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The 20 smallest dog breeds in the world: ranked by size from smallest to largest

The 20 smallest dog breeds in the world: ranked by size from smallest to largest

2026-01-16 03:59:19 · · #1

When choosing a pet dog, many people prefer small but unique breeds. Small dogs, with their charming appearance and distinctive personalities, are ideal choices for many families. Whether for apartment living, travel, or simply wanting to be cuddled and pampered, the smallest dogs can adapt perfectly. Today, we'll introduce the 20 smallest dog breeds in the world, see which breeds rank high on this list, and learn about their height, weight, and personality traits. For those who love small dogs, this article will help you better understand which breed is best for you!

1. Chihuahua - The world's smallest dog

Height : 3.8 inches (approximately 9.6 cm)
Weight : 1 pound (approximately 0.45 kg)
Country of origin : Mexico
World Record : Guinness World Record for Smallest Dog

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Chihuahuas are undoubtedly the world's smallest dogs. The world record holder, Miracle Milly, was a Chihuahua from Puerto Rico who stood only 3.8 inches (9.6 cm) tall and weighed approximately 1 pound (0.45 kg). Although this dog passed away in 2020, her world record remains unbroken. Typically, Chihuahuas stand between 5 and 8 inches (12.7-20.3 cm) tall and weigh approximately 4-6 pounds (1.8-2.7 kg). They are known for their courage and loyalty, and despite their small size, their bravery and temperament often surprise people.

2. Long-haired Chihuahua

Height : 5-8 inches (approximately 12.7-20.3 cm)
Weight : 4-6 pounds (approximately 1.8-2.7 kg)
Country of origin : Mexico

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Long-haired Chihuahuas are one of the most common Chihuahua breeds. Their coats are fuller and more luxurious than those of short-haired Chihuahuas, and they typically require regular trimming and grooming. In terms of temperament, these dogs are lively, intelligent, and enjoy interacting with people. Although small in size, they are very confident and highly dependent on family members.

3. Maltese

Height : 7-9 inches (approximately 17.8-22.9 cm)
Weight : 4-7 pounds (approximately 1.8-3.2 kg)
Country of origin : Malta

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The Maltese is a small breed of dog, widely loved for its long white coat and charming appearance. They are very friendly and gentle, enjoy close contact with humans, and are especially suitable as family pets. Although small in size, Maltese dogs are energetic and very intelligent, making them ideal for those who prefer lively pets.

4. Yorkshire Terrier

Height : 7-8 inches (approximately 17.8-20.3 cm)
Weight : 7 pounds (approximately 3.2 kilograms)
Country of origin : United Kingdom

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Yorkshire Terriers, with their silky long coat and refined appearance, are a top choice for many pet owners. They are very brave and alert, often displaying a small-dog's presence beyond their size. Although not large in stature, Yorkshire Terriers are very energetic, playful, and especially suitable for activities with family members.

5. Russian Toy Dog

Height : 8-11 inches (approximately 20.3-27.9 cm)
Weight : 3-6.5 lbs (approximately 1.4-2.9 kg)
Country of origin : Russia

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The Russian Toy Dog is a very small and energetic puppy. They come in both short-haired and long-haired varieties, and are known for their lively and curious nature. Despite their small size, they are not afraid of strangers and are usually very affectionate towards their owners. They are well-suited for indoor living and make loyal family pets.

6. Papillon

Height : 8-11 inches (approximately 20.3-27.9 cm)
Weight : 5-10 lbs (approximately 2.3-4.5 kg)
Country of origin : France

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Papillons are known for their large, fluffy ears, giving them a unique and adorable appearance. They are very intelligent, active, and relatively easy to train. Papillons are excellent family dogs; they are generally very friendly and enjoy playing with children and other pets.

7. Pomeranian

Height : 6-7 inches (approximately 15.2-17.8 cm)
Weight : 3-7 pounds (approximately 1.4-3.2 kilograms)
Country of origin : Germany/Poland

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Pomeranians are known for their small size and fluffy coat. Although they are very small, they are very individualistic and confident. Pomeranians are very intelligent and can be easily trained to perform various commands. They are very active and suitable for families that enjoy exercise, but they also require regular grooming and hair care.

8. Brussels Griffon

Height : 7-10 inches (approximately 17.8-25.4 cm)
Weight : 8-12 pounds (approximately 3.6-5.4 kg)
Country of origin : Belgium

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The Brussels Griffon is a very distinctive-looking dog with an attractive face and large eyes. They are friendly and intelligent, often becoming good friends to children. Despite their small size, their intelligence and courage often give them a commanding presence.

9. Affenpinscher

Height : 9-11.5 inches (approximately 22.9-29.2 cm)
Weight : 7-10 lbs (approximately 3.2-4.5 kg)
Country of origin : Germany

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The monkey-headed dog is often called a "monkey dog" because its facial features resemble those of a monkey. They are brave, intelligent, and energetic. Although small in size, they are very confident and active. They are suitable for families who like lively and small pets, but can be a bit stubborn during training.

10. Miniature Schnauzer

Height : 12-14 inches (approximately 30.5-35.6 cm)
Weight : 11-20 pounds (approximately 5-9 kilograms)
Country of origin : Germany

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Miniature Schnauzers are a small variant of the Schnauzer. While not the smallest among small dogs, they are still a relatively small breed. They are outgoing, alert, and excellent guard dogs. Miniature Schnauzers have distinctive whiskers and eyebrows, often leaving a lasting impression.

