DOU or Dou may refer to:
Douglas MacArthur (26 January 1880 – 5 April 1964) was an American five-star general and field marshal of the Philippine Army.
The double bass or simply the bass (and numerous other names) is the largest and lowest-pitched bowed string instrument in the modern symphony orchestra.
A doughnut or donut (/ˈdoʊnət/ or /ˈdoʊnʌt/; see spelling differences) is a type of fried dough confectionery or dessert food.
The modern double-slit experiment is a demonstration that light and matter can display characteristics of both classically defined waves and particles; moreover, it displays the fundamentally probabilistic nature of quantum mechanical phenomena.
The Douglas A-4 Skyhawk is a single seat subsonic carrier-capable attack aircraft developed for the United States Navy and United States Marine Corps in the early 1950s.
The Douglas DC-8 (also known as the McDonnell Douglas DC-8) is a four-engine long-range narrow-body jet airliner built from 1958 to 1972 by the Douglas Aircraft Company.
In basketball, a double is the accumulation of a double-digit number total in one of five statistical categories—points, rebounds, assists, steals, and blocked shots—in a game.
Douglas Noel Adams (11 March 1952 – 11 May 2001) was an English author, scriptwriter, essayist, humorist, satirist and dramatist.
Double-entry bookkeeping, in accounting, is a system of bookkeeping so named because every entry to an account requires a corresponding and opposite entry to a different account.