The Boston Celtics have an extensive history, featuring 68 different jersey numbers worn by over 500 players since their inception. Currently, 25 jerseys have been retired to honor legendary players. This article spotlights JD Davison, who wore the No. 20 jersey during his three-year stint with the Celtics. Drafted 53rd overall in 2022 after a promising college career at Alabama, Davison has contributed modestly to the team with an average of 1.9 points per game, yet remains a part of the franchise's ongoing journey.