The Celtics have won 17 NBA championships.....
Celtics-17 championships Lakers-16 championships
The Los Angeles Lakers, 16 NBA Championships. Celtics have the most, 17 NBA Championships.
Boston Celtics have won 17 NBA championships, the most of any NBA team. They won a record eight consecutive championships from 1959-1966.
3 NBA Championships (1981, 1984, 1986)
The Celtics have played in 21 NBA Finals, and won 17 NBA Championships.
Boston Celtics with 17 NBA championships.
The Boston Celtics currently have 17 NBA Championships
The Celtics have won 17 NBA championships, more than any other team.