Three
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∙ 2012-08-31 15:19:2017 championships
4 championships.
The Celtics have won 17 NBA championships.....
17 Championships.
Celtics-17 championships Lakers-16 championships
Seventeen.
The Boston Celtics have won 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.
17 championships
The Celtics won three championships during the 1980s -- in 1980-81, 1983-84 and 1985-86.
The Boston Celtics currently have 17 NBA Championships
1 with the Boston celtics