The 2007-2008 season, defeating the Los Angeles Lakers, 4-2 in that series. It was Boston's 17th world championship.
the coach of the boston celtics last time they had a championship is Doc Rivers
The Celtics last championship came in the 1985-1986 season. answer actually the celtics last won during the 2007-2008 season winning their 17th championchip
The Bruins last won the Stanley Cup in 1972.
1986 - they defeated the Boston Red Sox
in the 2007-2008 season