In fact, with 17 titles to their name and decades of competitive basketball, their unretired jersey numbers pack some of the most history not hanging from the rafters of any team in the league. To that end, we have launched our accounting of that history with every player in every jersey worn by more than one Celtics player in the storied franchise’s history accounted for.
Today’s installment focuses on the nine players who wore No. 21 over the years as of September 2022.
Every player in Boston Celtics history who wore No. 15 https://t.co/ENomxQzxBl
— The Celtics Wire (@TheCelticsWire) September 20, 2022