about 10 or something like that.
Twice The real and true answer is the Boston red sox of Boston Massachusetts usa have won the world series(championship) 5 times >+> so five times is ur answer
The Los Angeles Lakers and the Boston Celtics have met in the NBA finals a total of 11 times. Boston has won 9 of the 11 meetings
5 times on the same team never traded 2 of them were by beaten the boston celtics at the finals
The Celtics have won the Championship 17 times...
The Los Angeles Lakers have beaten the Boston Celtics three times in the NBA Finals: in 1985, 1987 and 2010.
The Boston Celtics have won 17 NBA championships.
The Boston Celtics have won 17 NBA titles.
As of the end of the 2009-2010 NBA season, the Bolton Celtics have won 17 championships.