the coach of the boston celtics last time they had a championship is Doc Rivers
The Boston Celtics have won 17 NBA championships.
The Boston Celtics have won 17 NBA titles.
The Celtics won their championship in Game 6 at the TD Banknorth Garden.
The Boston Celtics
The Lakers' first NBA title win over the Boston Celtics occurred in 1985. They beat the Celtics again in 1987 and 2010.
The Celtics won in the year 1957.