List of dog breeds that begin with the letter ‘A’ has been mentioned here. If you are specifically looking for world’s dog breeds that start with the letter ‘A’ then here goes the list with pictures:

Abruzzenhund

Breed Name – Livestock guardian
Origin- Itly
Size-large siz
Lifespan- 11-13 years

Affenpinscher

Breed Name – Terrier
Origin- Germany
Size-Small
Lifespan-12-14 years

Afghan Hound

Breed Name – Hound
Origin- Afghanistan
Size-Medium-Large
Lifespan-.13-15 years

Argentine Dogo

Breed Name – Hound
Origin- Argentina
Size-Large
Lifespan-10-12 years

Airedale Terrier

Breed Name – Terrier
Origin- United Kingdom
Size-Medium-Large
Lifespan-13-15 years

Alaskan Malamute

Breed Name – Canis lupus
Origin- United States of America
Size-Large
Lifespan-9-11 years

American English Coonhound

Breed Name – Hound
Origin- United States of America
Size-Medium
Lifespan-11-12 years

Aussie Flat

Breed Name – Toy
Origin- Australia
Size-Medium
Lifespan-12-15 years

Auss-Tzu

Breed Name – Herding
Origin- Australia
Size- Medium
Lifespan-12-15 years

Australian Cattle 

Breed Name – Herding
Origin- Australia
Size-Small
Lifespan-12-15 years

Austrian Shorthaired Pinscher

Breed Name – Terrier
Origin- Austria
Size-Medium
Lifespan-12 -14 years

Azawakh

Breed Name – Hounds
Origin- Mali
Size-Small
Lifespan-12 to 15 years