Sir Dennis Young (1936 – March 2008) was the acting governor-general of Papua New Guinea in 1991.
He was Speaker of the Assembly when Sir Serei Eri resigned his position as governor-general on October 1, 1991.
Young served as acting governor-general until the selection of Sir Wiwa Korowi on November 18, 1991.
[2] He served as the Speaker of the National Parliament of Papua New Guinea from August 1982 to October 1982 and from November 1987 to July 1992.
Young died from a heart attack in Milne Bay in March 2008.