Despite Massachusetts having the lowest rate of dog owners in the country, our furry friends are definitely still loved by its residents. Labrador Retrievers are the most popular dog breed in Massachusetts, followed by Golden Retrievers and the Boston Terrier. Dog owners know that each pup has its own individual personality and no two are the same. With the help of the database of dog licenses in Massachusetts, U.S. News and World Reports compiled a list of the most popular dog names in the state last year. What are the Most Popular Dogs Names in Massachusetts?