
Few have coached the Boston Celtics, and even fewer have won Coach of the Year with the storied franchise.
The Celtics have had 19 head coaches since their founding in 1946, including Joe Mazzulla. He's now in even rarer company after winning Coach of the Year on Tuesday night.
Mazzulla is now the fourth coach in Celtics history to win COTY. The others are Basketball Hall of Famers Red Auerbach (1964-65), Tom Heinsohn (1972-73) and Bill Fitch (1979-80).
Mazzulla may not care about this fact. He seemed to be channeling the cigar-smoking Auerbach when discussing how little he cared about the award in March.
The 2025-26 NBA Coach of the Year is… Joe Mazzulla! pic.twitter.com/Oesf3tNCfh
— NBA (@NBA) May 26, 2026
"I think it's a stupid award," he said. "They shouldn't have it. It's more about the players. It's more about the work the staff puts in. It's that simple, and I don't ever want to be asked or talk about it again."
Mazzulla, however, didn't have one of his best players for most of the season. Star forward Jayson Tatum didn't play until March 6 because of a right Achilles tear he suffered in the second round of the 2025 NBA Playoffs against the New York Knicks.
Without Tatum, Boston was expected to backslide this season. Law Murray of The Athletic ranked the Celtics No. 26 in his preseason power rankings, behind the Phoenix Suns and New Orleans Pelicans. Those missed the mark.
The Celtics went 56-26 this season, finishing with the second-best record in the Eastern Conference. The Suns went 45-37, while the Pelicans went 26-56. Again, what was the reasoning for ranking New Orleans ahead of Boston?
Mazzulla's not taking all the credit for Boston exceeding expectations this season.
"There's so much that goes into winning one game, and it starts with the players, but it goes to our staff," Mazzulla told NBA on NBC/Peacock Tuesday. "I feel bad that they're not here, but forever indebted to the guys that give up the time with their families and their time to give us a chance to win every day."
Joe Mazzulla believes his Coach of the Year award should go to the entire Celtics coaching staff. pic.twitter.com/TDAhGon2HT
— NBA on NBC and Peacock (@NBAonNBC) May 27, 2026
Mazzulla wanted to ensure his staff received their flowers, but it's the HC who must get the job done. He did that this season and now finds himself in a distinguished group of Celtics HCs thanks to his efforts.
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