4 championships.
17 championships.
The Boston Celtics have won 17 NBA championships.
The Boston Celtics
They have one 17 championships and they are going to win tonight(:
Eight. The Celtics won the NBA championship each season from 1958-59 through 1965-66.
The Celtics. The Lakers will be tied with the Celtics if they win this year (17 championships)
The Boston Celtics did win the 1981 Championship. They defeated the Houston Rockets four games to two. Cedric Maxwell won the MVP for the series.
17 championships, 20 conference titles, 27 division titles. The Celtics also holds the NBA record of players that have been enshrined into the Basketball Hall of fame,33.
The Celtics won three championships during the 1980s -- in 1980-81, 1983-84 and 1985-86.
Bill Russell won 11 championship rings, all of which were with the Boston Celtics
Yes, they defeated the Boston Celtics in seven games.