The 1962 NBA World Championship Series was the championship round of the 1962 NBA Playoffs, which concluded the National Basketball Association (NBA)'s 1961–62 season. The best-of-seven series was played between the Western Division champion Los Angeles Lakers and Eastern Division champion Boston Celtics. This was the Celtics' sixth straight trip to the Finals, and they won the best-of-seven series in Game 7, 110–107 in overtime. It was the second time in NBA history and the most recent Finals in which the series was decided by overtime in Game 7. The only other Finals series decided in overtime in the seventh game was the 1957 Finals.