== == == == The Los Angeles (originally Minneapolis)Lakers have played in the most NBA Finals, with 30, winning 15 and losing 15, since the first was held at the end of the 1946-1947 season. As the Minnesota Lakers, their record was 5 wins and 1 loss; as the LA Lakers, their record is 10 wins and 14 losses. The LA Lakers are the current NBA Champions, having won the 2008-2009 season NBA Finals. The Boston Celtics have the second largest number of NBA Finals played, with 20, but with 17 wins, they have won the most NBA Finals.
The Boston Celtics have won the most NBA Finals and thus the most NBA championships with 17.
No team has ever pulled off this feat in the NBA finals