The Boston Terrier is a breed of dog originating in the United States of America. The American Kennel Club ranked the Boston Terrier as the 21st most popular breed in 2019. The Boston terrier breed originated around 1875, when Robert C. Hooper of Boston purchased from Edward Burnett a dog named Judge (known later as Hooper's Judge), which was of a bull and terrier type lineage. Hooper's Judge is directly related to the original bull and terrier breeds of the 19th and early 20th centuries. Hooper's Judge is directly related to the original bull and terrier breeds of the 19th and early 20th centuries. The American Kennel Club cites Hooper's Judge as the ancestor of all true modern Boston Terriers. In the early years, the color and markings were not very important.