The Top 12 Most Unlikable Dog Breeds

These Dogs Are Known for Being Difficult—But There’s More to the Story.

Every dog deserves love, but let’s be honest—some breeds come with reputations that are hard to ignore. Whether it’s due to stubbornness, aggression, or simply being high-maintenance, certain dogs are seen as more challenging than others. The truth is, no dog is inherently bad, but some breeds require a lot more patience, training, and understanding to thrive. That said, these breeds have often been labeled as “unlikable” because of their unique quirks and behaviors that can make life tough for even experienced owners.

Before you write them off, though, it’s worth knowing the real reasons behind their reputations—because sometimes, what makes them difficult also makes them incredibly rewarding companions. Understanding their true nature can help break down unfair stereotypes and reveal the loyal, loving companions hidden behind those tough exteriors. With the right approach, even the most misunderstood breeds can become lifelong friends.

1. Chihuahuas often get a bad rap.

Chihuahuas might be tiny, but their personalities are anything but small. According to TheTopTens, these little dogs can be surprisingly aggressive, especially if they aren’t trained properly from a young age. Their size can lead people to underestimate their need for socialization and structure, which can result in skittish or snappy behavior.

While they’re fiercely loyal to their owners, that loyalty can sometimes turn into possessiveness. They often don’t respond well to strangers, and their tendency to bark at anything unfamiliar can become exhausting for some owners. With proper training and early socialization, though, Chihuahuas can become loving, confident pets who bring a lot of joy to those willing to understand their spirited nature.

2. Chow Chows are known for their aloofness.

At first glance, Chow Chows look like giant teddy bears, but their temperament tells a very different story. As noted by TheTopTens, this breed is often seen as distant and standoffish. They are known for being fiercely independent and can be aggressive if not properly trained and socialized.

Their grooming needs are also extensive, and many Chow Chows dislike being handled during grooming sessions. This can make regular coat maintenance a challenge, especially for inexperienced owners. While they can be incredibly loyal to their family, their reserved demeanor and potential for aggression make them a breed better suited for experienced dog owners who can manage their strong-willed nature.

3. Presa Canarios require firm handling.

The Presa Canario is a powerful, muscular breed originally bred for guarding livestock. According to TheTopTens, they can be friendly and loyal with the right training, but their natural guarding instincts can lead to aggressive tendencies if not handled correctly. Their size and strength alone mean they require an experienced, confident owner.

Without proper training and early socialization, they can become territorial and difficult to control. These dogs thrive with consistent leadership and a clear understanding of boundaries. For those willing to put in the effort, the Presa Canario can be a fiercely loyal protector and a loving companion—but they’re definitely not a breed for beginners.

4. Bull Terriers are notorious for being stubborn.

Bull Terriers might have a distinctive, playful appearance, but don’t let that fool you—they’re known for their stubborn streak. As highlighted by TheTopTens, this breed is considered one of the more challenging dogs to train due to their independent and strong-willed nature. They often require a firm but gentle hand to ensure they stay on the right track.

Their high energy levels mean they need plenty of exercise and mental stimulation. Without it, Bull Terriers can become destructive out of boredom. However, with the right approach, they can be loving, playful companions who are incredibly loyal to their owners. Their unique personalities require patience and understanding, but for those who take the time, they can be rewarding pets.

5. Shiba Inus can be fiercely independent.

Shiba Inus might be small and adorable, but they come with a reputation for being incredibly stubborn. These dogs are known for their independent streak, often acting more like a cat than a typical dog. They tend to do things on their own terms and can be difficult to train for those unfamiliar with their temperament.

Their high energy levels mean they need plenty of exercise and mental engagement to stay balanced. Without proper stimulation, they can become destructive or overly vocal. While they can form strong bonds with their families, they often aren’t affectionate in the traditional sense and may prefer their own space. For patient owners who respect their need for independence, Shibas can be loyal and entertaining companions.

