David Singleton Doty (born 1929) is a Senior United States District Judge of the United States District Court for the District of Minnesota.Doty was born in Anoka, Minnesota. He received his Bachelor of Arts degree from the University of Minnesota in 1952 and his Juris Doctor from the University of Minnesota Law School in 1961. He had served as a captain in the United States Marine Corps in the interim, from 1952 to 1958. Following graduation he practiced privately in St. Paul, Minnesota for a year. He moved to Minneapolis the next year and practiced there from 1962 to 1987, partly with the Popham Haik law firm. He had also served as a state Special Assistant Attorney General from 1968 to 1969 and as President of the Minnesota State Bar Association from 1984 to 1985. Wikipedia