The Boston Celtics have a rich history of jersey numbers, with 68 different numbers worn by over 500 players since the team’s inception. Among these, jersey No. 4 has been donned by notable players like Tony Lavelli, who played one season with the Celtics in 1949-50, averaging 8.8 points per game, and Gerry Ward, who had a brief stint in 1964 with just three games but contributed to a championship win. Saul Mariaschin, another player associated with No. 4, played in the 1947-48 season and averaged 7.7 points per game. Sonny Hertzberg also wore No. 4, playing from 1949-51, with averages of 10 points, 4 rebounds, and 3.3 assists per game. This exploration of jersey history highlights the legacy of players who contributed to the Celtics' storied past. The Celtics currently have 25 jerseys retired to honor their greatest players.