William Dean Singleton (born August 1, 1951) is an American newspaper executive.
He is the founder and executive board chairman of MediaNews Group, the fourth-largest newspaper company in the United States in terms of circulation, with 53 daily papers totaling 2.7 million subscriptions daily and 3 million on Sunday.
He is also a former chairman of the board of directors of the Associated Press.
Additionally, he has been publisher of a number of MediaNews' dailies, including the Denver Post, the Salt Lake Tribune and the Detroit News.