The Celtics won the NBA championship 18 times in history (1957, 1959~1966, 1968~1969, 1974, 1976, 1981,

The Celtics have won the NBA championship 18 times in history (1957, 1959~1966, 1968~1969, 1974, 1976, 1981, 1984, 1986, 2008, 2024), and is the NBA team with the most championships. In the knockout matchup with top rivals Los Angeles Lakers, they achieved a 9-3 record.

In 1957~1969, under the operation of "Cardinal" Auerbach, the Celtics were shining brightly, cultivating many stars such as "Lord of the Rings" Bill Russell, "Point Guard" Bob Cousy, and won 11 championships, including an unprecedented eight consecutive championships.

In the 70s, John Havlicek, Dave Cowens, and Joe Joe White led the team to two championships.

In the 80s, Larry Bird, McHale and Robert Parrish led the team to three championships.

In 2008, Paul Pearce, Kevin Garnett and Ray Allen led the team to win the championship.

In 2024, Jayson Tatum and Jaylen Brown will lead the team to win the championship.