Dogs That Grow the Most From Puppy to Adult

Great Dane

The Great Dane is the tallest dog breed in the world, and they also grow the most. They can grow up to 3 feet tall and weigh up to 200 pounds.

Irish Wolfhound

The Irish Wolfhound is another giant breed that grows a lot. They can grow up to 3 feet tall and weigh up to 180 pounds.

Mastiff

The Mastiff is a large breed that is known for its strength and power. They can grow up to 28 inches tall and weigh up to 200 pounds.

Saint Bernard

The Saint Bernard is a gentle giant that is known for its rescue work. They can grow up to 30 inches tall and weigh up to 200 pounds.

Newfoundland

The Newfoundland is a large breed that is known for its gentle nature and its strength. They can grow up to 28 inches tall and weigh up to 150 pounds.

Leonberger

The Leonberger is a large breed that is known for its resemblance to a lion. They can grow up to 27 inches tall and weigh up to 170 pounds.

Doberman Pinscher

The Doberman Pinscher is a large breed that is known for its intelligence and its loyalty. They can grow up to 28 inches tall and weigh up to 100 pounds.

Lagotto Romagnolo: The Truffle Dog