Định Vương Nguyễn Phúc Thuần (1754–1777) was one of the

Nguyễn lords Nguyễn () is the most common Vietnamese surname. Outside of Vietnam, the surname is commonly rendered without diacritics as Nguyen. Nguyên (元）is a different word and surname. By some estimates 39 percent of Vietnamese people bear this su ...

who ruled over the southern portion of Vietnam from the 16th–18th centuries. The collapse of the house of Nguyễn lords intensified during Thuần's reign, many uprisings broke out throughout central part of Vietnam, including the Tây Sơn revolt; and the offensive of

Trịnh lords The Trịnh lords ( vi, Chúa Trịnh; Chữ Nôm: 主鄭; 1545–1787), formal title Trịnh Viceroy (; ), also known as Trịnh clan (鄭氏, ''Trịnh thị'') or the House of Trịnh, were a noble feudal clan who de facto ruled Northern Viet ...

from northern Vietnam. He tried to re-establish the Nguyễn lords' authority but unsuceeded. At last, he was captured and executed along with his followers and almost all family members by Tây Sơn rebel general

Nguyễn Huệ Emperor Quang Trung ( vi-hantu, 光中, 1753 – 16 September 1792) or Nguyễn Huệ ( vi-hantu, 阮惠), also known as Nguyễn Quang Bình ( vi-hantu, 阮光平), was the second emperor of the Tây Sơn dynasty, reigning from 1788 until 17 ...

in 1777.

References

*Chapuis, Oscar (1995). "A History of Vietnam". Greenwood Publishing Group. . pp138–141. {{DEFAULTSORT:Nguyen Phuc Thuan 1754 births 1777 deaths Thuan Child rulers from Asia