
French Bulldogs with blue eyes are a rare and unique sight. Blue eyes in French Bulldogs are caused by a genetic variation that dilutes the pigmentation of the iris.
It's worth noting that blue eyes in French Bulldogs are not a result of a specific breed characteristic, but rather a random occurrence.
Research suggests that blue eyes in French Bulldogs are more common in males than females.
Eye Color and Genetics
French Bulldogs with blue eyes owe their unique color to specific genetic factors, particularly the Merle and Piebald genes, which dilute pigmentation in the coat, eyes, and skin. These genes can result in one or both eyes being blue.
The Merle gene, for example, is responsible for the mottled mix of lighter and darker patches in the coat, and can also lead to blue eyes. Similarly, the Piebald gene reduces pigmentation in certain areas, including the eyes, making blue eyes more likely.
French Bulldogs with dilute coat colors, such as "blue" or "lilac", can also have blue eyes, and those with piebald coats or predominantly white coats are more likely to have blue eyes as well.
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Frenchie
Frenchies can have blue eyes due to the recessive gene they carry, which is often found in Merle French bulldogs and S-locus piebald pooches.
The S-locus gene, responsible for the distribution of white and colored patches on a dog's coat, also impacts the pigmentation in a dog's eyes and skin. It can lead to lighter eye colors, including blue, when dominant.
Some French Bulldogs have one blue eye and one brown eye, depending on the carried gene. It's essential to note that blue eyes in French Bulldogs are natural and shouldn't be mistaken for an eye infection.
The M-locus gene, also known as the "merle" gene, dilutes dark pigments in a dog's coat, leading to a mottled appearance and can affect eye pigmentation, resulting in blue or partially blue eyes.
Dogs with the merle gene can be more prone to deafness and vision problems, so it's crucial for potential owners and breeders to be aware of these potential health implications.
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Difference Between Brown-Eyed and Blue-Eyed
Brown-eyed French Bulldogs tend to stay muscular and are less prone to diseases. This is a notable difference from their blue-eyed counterparts.
Blue-eyed Bulldogs, on the other hand, are more susceptible to various health issues. They may also appear less interested and less alert compared to brown-eyed Bulldogs.
Interestingly, black-eyed French Bulldogs also tend to stay healthy and avoid contracting diseases that blue-eyed Bulldogs are prone to.
It's worth noting that M-locus and S-locus genes puppies, which naturally have blue eyes, can still enjoy the same level of health as their black or brown-eyed counterparts.
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Merle Eyed
French Bulldogs with the Merle gene are particularly prone to blue eyes, as the Merle gene dilutes pigmentation in the coat, eyes, and sometimes the skin, often resulting in one or both eyes being blue.
The Merle gene is responsible for the mottled or speckled appearance of the coat, and this dilution can also affect the pigmentation in the eyes, resulting in blue or partially blue eyes.

Genetic testing can identify the presence of the Merle gene, which can help breeders and owners make informed decisions about breeding and care.
Dogs with the Merle gene can be more prone to deafness and vision problems, so it's essential to be aware of these potential health implications.
Here are some common coat colors and patterns associated with the Merle gene and blue eyes:
- Merle French Bulldog with blue eyes
- White French Bulldog with blue eyes
- Black French Bulldog with blue eyes
- Grey French Bulldog with blue eyes
- Blue French Bulldog with blue eyes
The Merle gene is not the only factor contributing to blue eyes in French Bulldogs; the S-locus gene, also known as the "white spotting" gene, plays a role in determining eye color, and its influence extends beyond just the coat.
Types of
Types of eye colors in French Bulldogs are determined by genetics, and they can vary in appearance. One of the most striking types is solid blue eyes, which are characterized by a deep, uniform blue color in both eyes.
Heterochromia is another unique type, where one eye is blue while the other could be brown, green, or another color. This distinct feature is often due to genetic diversity, leading to variations in melanin distribution between the two eyes.

Partial or sectoral heterochromia involves one eye containing two different colors, with blue being one of them. It's caused by an uneven distribution of melanin in one part of the iris, leading to a multi-colored effect.
Some French Bulldogs have light or faded blue eyes, almost giving an icy or greyish appearance. This lighter shade is often due to lower melanin levels in the iris, influenced by genetic factors.
Marbled or cracked blue eyes are a unique and rare feature, characterized by a 'cracked' appearance where streaks of blue are interspersed with other colors. It's a result of varied melanin distribution within the iris.
Here are the different types of blue eyes in French Bulldogs:
- Solid Blue Eyes
- Heterochromia
- Partial or Sectoral Heterochromia
- Faded or Light Blue Eyes
- Marbled or Cracked Blue Eyes
Reasons Have
French Bulldogs can have a range of eye colors, including blue, due to the influence of genetics and pigmentation.
