Team Logo. The Boston Celtics are a team in the National Basketball Association. They compete in the Eastern Conference (NBA). They get their name from the city's Irish-American population. Retrieved from "https://prosportsteams.fandom.com/wiki/Boston_Celtics?oldid=16401" Categories: National Basketball Association teams Eastern Conference (NBA) teams Teams in Massachusetts Teams in Boston Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.