Ngô Đình Luyện was a brother of South Vietnam

South Vietnam

South Vietnam was a state which governed southern Vietnam until 1975. It received international recognition in 1950 as the "State of Vietnam" and later as the "Republic of Vietnam" . Its capital was Saigon...

’s first President, Ngô Đình Diệm

Ngo Dinh Diem

Ngô Đình Diệm was the first president of South Vietnam . In the wake of the French withdrawal from Indochina as a result of the 1954 Geneva Accords, Diệm led the effort to create the Republic of Vietnam. Accruing considerable U.S. support due to his staunch anti-Communism, he achieved victory in a...

, Provincial Governor Ngô Ðình Khôi

Ngo Dinh Khoi

Ngô Ðình Khôi was a brother of South Vietnam’s first President, Ngô Đình Diệm, and of Archbishop Ngô Đình Thục. He served as a governor in the French administration of Việtnam during the French Indochina years. He was buried alive by the Communists for refusal to join the Việt Minh as a minister in...

, and of Archbishop Ngô Đình Thục. Ngô Đình Diệm appointed him as ambassador to the United Kingdom. His two brothers, Ngô Đình Nhu

Ngo Dinh Nhu

Ngô Ðình Nhu was the younger brother and chief political advisor of South Vietnam's first president, Ngô Ðình Diệm. Nhu was widely regarded as the architect of the Ngô family's nepotistic and autocratic rule over South Vietnam from 1955 to 1963...

 and Ngô Đình Diệm

Ngo Dinh Diem

Ngô Đình Diệm was the first president of South Vietnam . In the wake of the French withdrawal from Indochina as a result of the 1954 Geneva Accords, Diệm led the effort to create the Republic of Vietnam. Accruing considerable U.S. support due to his staunch anti-Communism, he achieved victory in a...

, were killed on November 1, 1963, during a military coup; another brother, Ngô Đình Cẩn

Ngo Dinh Can

Ngô Đình Cẩn was a younger brother and confidant of South Vietnam’s first president, Ngo Dinh Diem, and an important member of the Diem government. Diem put Cẩn in charge of central Vietnam, stretching from Phan Thiết in the south to the border at the 17th parallel, with Cẩn ruling the region as...

, was captured a few days later and eventually sentenced to death and executed. Luyện was able to escape assassination because he was in London

London

London is the capital city of :England and the :United Kingdom, the largest metropolitan area in the United Kingdom, and the largest urban zone in the European Union by most measures. Located on the River Thames, London has been a major settlement for two millennia, its history going back to its...

 at the time.

His father, Ngô Đình Khả, was a mandarin during the French colonial era.