Dogs come in all shapes, sizes, and colors—but one of the most unique and rare features you might spot is a blue or purplish tongue. While the Chow Chow is the most well-known for this trait, it’s not the only one! Some breeds naturally have blue or partially pigmented tongues due to genetics, and it’s completely normal.
Here are 10 dog breeds known for having blue or blue-spotted tongues:
1. Chow Chow
The original blue-tongued dog, the Chow Chow is the poster pup for this rare trait.
- Origin: China
- Why the tongue is blue: Genetic pigmentation
- Fun fact: Chow Chows are born with pink tongues that darken to blue by 8–10 weeks.
2. Chinese Shar-Pei
Like the Chow Chow, the Shar-Pei also hails from China and has the same unique blue-black tongue.
- Appearance: Wrinkly face, sandpapery coat
- Temperament: Loyal, independent, calm
- Fun fact: The Shar-Pei and Chow Chow are the only breeds officially recognized for blue tongues.
3. Eurasier
This rare and elegant breed is a mix of Chow Chow, Wolf Spitz, and Samoyed, which explains the blue or spotted tongue.
- Origin: Germany
- Temperament: Gentle, social, family-friendly
- Tongue color: May be blue, pink, or spotted
4. Thai Ridgeback
A rare and ancient breed, the Thai Ridgeback also carries the blue tongue gene.
- Appearance: Muscular with a distinctive back ridge
- Temperament: Alert, strong-willed, protective
- Tongue trait: Fully blue or spotted tongues are common
5. Tibetan Mastiff
Some Tibetan Mastiffs may have partial blue-black tongue pigmentation.
- Origin: Tibet
- Temperament: Protective, powerful, independent
- Tongue feature: Not all have it, but blue spots or full blue tongues are seen occasionally
6. Akita
While the Akita is better known for its loyalty, some individuals may display blue or spotted tongues.
- Origin: Japan
- Temperament: Brave, loyal, strong-willed
- Tongue: Blue spots are typically rare but possible
7. Keeshond
This cheerful and fluffy dog sometimes shows dark pigmentation on the tongue.
- Origin: Netherlands
- Temperament: Playful, affectionate, alert
- Fun fact: Their tongues are usually pink but may have dark blue spots
8. Pomeranian
Yes—even small pups like the Pomeranian can show blue-black spots on their tongues.
- Size: Toy breed
- Temperament: Energetic, smart, bold
- Note: If your Pom has a blue spot, it’s likely inherited and not a health concern
9. Labrador Retriever
Though not common, some Labradors can have blue or dark spots on their tongues due to extra pigmentation.
- Origin: Canada
- Temperament: Friendly, trainable, loyal
- Tongue: Typically pink but sometimes spotted
10. Golden Retriever
Golden Retrievers generally have pink tongues, but blue or black spots can appear without it being an issue.
- Temperament: Gentle, outgoing, loving
- Tongue trait: Spots are usually just pigment and don’t affect health
What Causes a Blue Tongue in Dogs?
Blue or black tongues are usually caused by extra pigmentation, much like birthmarks or freckles in humans. If your dog has had blue spots since birth or early puppyhood, it’s most likely genetic and harmless.
However, if a blue or purple tint appears suddenly, it could signal health issues such as:
- Cyanosis (low oxygen)
- Poor circulation
- Respiratory or heart problems
In those cases, see a vet immediately.
Final Thoughts
While Chow Chows and Shar-Peis are the best-known blue-tongued breeds, many other dogs can also show this unique feature. It’s usually nothing to worry about and just adds to your pup’s charm!
Have a dog with a blue tongue or curious spots?
Share a photo or ask me for help identifying the breed or cause!