Leaders of South Vietnam

This is a list of leaders of South Vietnam, since the establishment of the Autonomous Republic of Cochinchina in 1946, and the division of Vietnam in 1954 until the fall of the Republic of Vietnam in 1975, and the reunification of Vietnam in 1976.

Heads of state

Chiefs of the State of Vietnam (1949–1955)

No.	Portrait	Name (Born-Died)	Term of office			Party
			Took office	Left office	Time in office
1		Bảo Đại (1912–1997)	13 June 1949	30 April 1955	5 years, 321 days	Independent
—		Ngô Đình Diệm (1901–1963)	30 April 1955	26 October 1955	179 days	Can Lao

Presidents of the First Republic of Vietnam (1955–1963)

Number	Portrait	Name (Birth–Death)	Term of office		Affiliation
1		Ngô Đình Diệm (1901–1963)	26 October 1955	2 November 1963 (assassinated.)	Personalist Labor Revolutionary Party

Prime Minister of South Vietnam

No.	Portrait	Name (Born-Died)	Term of office			Party
			Took office	Left office	Time in office
Prime Ministers of the Autonomous Republic of Cochinchina (1946–1948)
1		Nguyễn Văn Thinh (1888–1946)	1 June 1946	10 November 1946	162 days	Cochinchinese Democratic Party
2		Lê Văn Hoạch (1896–1978)	29 November 1946	29 September 1947	304 days	Independent
3		Nguyễn Văn Xuân (1892–1989)	8 October 1947	27 May 1948	232 days	Military
Prime Ministers of the Provisional Central Government (1948–1949)
3		Nguyễn Văn Xuân (1892–1989)	27 May 1948	14 June 1949	1 year, 18 days	Military
Prime Ministers of the State of Vietnam (1949–1955)
1		Bảo Đại (1912–1997)	14 June 1949	21 January 1950	221 days	Independent
2		Nguyễn Phan Long (1889–1960)	21 January 1950	27 April 1950	96 days	Constitutional Party
3		Trần Văn Hữu (1896–1984)	6 May 1950	6 June 1952	2 years, 31 days	Independent
4		Nguyễn Văn Tâm (1893–1990)	6 June 1952	17 December 1953	1 year, 194 days	Nationalist Party
5		Nguyễn Phúc Bửu Lộc (1914–1990)	11 January 1954	16 June 1954	156 days	Independent
6		Ngô Đình Diệm (1901–1963)	16 June 1954	26 October 1955	1 year, 132 days	Personalist Labor Revolutionary Party
Prime Ministers of the Republic of Vietnam (1955–1975)
Abolished (26 October 1955 – 4 November 1963)
1		Nguyễn Ngọc Thơ (1908–1976)	4 November 1963	28 February 1964	116 days	Independent
2		Nguyễn Khánh (1927–2013)	28 February 1964	27 August 1964	181 days	Military
—		Nguyễn Xuân Oánh (1921–2003) Acting	29 August 1964	3 September 1964	5 days	Independent
(2)		Nguyễn Khánh (1927–2013)	3 September 1964	4 November 1964	62 days	Military
3		Trần Văn Hương (1903–1982)	4 November 1964	27 January 1965	84 days	Independent
—		Nguyễn Xuân Oánh (1921–2003) Acting	27 January 1965	15 February 1965	19 days	Independent
4		Phan Huy Quát (1908–1979)	16 February 1965	5 June 1965	109 days	Nationalist Party
5		Nguyễn Cao Kỳ (1930–2011)	14 June 1965	1 September 1967	2 years, 48 days	Military
6		Nguyễn Văn Lộc (1922–1992)	1 November 1967	17 May 1968	290 days	Military
(3)		Trần Văn Hương (1903–1982)	28 May 1968	22 August 1969	1 year, 86 days	Independent National Social Democratic Front
7		Trần Thiện Khiêm (1925–2021)	22 August 1969	5 April 1975	5 years, 226 days	National Social Democratic Front
8		Nguyễn Bá Cẩn (1930–2009)	5 April 1975	25 April 1975	20 days	Democratic Party
9		Vũ Văn Mẫu (1914–1998)	28 April 1975	30 April 1975	2 days	Forces for National Reconciliation

Other websites

• Rulers – Vietnam
• World Statesmen – South Vietnam