6. Shih Tzus have unpredictable temperaments.

Despite their reputation as adorable lapdogs, Shih Tzus can have surprisingly unpredictable temperaments. While some individuals are sweet and affectionate, others can be snappy, especially if they aren’t properly socialized from an early age. Their independent nature can make them stubborn and challenging to train.

They also require regular grooming to maintain their long, flowing coats, which can be a chore for those not prepared for the commitment. Without consistent training and socialization, Shih Tzus can develop behavioral issues such as aggression or excessive barking. However, when given proper attention and care, they can become affectionate, loving companions who enjoy spending time with their families.

7. Boxers can be overly energetic.

They might be known for their playful, goofy personalities, but the Boxer’s boundless energy can be overwhelming for some owners. Their high energy levels mean they need plenty of physical and mental stimulation, and without it, they can become destructive or overly excitable. They often don’t realize their own size, leading to accidental bumps or injuries in the home.

Despite their sometimes chaotic nature, Boxers are known for their loyalty and affection toward their families. They thrive in active households where they can get plenty of exercise and attention. Training and early socialization are key to managing their exuberance and helping them develop into well-behaved companions. For owners who can keep up with their energy, Boxers can be incredibly rewarding pets.

8. Komondors require extensive grooming.

The Komondor’s signature corded coat might be eye-catching, but it comes with significant grooming demands. This breed requires regular care to prevent matting and keep their unique coat healthy, which can be overwhelming for first-time dog owners. Their grooming needs alone make them a high-maintenance breed.

Beyond their appearance, Komondors are naturally protective and can be wary of strangers. This makes early socialization and training essential to ensure they don’t become overly territorial. Their size and guarding instincts require experienced handlers who understand how to manage their protective behavior. When raised in a supportive environment, Komondors can be loyal and loving guardians for their families.

9. American Bulldogs can be intimidating.

These dogs are powerful, and muscular dogs. The American Bulldogs can be intimidating simply due to their size. Without proper training and early socialization, they may display territorial or aggressive tendencies. These dogs need a firm, consistent hand from an experienced owner who understands their need for structure and discipline.

Despite their tough appearance, American Bulldogs can be affectionate and loving with their families. They thrive on companionship and enjoy being part of the household routine. Regular exercise and mental stimulation are essential for their well-being. With the right environment, they can be gentle giants who are protective and fiercely loyal to those they love.

10. Yorkshire Terriers can display aggressive tendencies.

Yorkshire Terriers may be small and cute, but they can develop aggressive behaviors if not properly socialized from a young age. They tend to be territorial and may become snappy, especially around strangers or young children. Their bold personalities often make them seem unaware of their tiny size.

These little dogs also require consistent training to prevent problem behaviors such as excessive barking or possessiveness. However, with proper care and early socialization, Yorkies can be affectionate and loyal companions. Their lively energy and spunky attitude make them fun pets for owners who can handle their strong-willed nature.

11. Dachshunds can be stubborn and aggressive.

Known for their playful personalities, the dachshund also has a reputation for being stubborn and difficult to train. They can be wary of strangers and may develop aggressive tendencies if not socialized early in life. Their hunting background gives them a strong prey drive, making them prone to chasing smaller animals.

Despite their stubborn streak, Dachshunds are loyal and affectionate with their families. They thrive in environments where they receive consistent training and mental stimulation. With proper care, these small dogs can make loving and entertaining companions for those who appreciate their spirited nature.

12. English Bulldogs often struggle with health issues.

English Bulldogs are beloved for their wrinkly faces and stocky builds, but their popularity comes with some serious drawbacks. Breeding practices focused on their distinct appearance have led to numerous health issues, including breathing problems, joint issues, and skin infections. These health challenges can contribute to behavioral problems, such as irritability or lethargy.

Despite these issues, Bulldogs can be incredibly affectionate and gentle with their families. They are known for their laid-back personalities and strong loyalty. However, potential owners need to be prepared for the financial and emotional commitment of managing their health concerns. With proper care and attention, English Bulldogs can be loving and devoted companions.