2009–10 Boston Celtics season for the twenty-first time in franchise history. The Celtics made it back to the NBA Finals after a one-year hiatus and played against the defending NBA champion and their rival, the Los Angeles Lakers. In a rematch of the 2008 NBA Finals, in which the Celtics defeated the Lakers in six games to capture their seventeenth championship, the Celtics were defeated this time by the Lakers in seven games. 2009–10 Boston Celtics season The 2009–10 Boston Celtics season was the 64th season of the Boston Celtics in the National Basketball Association (NBA). The Celtics finished with a record of 50–32,
History of the Boston Celtics The Celtics won two more titles in the 1970s under coach Tom Heinsohn, and three more in the 1980s under the leadership of forward Larry Bird. After a 22-year drought, the Celtics got their latest title in 2008. The Celtics were formed in 1946 as a team in the Basketball Association of America, and became part of the National Basketball Association after the merger of the BAA and the National Basketball League to form the NBA in the fall of 1949. In 1950, the Celtics became the first franchise to draft an African American player, signing Chuck Cooper. The Celtics