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Today in Celtics history: Team founded, 1976 championship celebrated

Yahoo Sports • 1 min read • Latest: Jun 6, 2026, 10:00 AM

Last updated Jun 6, 2026

Today in Celtics history: Team founded, 1976 championship celebrated

Summary

On June 6, the Boston Celtics commemorate significant milestones in their history. The team was part of the founding of the Basketball Association of America, which later evolved into the NBA. Today also marks the anniversary of their 13th NBA championship, achieved in 1976. The Celtics secured the title with an 87-80 victory over the Phoenix Suns in Game 6 of the Finals, following a legendary triple-overtime game. Key contributions came from players Charlie Scott, Dave Cowens, and Jo Jo White. Fans and analysts reflect on these historic achievements.

Source Links

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By the Numbers

•Celtics joined 10 franchises to establish the BAA on this day.
•The Celtics won their 13th championship in 1976 against the Suns.
•Game 6 featured key performances from Scott, Cowens, and White.
•The BAA later merged with the NBL to create the NBA.
•Historic final score of 87-80 secured Boston's title.

Latest Updates

10:00 AMYahoo Sports — Today in Boston Celtics history: Team, NBA founded; Win 1976 championship, their 13th

What they're saying

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Today in Boston Celtics history, the Celtics linked up with ten other franchises to establish the Basketball Association of America (BAA).
— Yahoo Sports

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