The S-locus gene, responsible for coat color and distribution, also impacts eye pigmentation, leading to lighter eye colors, including blue.
Additional reading: French Bulldogs Colors and Prices
Genetic diversity, such as the M-locus gene, can dilute dark pigments in a dog's coat, affecting eye pigmentation and resulting in blue or partially blue eyes.
The genetic makeup of dogs is complex, involving multiple genes that interact to produce unique traits, like blue eyes in French Bulldogs.
While blue eyes are a charming trait, they can be associated with certain health issues, such as deafness and vision problems in dogs with the merle gene.
The default eye color for dogs is brown, but genetics, pigmentation, and health issues can alter this color, resulting in blue eyes in French Bulldogs.
Here are the main reasons why French Bulldogs develop blue eyes:
- Genetics: The S-locus and M-locus genes influence eye pigmentation and coat color.
- Pigmentation: The distribution of melanin in the iris affects eye color.
- Health issues: Certain health conditions, such as the merle gene, can lead to blue eyes.
- Default eye color: Brown is the default eye color for dogs, but it can be altered by genetics and other factors.
Eye Color Changes from Puppy to Adult
As your Frenchie puppy grows, you may notice a change in their eye color. This is a natural process that typically starts around 10 to 16 weeks old.
The change in eye color is due to the maturation of melanin, the pigment that also determines the color of a dog's coat and skin. In the early weeks of a puppy's life, the eyes are blue because they lack melanin.
A unique perspective: Puppys with Blue Eyes
By the time a French Bulldog reaches adulthood, their eyes will have settled into their permanent color, which is typically a shade of brown. However, in some cases, a French Bulldog's eyes may remain blue into adulthood, usually due to genetic factors.
Here's a breakdown of the typical eye color changes in French Bulldogs:
Some French Bulldogs retain their blue eyes into adulthood, often due to genetic traits such as the Merle gene or dilution genes associated with blue or lilac coats.
Dogs Don't Have Blue Eyes
French Bulldogs, and other breeds with blue eyes, don't actually have blue eyes. Their eyes may appear blue, but it's an optical illusion.
Brown eyes in dogs derive their color from melanin, but dogs with blue eyes lack any pigment in their irises.
The blue appearance of their eyes is achieved through scattering of light, similar to the blue color of water and the sky.
This means that dogs with blue eyes don't have the same eye color as humans who have blue eyes.
Health and Sensitivity
Blue-eyed French Bulldogs are a unique and special breed, but they do come with some extra considerations when it comes to their health and sensitivity.
Their blue eyes can make them more sensitive to light, which can lead to discomfort in bright light conditions.
This is because the reduced melanin levels in their eyes can't protect them as well as other eye colors.
Breeding and Rarity
Breeding French Bulldogs with blue eyes is a complex process that involves mating individuals carrying specific genes associated with this eye color. However, this can sometimes lead to health issues like deafness or blindness.
Only 7.8% of French Bulldogs surveyed had blue eyes, making them a relatively rare find among their dark-eyed counterparts. This uniqueness makes blue-eyed French Bulldogs highly desirable to many enthusiasts of the breed.
Breeding blue-eyed French Bulldogs is sometimes frowned upon due to the increased likelihood of health issues in the puppies. This is especially true when breeding two merle carrier dogs together, which can increase the chance of producing a double merle litter prone to genetic diseases.
Genetic testing can help identify the presence of specific genes that influence eye color in French Bulldogs, such as the Merle or S-locus genes. This can provide valuable insights into potential health risks and breed-specific traits, guiding decisions about breeding and care strategies.
Additional reading: Blue Eyed Great Pyrenees
For Sale
Finding a reputable breeder for a French Bulldog with blue eyes can be challenging. Local animal shelters or dog rescue organizations are a good starting point.
You can occasionally find French Bulldogs with blue eyes for free, but opportunities are rare. Exploring options with local breeders in your area is also advisable.
Pawrade and PuppySpot are recommended resources for pre-screened, healthy teacup puppies from reputable U.S. breeders. Requesting medical records and certifications for the parents and the French Bulldog puppy is crucial to verify health screenings.
How Rare Are
Blue-eyed French Bulldogs are indeed a rare find, with only 7.8% of Frenchies surveyed having this unique eye color. This makes them a highly sought-after trait among breed enthusiasts.
In fact, a survey of 203 French Bulldog parents found that only 16 out of 203 Frenchies had blue eyes. This is a relatively low percentage compared to their dark-eyed counterparts.
The rarity of blue eyes in French Bulldogs is due to the genetic combination that leads to this eye color being less common. This uniqueness is part of their appeal, making them highly desirable to many owners.
Here's a rough breakdown of the rarity of blue eyes in French Bulldogs:
As you can see, blue eyes are a rare trait in French Bulldogs, making each one a special find.
