1975–76 Boston Celtics season franchise history. The Celtics had a first round bye. (1) Boston Celtics vs. (5) Buffalo Braves: "Celtics win series 4–2" (1) Boston Celtics vs. (2) Cleveland Cavaliers: "Celtics win series 4–2" (E1) Boston Celtics vs. (W3) Phoenix Suns: "Celtics win series 4–2" 1975–76 Boston Celtics season The 1975–76 Boston Celtics season was their 30th in the National Basketball Association (NBA) and concluded with their 13th championship, defeating the Phoenix Suns in six games in the 1976 NBA Finals. The Celtics lost Don Chaney to the American Basketball Association before the 1975–76 season. To fill the gap in the backcourt they
Original Celtics of owner Jim Furry for embezzling $190,000 from a New York business. Then, in early October, just a month before the ABL season was to get underway, the Celtics bolted to the newly organized National Basketball League. The new league operated solely in and around the metropolitan New York City, but despite its geographical limitations was stocked with some of the best players in the country. After pulling off a coup by signing the Original Celtics, the NBL brashly raided ABL rosters for additional players. The Brooklyn Arcadians were particularly hard hit, losing stars Red Conaty and Rody Cooney, while