North Vietnam, officially the Democratic Republic of Vietnam, was a country in Southeast Asia from 1945 to 1976, with sovereignty fully recognized in 1954. A member of the communist Eastern Bloc, it opposed the French-supported State of Vietnam and later the Western-allied Republic of Vietnam. The DRV invaded Saigon in 1975 and ceased to exist the following year when it merged with the south to become the current Socialist Republic of Vietnam.
The đồng was the currency of North Vietnam from 3 November 1946 to 2 May 1978. It was subdivided into 10 hào, each itself divided into 10 xu.
The piastre de commerce was the currency of French Indochina between 1887 and 1954. It was first used in 1885. It was subdivided into 100 cents, each of 2~6 sapèques.