The Boston Celtics have won the most NBA Finals and thus the most NBA championships with 17.
The Seattle SuperSonics won the 1978-1979 NBA finals.
The team that won the Scottish League Cup finals of 2012 was Kilmarnock.
Miami Heat won.
The Philadelphia Warriors
Two 2012 and 2013
The Detroit Pistons won the 1989 NBA Finals.
In 1920 there were no NBA Finals. The NBA Finals officially started in 1947.