Genetic Testing for Breeding
Genetic testing is a crucial tool for breeders to ensure the health and well-being of their dogs. It provides valuable insights into potential health risks and breed-specific traits, helping breeders make informed decisions about breeding.
Genetic testing can help identify specific genes associated with eye color, such as the Merle or S-locus genes, which can be linked to deafness and vision problems. These genes can be present in French Bulldogs with blue eyes.
Breeders need to prioritize the overall health and well-being of their dogs, ensuring that breeding practices adhere to guidelines that promote genetic diversity and reduce the risk of hereditary health problems. This means testing for and disclosing potential health issues.
Genetic testing is typically conducted using a simple cheek swab or blood sample, which is then sent to a laboratory for analysis. The process is non-invasive and painless for the dog.
Results from genetic testing can guide decisions about breeding and help prepare for potential health issues. For example, if a French Bulldog is found to carry the Merle gene, owners can be proactive about scheduling regular hearing and vision check-ups.
Responsible breeders should test for and disclose potential health issues, providing crucial information to potential owners. This helps ensure that breeders are prioritizing the health and well-being of their dogs.
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Breeding

Breeding a French Bulldog with blue eyes can be a challenging process due to the potential health issues associated with these genes.
The breeding process involves mating individuals carrying the specific genes associated with blue eyes, but this can increase the risk of deafness or blindness in the puppies.
Responsible breeders prioritize the overall health and well-being of the dogs, ensuring that breeding practices adhere to guidelines that promote genetic diversity and reduce the risk of hereditary health problems.
Breeders need to test for and disclose potential health issues to prospective owners.
The breeding process can be costly and difficult, with expenses including progesterone testing, artificial insemination, and c-section.
The average litter count of French Bulldogs is small, typically ranging between 3 and 7 puppies.
It's recommended to wait until the female French Bulldog is two years old and after her second heat cycle before breeding, and to not breed her in two consecutive heat seasons to allow sufficient time for recovery.
Breeding a Merle French Bulldog should only be done with a non-merle/non-cryptic Merle dog to reduce the risk of genetic diseases.
For your interest: French Bulldogs and Heat
Unique Characteristics
French Bulldogs with blue eyes are a rare and unique sight.
Their blue eyes are caused by a genetic variation that affects the production of melanin, the pigment responsible for eye color.
This variation is the result of a specific genetic mutation that is more common in French Bulldogs than in other breeds.
French Bulldogs with blue eyes are often considered to be among the most beautiful and striking of the breed.
Finding a Pet
Finding a pet that fits your unique characteristics can be a daunting task. Researching reputable breeders online is a good place to start.
Reputable breeders have positive reviews and testimonials from previous buyers. This can give you an idea of their credibility and the quality of their dogs. You can find these reviews on websites like Google or Yelp.
Verifying a breeder's credentials and experience is crucial. Ensure they adhere to ethical breeding practices and have a good track record of producing healthy dogs. Ask for references from previous buyers to gather insights into their experiences and the health of their pets.
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If possible, visit the breeder to observe the conditions in which the dogs are raised and cared for. This will give you a firsthand look at the breeder's facilities and how the dogs are treated.
Here are some key things to ask a breeder:
- What genetic testing and health screenings have been performed on the puppies and parent dogs?
- What is the return policy and health guarantee offered by the breeder or seller?
These questions will help you make an informed decision and ensure you're getting a healthy pet.
Unique Appeal and Value
Blue-eyed French Bulldogs have a unique charm that sets them apart from other breeds. Their striking blue eyes create an enchanting aesthetic that's hard to resist.
Their rarity is a significant factor in their high market value. The genetic factors leading to blue eyes are not common, making these dogs a true rarity.
Their friendly and affectionate nature makes them excellent companions. They're known for their playful demeanor and love for human interaction.
Their physical appearance is a major draw, with their blue eyes contrasting with their typically dark coat. These "windows to the soul" are captivatingly beautiful.
The blue-eyed variants are often seen as the 'jewels' of this already beloved breed. Their unique charm and rarity have made them highly sought after.
Here's an interesting read: Blue Eyed Female Dog Names
Health Concerns and Allergies
Blue-eyed French Bulldogs are at a higher risk for significant health problems. French Bulldogs with blue eyes are more prone to health issues than their brown-eyed counterparts.
Blue eyes in French Bulldogs may lead to health concerns, but it's essential to note that each individual pup has its own unique genetic makeup. This means that a blue-eyed French Bulldog can be just as healthy as any other color puppy.
Blue French Bulldogs are not more prone to allergies than any other color.
Pet Care
When it comes to caring for your French Bulldog, regular veterinary check-ups are a must to monitor eye health and address any emerging issues promptly.
Schedule regular veterinary check-ups to monitor eye health and address any emerging issues promptly.