11. Toy Fox Terrier

Height : 8.5-11.5 inches (approximately 21.6-29.2 cm)
Weight : 3.5-7 lbs (approximately 1.6-3.2 kg)
Country of origin : USA

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The Toy Fox Terrier is a small and lively breed. They are very intelligent and alert, making them suitable for training and participation in various canine activities. Despite their small size, they are bold and energetic, making them ideal for families who enjoy active, interactive, and sporty environments.

12. Japanese Chin

Height : 8-11 inches (approximately 20.3-27.9 cm)
Weight : 7-11 pounds (approximately 3.2-5 kg)
Country of origin : China/Japan

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The Japanese Lion Dog is an elegant, gentle small dog, often kept as a pet by the aristocracy. They are very affectionate and docile, yet also quite independent. They are highly adaptable and well-suited for apartment living.

13. Miniature Poodle

Height : 10-15 inches (approximately 25.4-38.1 cm)
Weight : 10-15 pounds (approximately 4.5-6.8 kg)
Country of origin : Germany/France

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Miniature Poodles are an intelligent, lively breed that makes an excellent companion dog. While not the smallest, they are still considered a small breed. They are very intelligent, easy to train, and highly sociable, making them suitable for interacting with family members.

14. Chinese Crested Dog

Height: 8-12 inches (20.3-30.5 cm)

Weight: 8-13 lbs (3.6-5.9 kg)

Country of origin: China

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The Chinese Crested Dog is a distinctive breed, known for its hairless body and feathered tail. There are two types: the hairless variety and the powder-puff variety, which has a full coat. Chinese Crested Dogs are affectionate, lively, and make excellent companions. They are also known for being hypoallergenic, making them ideal for people with allergies.

15. Bichon Frise

Height : 9-12 inches (approximately 22.9-30.5 cm)
Weight : 7-12 pounds (approximately 3.2-5.4 kg)
Country of origin : France/Belgium

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The Bichon Frise is a small dog breed that is very suitable for families, especially for people who love companionship. Their soft coat doesn't shed much, making them suitable for families with allergies. Bichon Frises are very friendly and love being around people, making them excellent companions for other pets and children.

16. English Cambridge Spaniel

Height : 9-10 inches (approximately 22.9-25.4 cm)
Weight : 8-14 pounds (approximately 3.6-6.4 kg)
Country of origin : United Kingdom

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The Cambridgeshire Terrier is a gentle, elegant small dog with a very appealing appearance. They are mild-mannered, affectionate, and well-suited for family life. Although small in size, they may sometimes need some time to adjust to new environments or changes. Cambridgeshire Terriers generally do not require a lot of exercise and are well-suited to living in apartments or small spaces.

17. Havanese, Bichon Frise

Height: 8-12 inches (20.3-30.5 cm)

Weight: 7-13 lbs (3.2-5.9 kg)

Country of origin : Cuba

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The Havana Rat is a robust, small dog. They are lively, affectionate, and sociable. Their long, silky coat requires regular brushing but typically sheds very little. With their friendly and adaptable nature, Havana Rat are an excellent choice for family life.

18. Miniature Rottweiler

Height : 8-10 inches (approximately 20.3-25.4 cm)
Weight : 10-15 lbs (approximately 4.5-6.8 kg)
Country of origin : Germany

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The Miniature Rottweiler is a smaller variant of the Rottweiler. Although smaller in size, it still inherits the Rottweiler's strong physique and tenacious character. They are very intelligent, loyal, and highly alert. They are suitable for protective families, but also require proper training and socialization.

19. Miniature Doberman Pinscher

Height : 10-12 inches (approximately 25.4-30.5 cm)
Weight : 8-12 pounds (approximately 3.6-5.4 kg)
Country of origin : Germany

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The Miniature Pinscher is a smaller variant of the Doberman Pinscher. Although smaller than the standard Doberman, it retains the alertness, intelligence, and courage characteristic of the breed. Miniature Pinschers are excellent family pets, especially for active families. They require plenty of exercise and mental stimulation and are relatively easy to train.

20. Cairn Terrier, a terrier breed from the Scottish Highlands.

Height: 9-10 inches (22.9-25.4 cm)

Weight: 13-14 lbs (5.9-6.4 kg)

Origin: Scottish Highlands and Isle of Skye

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The Cairn Terrier is a bold and energetic small dog. Intelligent, lively, and confident, they are a great choice for owners who want a small dog with a distinctive personality. Although slightly larger than some other breeds, Cairn Terriers remain compact and easy to manage.


summary

As the rankings above show, most of the world's smallest dog breeds are well-suited for apartment living or close relationships with family members. Despite their small size, they possess diverse personalities; some are brave and intelligent, while others are gentle and affectionate. Each small dog breed has its own unique charm, appealing to people with different lifestyles. When choosing the most suitable small dog for you, you can consider its personality traits, care needs, and family environment.

If you're looking for a small, adorable, and unique dog, these smallest breeds are undoubtedly an excellent choice. Their appearance, personality, and way of interacting with people will make them irresistible.

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