyhood while the dog is small enough to handle easily. A Great Dane that learns leash manners and basic control as a puppy is far simpler to manage than an untrained adult that may weigh more than its handler. The breed responds best to calm, consistent guidance rather than harsh correction, which can make a sensitive dog anxious.

Basics

  1. Start house training and a feeding routine from the first week home
  2. Introduce a collar, leash, and gentle loose leash walking early
  3. Socialize the puppy with people, places, surfaces, and other dogs
  4. Teach core cues such as sit, down, stay, and a reliable recall
  5. Practice calm greetings so the dog does not jump on people
  6. Build short, frequent training sessions into daily life

Breeding and raising puppies

Great Danes reach maturity slowly, carry moderate to large litters, and need health screened parents and careful puppy nutrition to grow safely.

Great Danes mature slowly and are not physically grown until around 18 to 24 months, later than smaller breeds. Responsible breeding waits until a dog is mature and screened for the heart and orthopedic conditions common in the breed. Females are usually bred only after their bodies are fully developed, since carrying and raising a giant breed litter is demanding.

Gestation lasts roughly 63 days, similar to other dogs. Litters tend to be large, and a single litter can place real strain on the mother, so attentive care during pregnancy and whelping matters. Puppies grow rapidly in their first months, which is why controlled giant breed nutrition is important to avoid joint problems.

Raising the young includes early socialization, gradual weaning, and keeping puppies lean as they grow. Puppies should stay with the mother and littermates long enough to learn normal dog behavior, commonly until about eight weeks of age before going to new homes.

Breeding facts
MetricValue
Sexual maturityAbout 18 to 24 months for breeding
GestationApproximately 63 days
Average litter size8 to 10 puppies
Weaning ageAbout 6 to 8 weeks
Recommended placement ageAround 8 weeks or later

Registering your Great Dane and its microchip

Register your Great Dane free for life with United Pet Club, and put its microchip number on a record American shelters can actually find.

How to register a Great Dane in the United States

A Great Dane can hold a free lifetime profile in the United Pet Club registry whether or not it carries a chip. The profile pairs your contact details with your dog's photo, birth date, and markings, so whoever finds it knows exactly who to call. Registering your dog takes a few minutes, and nothing about it expires or renews.

The microchip needs its own registration. A vet implants the chip, but the number stays anonymous until you file it, and an anonymous chip cannot point anyone at you. Register the microchip with United Pet Club on the free lifetime plan: every brand a US vet implants qualifies, updates cost nothing after a move, and the record shows up in the AAHA universal lookup American shelters check first. Create your free account and finish both steps in one sitting.

How do I register my Great Dane in the United States?

Open a free United Pet Club account, enter your Great Dane's name, birth date, and a photo, and save. The profile is free for life, works with or without a microchip, and you can attach a chip number later.

How do I register my Great Dane's microchip?

Type the 15-digit chip number into your free United Pet Club account together with your current phone number and address. The lifetime plan is free, covers every future update, and accepts any chip brand a US vet implants.

Does my Great Dane have to be microchipped in the United States?

No federal law says a Great Dane must carry a chip, but plenty of city and county licensing rules do, and shelters routinely chip before adoption. What the law never does is register the chip for you; that part is yours.

How much does it cost to register a Great Dane?

Nothing. United Pet Club's lifetime plan covers the dog's profile, the microchip registration, and every update at no charge, with no renewal fees.

Frequently asked questions

Common questions about Great Dane size, temperament, care needs, lifespan, and suitability for families.

How big does a Great Dane get?

Great Danes are a giant breed. Males stand about 30 to 32 inches at the shoulder and weigh 140 to 175 pounds, while females stand about 28 to 30 inches and weigh 110 to 140 pounds.

Are Great Danes good with children and families?

Yes. The breed is known for a friendly, gentle, and patient temperament and is generally good with children. Because of its size, supervise interactions with small children so the dog does not knock them over by accident.

Are Great Danes hard to care for?

Grooming and exercise needs are moderate, but the breed requires space, a soft place to rest, a large food budget, and careful feeding to reduce bloat risk. Most challenges come from the dog's size rather than its disposition.

How long do Great Danes live?

The typical lifespan is about 7 to 10 years, which is shorter than most smaller breeds. Good nutrition, a lean body condition, and routine veterinary care support a healthy life.

Do Great Danes need a lot of exercise?

No. Adults need moderate daily exercise, roughly 30 to 60 minutes of walking plus free movement. Avoid heavy exercise in puppies and young dogs to protect their growing joints.

Are Great Danes good for first-time owners?

They can be, for owners committed to early training and socialization. The breed is calm and willing to please, but its size means manners must be taught while the dog is still a puppy.

Do Great Danes bark a lot?

Generally no. The breed tends to be quiet and is not especially vocal, though its size and presence alone can deter intruders.

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