3× NBA champion (1981, 1984, 1986)
2× NBA Finals MVP (1984, 1986)
3× NBA Most Valuable Player (1984–1986)
12× NBA All-Star (1980–1988, 1990–1992)
NBA All-Star Game MVP (1982)
9× All-NBA First Team (1980–1988)
All-NBA Second Team (1990)
3× NBA All-Defensive Second Team (1982–1984)
NBA Rookie of the Year (1980)
NBA All-Rookie First Team (1980)
3× Three-point Shootout champion (1986–1988)
2× NBA three-point field goals leader (1986, 1987)
Named one of the 50 Greatest Players in NBA History in 1996
Selected on the NBA 75th Anniversary Team in 2021[129]
No. 33 retired by Boston Celtics
NBA All-Star Game head coach (1998)
NBA Coach of the Year (1998)
NBA Executive of the Year (2012)