Providing a balanced diet rich in nutrients that support eye health, including antioxidants and vitamins, is crucial for your Frenchie's overall well-being.
A balanced diet rich in nutrients that support eye health, including antioxidants and vitamins, is crucial for your Frenchie's overall well-being.
For your interest: Blue Eyed Dog Health Problems
Cleaning your dog's eyes gently but regularly to remove debris and prevent infections is a simple yet effective way to promote eye health.
Clean the dog’s eyes gently but regularly to remove debris and prevent infections.
Be aware of the risk of eye conditions like cataracts and seek early intervention to manage the condition.
Cataracts are a risk for French Bulldogs, so it's essential to be proactive in their care and prevention.
Providing eye protection, like dog goggles, when going outside in bright sunlight can help reduce light sensitivity and promote eye health.
Consider providing eye protection, like dog goggles, when going outside in bright sunlight to reduce light sensitivity.
Here are some additional eye care tips for French Bulldogs:
- Monitor for signs of vision or hearing impairment and seek professional care if noticed.
- Educate yourself on the specific health concerns associated with blue eyes to be proactive in care and prevention.
- Watch for signs of allergies that can affect eye health and seek treatment as necessary.
Possible Issues
French Bulldogs are prone to certain health issues that can affect their quality of life. Deafness is a significant concern, especially in puppies, and can be challenging to detect.
Signs of deafness may include a lack of response to noise, difficulty waking up, or excessive barking. If you suspect your dog may be experiencing hearing loss, consult with a veterinarian who can perform specific tests, such as the Brainstem Auditory Evoked Response (BAER) test.
Vision problems are another concern for dogs with the Merle gene, which can cause a dilution of pigmentation and affect the internal structures of the ear and eye. These can range from minor issues, such as increased sensitivity to light, to more serious conditions like cataracts or even blindness.
Regular check-ups with a veterinarian can help detect any vision problems early and provide appropriate treatment. French Bulldogs with blue eyes are at a higher risk of vision problems due to their specific eye structure.
French Bulldogs are also prone to brachycephalic syndrome due to their short noses, hip dysplasia, and certain skin conditions. Owners of French Bulldogs should be aware of these potential health concerns and take proactive steps to prevent and manage them.
Here are some common health issues that can affect French Bulldogs:
- Deafness
- Vision problems (e.g., increased sensitivity to light, cataracts, blindness)
- Brachycephalic syndrome
- Hip dysplasia
- Certain skin conditions
It's essential to schedule regular veterinary check-ups to monitor eye health and address any emerging issues promptly. Providing a balanced diet rich in nutrients that support eye health, cleaning the dog's eyes gently but regularly, and avoiding direct bright light exposure can also help prevent and manage these health issues.
Are You Prone to Allergies?

The good news is that genetics play a significant role in determining whether you'll be prone to allergies. This means that individual genetic makeup can affect your likelihood of developing allergies.
Blue French Bulldogs, for example, are not more prone to allergies than any other color. Each puppy, regardless of color, carries its own unique genetic makeup.
Some people may experience allergies due to their individual genetic predisposition, but others may not develop allergies at all.
If this caught your attention, see: Dog Food for French Bulldogs with Allergies
Appearance and Coat Color
French Bulldogs with blue eyes have a striking appearance, with eye colors ranging from icy blue to a deeper, grayish-blue shade.
The likelihood of having blue eyes in a French Bulldog is closely tied to their coat color and pattern. Merle, dilute, and piebald coats are all associated with a higher likelihood of blue eyes.
French Bulldogs with merle coats, characterized by a mottled mix of lighter and darker patches, are particularly prone to blue eyes. The Merle gene can result in one or both eyes being blue.
Dilute coat colors, such as "blue" (a diluted black) or "lilac" (a diluted combination of chocolate and blue), can also lead to blue eyes. These dogs might be born with blue eyes that persist or change as they mature.
Piebald coats, which feature large white patches alongside other colors, or predominantly white coats, are more likely to have blue eyes.
You can find blue-eyed French Bulldogs with a variety of coat colors, including white, black, grey, fawn, and blue.
Here are some specific coat colors associated with blue eyes in French Bulldogs:
- White French Bulldog with blue eyes
- Black French Bulldog with blue eyes
- Grey French Bulldog with blue eyes
- Fawn French Bulldog with blue eyes
- Blue French Bulldog with blue eyes
Sources
- https://www.emotionalpetsupport.com/how-do-french-bulldogs-get-blue-eyes/
- https://pudgybulls.com/can-french-bulldogs-have-blue-eyes/
- https://www.caninebible.com/french-bulldogs-with-blue-eyes-guide/
- https://littlefrenchdog.com/can-french-bulldogs-have-blue-eyes/
- https://frenchbulldogtexas.com/the-truth-about-blue-french-bulldogs/
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