The smallest dog is the Chihuahua. Chihuahuas are typically between 6″ and 9″ tall and weigh between 3lbs-6lbs.
A Chihuahua called Millie, who was less than 4 inches tall was the smallest dog ever recorded.
Other tiny dog breeds include:
- Miniature dachshunds (5”-6” tall, weighing up to 11lbs)
- Toy Poodles (less than 10”tall, weighing 6lbs-9lbs)
- Yorkshire Terriers (8”-9” tall, weighing 4-7lbs)