Duncan Michael Hall (born 16 March 1956) is a former Australian rugby union player who played for the Australian national rugby team, earning fifteen caps for the Wallabies.
His primary positions were Number 8 and 2nd Row.
His post rugby resume includes an impressive list of coaching positions ranging from Super 12 to international teams.
Hall's father, Duncan Hall Sr., was a professional rugby league footballer for Australia, and is considered one of the greatest players of the 20th Century.